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Debian GNU/Linux

BOS ID

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BOSS-VENDOR-56551

Tags

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N/A

Related Bos

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Software in the Public Interest, Inc.
Linux Distros

Note

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https://www.debian.org/ https://en.wikipedia.org/wiki/Debian https://www.debian.org/legal/ https://www.spi-inc.org/projects/debian/

Mapped CVEsMapped VendorsRelated AssignersReports
10124Vulnerabilities found

CVE-2021-38005
Assigner-Chrome
ShareView Details
Assigner-Chrome
CVSS Score-8.8||HIGH
EPSS-1.22% / 78.91%
||
7 Day CHG~0.00%
Published-23 Dec, 2021 | 00:05
Updated-04 Aug, 2024 | 01:30
Rejected-Not Available
Known To Be Used In Ransomware Campaigns?-Not Available
KEV Added-Not Available
KEV Action Due Date-Not Available

Use after free in loader in Google Chrome prior to 96.0.4664.45 allowed a remote attacker to potentially exploit heap corruption via a crafted HTML page.

Action-Not Available
Vendor-Fedora ProjectGoogle LLCDebian GNU/Linux
Product-chromedebian_linuxfedoraChrome
CWE ID-CWE-416
Use After Free
CVE-2021-43804
Assigner-GitHub, Inc.
ShareView Details
Assigner-GitHub, Inc.
CVSS Score-7.3||HIGH
EPSS-0.30% / 53.07%
||
7 Day CHG~0.00%
Published-22 Dec, 2021 | 00:00
Updated-04 Nov, 2025 | 16:15
Rejected-Not Available
Known To Be Used In Ransomware Campaigns?-Not Available
KEV Added-Not Available
KEV Action Due Date-Not Available
Out-of-bounds read when parsing RTCP BYE message in PJSIP

PJSIP is a free and open source multimedia communication library written in C language implementing standard based protocols such as SIP, SDP, RTP, STUN, TURN, and ICE. In affected versions if the incoming RTCP BYE message contains a reason's length, this declared length is not checked against the actual received packet size, potentially resulting in an out-of-bound read access. This issue affects all users that use PJMEDIA and RTCP. A malicious actor can send a RTCP BYE message with an invalid reason length. Users are advised to upgrade as soon as possible. There are no known workarounds.

Action-Not Available
Vendor-teluupjsipDebian GNU/Linux
Product-pjsipdebian_linuxpjproject
CWE ID-CWE-125
Out-of-bounds Read
CVE-2021-44733
Assigner-MITRE Corporation
ShareView Details
Assigner-MITRE Corporation
CVSS Score-7||HIGH
EPSS-0.26% / 49.30%
||
7 Day CHG-0.00%
Published-22 Dec, 2021 | 00:00
Updated-04 Aug, 2024 | 04:32
Rejected-Not Available
Known To Be Used In Ransomware Campaigns?-Not Available
KEV Added-Not Available
KEV Action Due Date-Not Available

A use-after-free exists in drivers/tee/tee_shm.c in the TEE subsystem in the Linux kernel through 5.15.11. This occurs because of a race condition in tee_shm_get_from_id during an attempt to free a shared memory object.

Action-Not Available
Vendor-n/aFedora ProjectRed Hat, Inc.Linux Kernel Organization, IncNetApp, Inc.Debian GNU/Linux
Product-h300eh500senterprise_linuxh410c_firmwareh300s_firmwareh410sh300sh300e_firmwaredebian_linuxlinux_kernelh500eh410s_firmwarefedorah500s_firmwareh500e_firmwareh700s_firmwareh700eh410ch700e_firmwareh700sn/a
CWE ID-CWE-362
Concurrent Execution using Shared Resource with Improper Synchronization ('Race Condition')
CVE-2021-40393
Assigner-Talos
ShareView Details
Assigner-Talos
CVSS Score-10||CRITICAL
EPSS-0.28% / 50.78%
||
7 Day CHG~0.00%
Published-22 Dec, 2021 | 00:00
Updated-04 Aug, 2024 | 02:44
Rejected-Not Available
Known To Be Used In Ransomware Campaigns?-Not Available
KEV Added-Not Available
KEV Action Due Date-Not Available

An out-of-bounds write vulnerability exists in the RS-274X aperture macro variables handling functionality of Gerbv 2.7.0 and dev (commit b5f1eacd) and the forked version of Gerbv (commit 71493260). A specially-crafted gerber file can lead to code execution. An attacker can provide a malicious file to trigger this vulnerability.

Action-Not Available
Vendor-gerbv_projectn/aDebian GNU/Linux
Product-debian_linuxgerbvGerbv
CWE ID-CWE-119
Improper Restriction of Operations within the Bounds of a Memory Buffer
CWE ID-CWE-787
Out-of-bounds Write
CVE-2021-37706
Assigner-GitHub, Inc.
ShareView Details
Assigner-GitHub, Inc.
CVSS Score-7.3||HIGH
EPSS-0.24% / 47.45%
||
7 Day CHG~0.00%
Published-22 Dec, 2021 | 00:00
Updated-04 Nov, 2025 | 16:15
Rejected-Not Available
Known To Be Used In Ransomware Campaigns?-Not Available
KEV Added-Not Available
KEV Action Due Date-Not Available
Potential integer underflow upon receiving STUN message in PJSIP

PJSIP is a free and open source multimedia communication library written in C language implementing standard based protocols such as SIP, SDP, RTP, STUN, TURN, and ICE. In affected versions if the incoming STUN message contains an ERROR-CODE attribute, the header length is not checked before performing a subtraction operation, potentially resulting in an integer underflow scenario. This issue affects all users that use STUN. A malicious actor located within the victim’s network may forge and send a specially crafted UDP (STUN) message that could remotely execute arbitrary code on the victim’s machine. Users are advised to upgrade as soon as possible. There are no known workarounds.

Action-Not Available
Vendor-teluupjsipSangoma Technologies Corp.Debian GNU/LinuxAsterisk
Product-pjsipasteriskcertified_asteriskdebian_linuxpjproject
CWE ID-CWE-191
Integer Underflow (Wrap or Wraparound)
CVE-2021-40394
Assigner-Talos
ShareView Details
Assigner-Talos
CVSS Score-10||CRITICAL
EPSS-0.56% / 67.83%
||
7 Day CHG~0.00%
Published-22 Dec, 2021 | 00:00
Updated-04 Aug, 2024 | 02:44
Rejected-Not Available
Known To Be Used In Ransomware Campaigns?-Not Available
KEV Added-Not Available
KEV Action Due Date-Not Available

An out-of-bounds write vulnerability exists in the RS-274X aperture macro variables handling functionality of Gerbv 2.7.0 and dev (commit b5f1eacd) and the forked version of Gerbv (commit 71493260). A specially-crafted gerber file can lead to code execution. An attacker can provide a malicious file to trigger this vulnerability.

Action-Not Available
Vendor-gerbv_projectn/aDebian GNU/Linux
Product-debian_linuxgerbvGerbv
CWE ID-CWE-787
Out-of-bounds Write
CVE-2021-44224
Assigner-Apache Software Foundation
ShareView Details
Assigner-Apache Software Foundation
CVSS Score-8.2||HIGH
EPSS-3.95% / 88.17%
||
7 Day CHG-7.01%
Published-20 Dec, 2021 | 11:20
Updated-04 Aug, 2024 | 04:17
Rejected-Not Available
Known To Be Used In Ransomware Campaigns?-Not Available
KEV Added-Not Available
KEV Action Due Date-Not Available
Possible NULL dereference or SSRF in forward proxy configurations in Apache HTTP Server 2.4.51 and earlier

A crafted URI sent to httpd configured as a forward proxy (ProxyRequests on) can cause a crash (NULL pointer dereference) or, for configurations mixing forward and reverse proxy declarations, can allow for requests to be directed to a declared Unix Domain Socket endpoint (Server Side Request Forgery). This issue affects Apache HTTP Server 2.4.7 up to 2.4.51 (included).

Action-Not Available
Vendor-Tenable, Inc.The Apache Software FoundationApple Inc.Fedora ProjectDebian GNU/LinuxOracle Corporation
Product-http_servercommunications_operations_monitordebian_linuxinstantis_enterprisetrackfedoracommunications_session_route_managermac_os_xtenable.sccommunications_session_report_managermacoscommunications_element_managerApache HTTP Server
CWE ID-CWE-476
NULL Pointer Dereference
CVE-2021-44732
Assigner-MITRE Corporation
ShareView Details
Assigner-MITRE Corporation
CVSS Score-9.8||CRITICAL
EPSS-0.93% / 75.91%
||
7 Day CHG~0.00%
Published-20 Dec, 2021 | 00:00
Updated-03 Nov, 2025 | 20:15
Rejected-Not Available
Known To Be Used In Ransomware Campaigns?-Not Available
KEV Added-Not Available
KEV Action Due Date-Not Available

Mbed TLS before 3.0.1 has a double free in certain out-of-memory conditions, as demonstrated by an mbedtls_ssl_set_session() failure.

Action-Not Available
Vendor-n/aDebian GNU/LinuxArm Limited
Product-debian_linuxmbed_tlsn/a
CWE ID-CWE-415
Double Free
CVE-2021-44790
Assigner-Apache Software Foundation
ShareView Details
Assigner-Apache Software Foundation
CVSS Score-9.8||CRITICAL
EPSS-86.34% / 99.40%
||
7 Day CHG-0.76%
Published-20 Dec, 2021 | 00:00
Updated-01 May, 2025 | 15:38
Rejected-Not Available
Known To Be Used In Ransomware Campaigns?-Not Available
KEV Added-Not Available
KEV Action Due Date-Not Available
Possible buffer overflow when parsing multipart content in mod_lua of Apache HTTP Server 2.4.51 and earlier

A carefully crafted request body can cause a buffer overflow in the mod_lua multipart parser (r:parsebody() called from Lua scripts). The Apache httpd team is not aware of an exploit for the vulnerabilty though it might be possible to craft one. This issue affects Apache HTTP Server 2.4.51 and earlier.

Action-Not Available
Vendor-Fedora ProjectTenable, Inc.Oracle CorporationThe Apache Software FoundationApple Inc.Debian GNU/LinuxNetApp, Inc.
Product-communications_session_route_managerdebian_linuxfedoracommunications_element_managercommunications_session_report_managerhttp_servertenable.scmac_os_xzfs_storage_appliance_kitcommunications_operations_monitormacosinstantis_enterprisetrackcloud_backupApache HTTP Server
CWE ID-CWE-787
Out-of-bounds Write
CVE-2021-45105
Assigner-Apache Software Foundation
ShareView Details
Assigner-Apache Software Foundation
CVSS Score-5.9||MEDIUM
EPSS-66.71% / 98.52%
||
7 Day CHG-4.66%
Published-18 Dec, 2021 | 11:55
Updated-04 Aug, 2024 | 04:39
Rejected-Not Available
Known To Be Used In Ransomware Campaigns?-Not Available
KEV Added-Not Available
KEV Action Due Date-Not Available
Apache Log4j2 does not always protect from infinite recursion in lookup evaluation

Apache Log4j2 versions 2.0-alpha1 through 2.16.0 (excluding 2.12.3 and 2.3.1) did not protect from uncontrolled recursion from self-referential lookups. This allows an attacker with control over Thread Context Map data to cause a denial of service when a crafted string is interpreted. This issue was fixed in Log4j 2.17.0, 2.12.3, and 2.3.1.

Action-Not Available
Vendor-The Apache Software FoundationSonicWall Inc.NetApp, Inc.Debian GNU/LinuxOracle Corporation
Product-communications_diameter_signaling_routerpeoplesoft_enterprise_peopletoolshyperion_bi\+hyperion_tax_provisionprimavera_unifiertaleo_platformcommunications_cloud_native_core_network_function_cloud_native_environmentretail_back_officecommunications_network_integrityretail_service_backbonecommunications_network_charging_and_controlcommunications_session_route_managerbusiness_intelligencemanagement_cloud_enginecommunications_user_data_repositoryautovue_for_agile_product_lifecycle_managementcommunications_performance_intelligence_centerhealthcare_master_person_indexhealth_sciences_empirica_signalbanking_loans_servicingcommunications_eagle_ftp_table_base_retrievalcommunications_cloud_native_core_unified_data_repositorynetwork_security_managerretail_order_brokersql_developercommunications_evolved_communications_application_serverretail_price_managementcommunications_unified_inventory_managementwebcenter_sitesweb_application_firewallcommunications_cloud_native_core_service_communication_proxyretail_customer_insightscommunications_cloud_native_core_security_edge_protection_proxycommunications_messaging_serverenterprise_manager_for_peoplesofthealthcare_translational_research6bk1602-0aa42-0tp0_firmwarecommunications_eagle_element_management_systemcommunications_ip_service_activatorretail_financial_integrationretail_data_extractor_for_merchandisingretail_returns_managementretail_order_management_systemhospitality_suite8banking_treasury_management6bk1602-0aa52-0tp0retail_eftlinkhospitality_token_proxy_servicecloud_managerdebian_linuxweblogic_servermysql_enterprise_monitor6bk1602-0aa32-0tp0_firmwareinstantis_enterprisetracklog4j6bk1602-0aa22-0tp0_firmwarehyperion_profitability_and_cost_managementcommunications_asap6bk1602-0aa22-0tp0communications_element_manager6bk1602-0aa52-0tp0_firmwareenterprise_manager_base_platformwebcenter_portaldata_integratorretail_store_inventory_managementhealthcare_data_repositorye-business_suitecommunications_cloud_native_core_consoleretail_central_officeprimavera_gatewaybanking_platformcommunications_session_report_manageragile_plmretail_merchandising_systemcommunications_cloud_native_core_policybanking_party_managementcommunications_convergent_charging_controllerretail_point-of-servicebanking_enterprise_default_managementbanking_paymentsflexcube_universal_bankingfinancial_services_analytical_applications_infrastructurehyperion_data_relationship_managementhealthcare_foundationcommunications_service_brokerhealth_sciences_informcommunications_interactive_session_recorderpayment_interfaceenterprise_manager_ops_centercommunications_services_gatekeepercommunications_convergencemanaged_file_transfer6bk1602-0aa12-0tp0insurance_insbridge_rating_and_underwritingretail_predictive_application_servercommunications_cloud_native_core_network_slice_selection_functioncommunications_billing_and_revenue_managementidentity_manager_connectorsiebel_ui_frameworkcommunications_cloud_native_core_network_repository_functionretail_integration_busagile_plm_mcad_connectoragile_engineering_data_managementutilities_framework6bk1602-0aa32-0tp06bk1602-0aa12-0tp0_firmwarebanking_deposits_and_lines_of_credit_servicinghyperion_planningbanking_trade_financeretail_invoice_matchingprimavera_p6_enterprise_project_portfolio_managementcommunications_webrtc_session_controllercommunications_pricing_design_centerhealth_sciences_information_manageremail_securityjdeveloperfinancial_services_model_management_and_governancehyperion_infrastructure_technologyinsurance_data_gateway6bk1602-0aa42-0tp0identity_management_suiteApache Log4j2
CWE ID-CWE-674
Uncontrolled Recursion
CWE ID-CWE-20
Improper Input Validation
CVE-2021-23450
Assigner-Snyk
ShareView Details
Assigner-Snyk
CVSS Score-7.5||HIGH
EPSS-2.41% / 84.89%
||
7 Day CHG~0.00%
Published-17 Dec, 2021 | 20:05
Updated-16 Sep, 2024 | 20:53
Rejected-Not Available
Known To Be Used In Ransomware Campaigns?-Not Available
KEV Added-Not Available
KEV Action Due Date-Not Available
Prototype Pollution

All versions of package dojo are vulnerable to Prototype Pollution via the setObject function.

Action-Not Available
Vendor-n/aDebian GNU/LinuxThe Linux FoundationOracle Corporation
Product-debian_linuxweblogic_serverprimavera_unifiercommunications_policy_managementdojodojo
CWE ID-CWE-1321
Improperly Controlled Modification of Object Prototype Attributes ('Prototype Pollution')
CVE-2021-4008
Assigner-Red Hat, Inc.
ShareView Details
Assigner-Red Hat, Inc.
CVSS Score-7.8||HIGH
EPSS-0.07% / 22.39%
||
7 Day CHG~0.00%
Published-17 Dec, 2021 | 00:00
Updated-03 Aug, 2024 | 17:16
Rejected-Not Available
Known To Be Used In Ransomware Campaigns?-Not Available
KEV Added-Not Available
KEV Action Due Date-Not Available

A flaw was found in xorg-x11-server in versions before 21.1.2 and before 1.20.14. An out-of-bounds access can occur in the SProcRenderCompositeGlyphs function. The highest threat from this vulnerability is to data confidentiality and integrity as well as system availability.

Action-Not Available
Vendor-n/aDebian GNU/LinuxFedora ProjectX.Org Foundation
Product-debian_linuxfedorax_serverxorg-x11-server
CWE ID-CWE-119
Improper Restriction of Operations within the Bounds of a Memory Buffer
CVE-2021-4009
Assigner-Red Hat, Inc.
ShareView Details
Assigner-Red Hat, Inc.
CVSS Score-7.8||HIGH
EPSS-0.09% / 25.83%
||
7 Day CHG~0.00%
Published-17 Dec, 2021 | 00:00
Updated-03 Aug, 2024 | 17:16
Rejected-Not Available
Known To Be Used In Ransomware Campaigns?-Not Available
KEV Added-Not Available
KEV Action Due Date-Not Available

A flaw was found in xorg-x11-server in versions before 21.1.2 and before 1.20.14. An out-of-bounds access can occur in the SProcXFixesCreatePointerBarrier function. The highest threat from this vulnerability is to data confidentiality and integrity as well as system availability.

Action-Not Available
Vendor-n/aDebian GNU/LinuxFedora ProjectX.Org Foundation
Product-debian_linuxfedorax_serverxorg-x11-server
CWE ID-CWE-119
Improper Restriction of Operations within the Bounds of a Memory Buffer
CVE-2021-4010
Assigner-Red Hat, Inc.
ShareView Details
Assigner-Red Hat, Inc.
CVSS Score-7.8||HIGH
EPSS-0.08% / 23.34%
||
7 Day CHG~0.00%
Published-17 Dec, 2021 | 00:00
Updated-03 Aug, 2024 | 17:16
Rejected-Not Available
Known To Be Used In Ransomware Campaigns?-Not Available
KEV Added-Not Available
KEV Action Due Date-Not Available

A flaw was found in xorg-x11-server in versions before 21.1.2 and before 1.20.14. An out-of-bounds access can occur in the SProcScreenSaverSuspend function. The highest threat from this vulnerability is to data confidentiality and integrity as well as system availability.

Action-Not Available
Vendor-n/aDebian GNU/LinuxFedora ProjectX.Org Foundation
Product-debian_linuxfedorax_serverxorg-x11-server
CWE ID-CWE-119
Improper Restriction of Operations within the Bounds of a Memory Buffer
CVE-2021-4011
Assigner-Red Hat, Inc.
ShareView Details
Assigner-Red Hat, Inc.
CVSS Score-7.8||HIGH
EPSS-0.04% / 12.24%
||
7 Day CHG-0.06%
Published-17 Dec, 2021 | 00:00
Updated-03 Aug, 2024 | 17:16
Rejected-Not Available
Known To Be Used In Ransomware Campaigns?-Not Available
KEV Added-Not Available
KEV Action Due Date-Not Available

A flaw was found in xorg-x11-server in versions before 21.1.2 and before 1.20.14. An out-of-bounds access can occur in the SwapCreateRegister function. The highest threat from this vulnerability is to data confidentiality and integrity as well as system availability.

Action-Not Available
Vendor-n/aDebian GNU/LinuxFedora ProjectX.Org Foundation
Product-debian_linuxfedorax_serverxorg-x11-server
CWE ID-CWE-119
Improper Restriction of Operations within the Bounds of a Memory Buffer
CVE-2021-45098
Assigner-MITRE Corporation
ShareView Details
Assigner-MITRE Corporation
CVSS Score-7.5||HIGH
EPSS-0.65% / 70.47%
||
7 Day CHG~0.00%
Published-16 Dec, 2021 | 04:07
Updated-03 Nov, 2025 | 20:15
Rejected-Not Available
Known To Be Used In Ransomware Campaigns?-Not Available
KEV Added-Not Available
KEV Action Due Date-Not Available

An issue was discovered in Suricata before 6.0.4. It is possible to bypass/evade any HTTP-based signature by faking an RST TCP packet with random TCP options of the md5header from the client side. After the three-way handshake, it's possible to inject an RST ACK with a random TCP md5header option. Then, the client can send an HTTP GET request with a forbidden URL. The server will ignore the RST ACK and send the response HTTP packet for the client's request. These packets will not trigger a Suricata reject action.

Action-Not Available
Vendor-oisfn/aDebian GNU/Linux
Product-debian_linuxsuricatan/a
CVE-2021-45095
Assigner-MITRE Corporation
ShareView Details
Assigner-MITRE Corporation
CVSS Score-5.5||MEDIUM
EPSS-0.04% / 12.87%
||
7 Day CHG~0.00%
Published-16 Dec, 2021 | 03:37
Updated-04 Aug, 2024 | 04:32
Rejected-Not Available
Known To Be Used In Ransomware Campaigns?-Not Available
KEV Added-Not Available
KEV Action Due Date-Not Available

pep_sock_accept in net/phonet/pep.c in the Linux kernel through 5.15.8 has a refcount leak.

Action-Not Available
Vendor-n/aLinux Kernel Organization, IncDebian GNU/Linux
Product-debian_linuxlinux_kerneln/a
CWE ID-CWE-200
Exposure of Sensitive Information to an Unauthorized Actor
CVE-2021-45086
Assigner-MITRE Corporation
ShareView Details
Assigner-MITRE Corporation
CVSS Score-6.1||MEDIUM
EPSS-0.21% / 43.68%
||
7 Day CHG~0.00%
Published-16 Dec, 2021 | 02:19
Updated-04 Aug, 2024 | 04:32
Rejected-Not Available
Known To Be Used In Ransomware Campaigns?-Not Available
KEV Added-Not Available
KEV Action Due Date-Not Available

XSS can occur in GNOME Web (aka Epiphany) before 40.4 and 41.x before 41.1 because a server's suggested_filename is used as the pdf_name value in PDF.js.

Action-Not Available
Vendor-n/aThe GNOME ProjectDebian GNU/Linux
Product-epiphanydebian_linuxn/a
CWE ID-CWE-79
Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')
CVE-2021-45087
Assigner-MITRE Corporation
ShareView Details
Assigner-MITRE Corporation
CVSS Score-6.1||MEDIUM
EPSS-0.29% / 52.01%
||
7 Day CHG~0.00%
Published-16 Dec, 2021 | 02:19
Updated-04 Aug, 2024 | 04:32
Rejected-Not Available
Known To Be Used In Ransomware Campaigns?-Not Available
KEV Added-Not Available
KEV Action Due Date-Not Available

XSS can occur in GNOME Web (aka Epiphany) before 40.4 and 41.x before 41.1 when View Source mode or Reader mode is used, as demonstrated by a a page title.

Action-Not Available
Vendor-n/aThe GNOME ProjectDebian GNU/Linux
Product-epiphanydebian_linuxn/a
CWE ID-CWE-79
Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')
CVE-2021-45088
Assigner-MITRE Corporation
ShareView Details
Assigner-MITRE Corporation
CVSS Score-6.1||MEDIUM
EPSS-0.29% / 52.01%
||
7 Day CHG~0.00%
Published-16 Dec, 2021 | 02:19
Updated-04 Aug, 2024 | 04:32
Rejected-Not Available
Known To Be Used In Ransomware Campaigns?-Not Available
KEV Added-Not Available
KEV Action Due Date-Not Available

XSS can occur in GNOME Web (aka Epiphany) before 40.4 and 41.x before 41.1 via an error page.

Action-Not Available
Vendor-n/aThe GNOME ProjectDebian GNU/Linux
Product-epiphanydebian_linuxn/a
CWE ID-CWE-79
Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')
CVE-2021-45085
Assigner-MITRE Corporation
ShareView Details
Assigner-MITRE Corporation
CVSS Score-6.1||MEDIUM
EPSS-0.29% / 52.01%
||
7 Day CHG~0.00%
Published-16 Dec, 2021 | 02:19
Updated-04 Aug, 2024 | 04:32
Rejected-Not Available
Known To Be Used In Ransomware Campaigns?-Not Available
KEV Added-Not Available
KEV Action Due Date-Not Available

XSS can occur in GNOME Web (aka Epiphany) before 40.4 and 41.x before 41.1 via an about: page, as demonstrated by ephy-about:overview when a user visits an XSS payload page often enough to place that page on the Most Visited list.

Action-Not Available
Vendor-n/aThe GNOME ProjectDebian GNU/Linux
Product-epiphanydebian_linuxn/a
CWE ID-CWE-79
Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')
CVE-2021-45078
Assigner-MITRE Corporation
ShareView Details
Assigner-MITRE Corporation
CVSS Score-7.8||HIGH
EPSS-0.16% / 36.84%
||
7 Day CHG~0.00%
Published-15 Dec, 2021 | 19:37
Updated-04 Aug, 2024 | 04:32
Rejected-Not Available
Known To Be Used In Ransomware Campaigns?-Not Available
KEV Added-Not Available
KEV Action Due Date-Not Available

stab_xcoff_builtin_type in stabs.c in GNU Binutils through 2.37 allows attackers to cause a denial of service (heap-based buffer overflow) or possibly have unspecified other impact, as demonstrated by an out-of-bounds write. NOTE: this issue exists because of an incorrect fix for CVE-2018-12699.

Action-Not Available
Vendor-n/aRed Hat, Inc.GNUNetApp, Inc.Debian GNU/LinuxFedora Project
Product-debian_linuxontap_select_deploy_administration_utilityfedoraenterprise_linuxbinutilsn/a
CWE ID-CWE-787
Out-of-bounds Write
CVE-2021-0920
Assigner-Android (associated with Google Inc. or Open Handset Alliance)
ShareView Details
Assigner-Android (associated with Google Inc. or Open Handset Alliance)
CVSS Score-6.4||MEDIUM
EPSS-0.91% / 75.57%
||
7 Day CHG~0.00%
Published-15 Dec, 2021 | 18:05
Updated-23 Oct, 2025 | 14:53
Rejected-Not Available
Known To Be Used In Ransomware Campaigns?-Not Available
KEV Added-Not Available
KEV Action Due Date-Not Available
Known KEV||Action Due Date - 2022-06-13||Apply updates per vendor instructions.

In unix_scm_to_skb of af_unix.c, there is a possible use after free bug due to a race condition. This could lead to local escalation of privilege with System execution privileges needed. User interaction is not needed for exploitation.Product: AndroidVersions: Android kernelAndroid ID: A-196926917References: Upstream kernel

Action-Not Available
Vendor-n/aLinux Kernel Organization, IncDebian GNU/LinuxGoogle LLCAndroid
Product-androidlinux_kerneldebian_linuxAndroidKernel
CWE ID-CWE-362
Concurrent Execution using Shared Resource with Improper Synchronization ('Race Condition')
CWE ID-CWE-416
Use After Free
CVE-2021-43113
Assigner-MITRE Corporation
ShareView Details
Assigner-MITRE Corporation
CVSS Score-9.8||CRITICAL
EPSS-2.70% / 85.67%
||
7 Day CHG~0.00%
Published-15 Dec, 2021 | 00:00
Updated-25 Feb, 2026 | 18:16
Rejected-Not Available
Known To Be Used In Ransomware Campaigns?-Not Available
KEV Added-Not Available
KEV Action Due Date-Not Available

iTextPDF in iText 7 and up to (excluding 4.4.13.3) 7.1.17 allows command injection via a CompareTool filename that is mishandled on the gs (aka Ghostscript) command line in GhostscriptHelper.java.

Action-Not Available
Vendor-itextpdfn/aDebian GNU/Linux
Product-itextdebian_linuxn/a
CWE ID-CWE-77
Improper Neutralization of Special Elements used in a Command ('Command Injection')
CVE-2021-45046
Assigner-Apache Software Foundation
ShareView Details
Assigner-Apache Software Foundation
CVSS Score-9||CRITICAL
EPSS-94.34% / 99.95%
||
7 Day CHG~0.00%
Published-14 Dec, 2021 | 16:55
Updated-27 Oct, 2025 | 17:35
Rejected-Not Available
Known To Be Used In Ransomware Campaigns?-Not Available
KEV Added-Not Available
KEV Action Due Date-Not Available
Known KEV||Action Due Date - 2023-05-22||Apply updates per vendor instructions.
Apache Log4j2 Thread Context Message Pattern and Context Lookup Pattern vulnerable to a denial of service attack

It was found that the fix to address CVE-2021-44228 in Apache Log4j 2.15.0 was incomplete in certain non-default configurations. This could allows attackers with control over Thread Context Map (MDC) input data when the logging configuration uses a non-default Pattern Layout with either a Context Lookup (for example, $${ctx:loginId}) or a Thread Context Map pattern (%X, %mdc, or %MDC) to craft malicious input data using a JNDI Lookup pattern resulting in an information leak and remote code execution in some environments and local code execution in all environments. Log4j 2.16.0 (Java 8) and 2.12.2 (Java 7) fix this issue by removing support for message lookup patterns and disabling JNDI functionality by default.

Action-Not Available
Vendor-cvatThe Apache Software FoundationIntel CorporationSonicWall Inc.Debian GNU/LinuxSiemens AGFedora Project
Product-6bk1602-0aa52-0tp0_firmware6bk1602-0aa12-0tp0datacenter_managergenomics_kernel_librarysystem_studioindustrial_edge_management_hube-car_operation_centermendixsipass_integrated6bk1602-0aa42-0tp0_firmwarelogo\!_soft_comfortmindspheresensor_solution_firmware_development_kitopcenter_intelligenceoperation_scheduleremail_securityindustrial_edge_managementgma-managertracealertserverplusteamcentervesyssiveillance_viewpointsiveillance_command6bk1602-0aa32-0tp0_firmware6bk1602-0aa42-0tp0debian_linuxxpedition_enterprisenavigatorenergy_engage6bk1602-0aa22-0tp0_firmwaresiguard_dsasolid_edge_cam_procomputer_vision_annotation_toolsiveillance_identitydesigo_cc_info_center6bk1602-0aa22-0tp0xpedition_package_integratorsppa-t3000_ses3000spectrum_power_7oneapisiveillance_vantagesentron_powermanagerhead-end_system_universal_device_integration_systemspectrum_power_46bk1602-0aa12-0tp0_firmware6bk1602-0aa52-0tp0siveillance_control_proenergyip_prepaydesigo_cc_advanced_reports6bk1602-0aa32-0tp0solid_edge_harness_designfedoracaptialsecure_device_onboardnxenergyipsystem_debuggeraudio_development_kitcomossppa-t3000_ses3000_firmwarelog4jApache Log4jLog4j2
CWE ID-CWE-917
Improper Neutralization of Special Elements used in an Expression Language Statement ('Expression Language Injection')
CVE-2021-44538
Assigner-MITRE Corporation
ShareView Details
Assigner-MITRE Corporation
CVSS Score-9.8||CRITICAL
EPSS-1.42% / 80.38%
||
7 Day CHG~0.00%
Published-14 Dec, 2021 | 13:26
Updated-04 Aug, 2024 | 04:25
Rejected-Not Available
Known To Be Used In Ransomware Campaigns?-Not Available
KEV Added-Not Available
KEV Action Due Date-Not Available

The olm_session_describe function in Matrix libolm before 3.2.7 is vulnerable to a buffer overflow. The Olm session object represents a cryptographic channel between two parties. Therefore, its state is partially controllable by the remote party of the channel. Attackers can construct a crafted sequence of messages to manipulate the state of the receiver's session in such a way that, for some buffer sizes, a buffer overflow happens on a call to olm_session_describe. Furthermore, safe buffer sizes were undocumented. The overflow content is partially controllable by the attacker and limited to ASCII spaces and digits. The known affected products are Element Web And SchildiChat Web.

Action-Not Available
Vendor-cinny_projectschildin/aDebian GNU/LinuxThe Matrix.org Foundation
Product-schildichatcinnydebian_linuxolmjavascript_sdkelementn/a
CWE ID-CWE-119
Improper Restriction of Operations within the Bounds of a Memory Buffer
CVE-2021-43818
Assigner-GitHub, Inc.
ShareView Details
Assigner-GitHub, Inc.
CVSS Score-8.2||HIGH
EPSS-3.76% / 87.86%
||
7 Day CHG~0.00%
Published-13 Dec, 2021 | 18:05
Updated-18 Dec, 2025 | 15:05
Rejected-Not Available
Known To Be Used In Ransomware Campaigns?-Not Available
KEV Added-Not Available
KEV Action Due Date-Not Available
HTML Cleaner allows crafted and SVG embedded scripts to pass through

lxml is a library for processing XML and HTML in the Python language. Prior to version 4.6.5, the HTML Cleaner in lxml.html lets certain crafted script content pass through, as well as script content in SVG files embedded using data URIs. Users that employ the HTML cleaner in a security relevant context should upgrade to lxml 4.6.5 to receive a patch. There are no known workarounds available.

Action-Not Available
Vendor-lxmllxmlDebian GNU/LinuxOracle CorporationFedora ProjectNetApp, Inc.
Product-http_serverdebian_linuxsolidfire_enterprise_sdshci_storage_nodehci_storage_node_firmwarefedoralxmlzfs_storage_appliance_kitcommunications_cloud_native_core_network_exposure_functioncommunications_cloud_native_core_binding_support_functioncommunications_cloud_native_core_policysolidfirelxml
CWE ID-CWE-74
Improper Neutralization of Special Elements in Output Used by a Downstream Component ('Injection')
CWE ID-CWE-79
Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')
CVE-2021-44228
Assigner-Apache Software Foundation
ShareView Details
Assigner-Apache Software Foundation
CVSS Score-10||CRITICAL
EPSS-94.36% / 99.96%
||
7 Day CHG~0.00%
Published-10 Dec, 2021 | 00:00
Updated-20 Feb, 2026 | 16:15
Rejected-Not Available
Known To Be Used In Ransomware Campaigns?-Not Available
KEV Added-Not Available
KEV Action Due Date-Not Available
Known KEV||Action Due Date - 2021-12-24||For all affected software assets for which updates exist, the only acceptable remediation actions are: 1) Apply updates; OR 2) remove affected assets from agency networks. Temporary mitigations using one of the measures provided at https://www.cisa.gov/uscert/ed-22-02-apache-log4j-recommended-mitigation-measures are only acceptable until updates are available.
Apache Log4j2 JNDI features do not protect against attacker controlled LDAP and other JNDI related endpoints

Apache Log4j2 2.0-beta9 through 2.15.0 (excluding security releases 2.12.2, 2.12.3, and 2.3.1) JNDI features used in configuration, log messages, and parameters do not protect against attacker controlled LDAP and other JNDI related endpoints. An attacker who can control log messages or log message parameters can execute arbitrary code loaded from LDAP servers when message lookup substitution is enabled. From log4j 2.15.0, this behavior has been disabled by default. From version 2.16.0 (along with 2.12.2, 2.12.3, and 2.3.1), this functionality has been completely removed. Note that this vulnerability is specific to log4j-core and does not affect log4net, log4cxx, or other Apache Logging Services projects.

Action-Not Available
Vendor-snowsoftwarepercussionIntel CorporationDebian GNU/LinuxCisco Systems, Inc.Siemens AGApple Inc.Bentley Systems, IncorporatedThe Apache Software FoundationSonicWall Inc.NetApp, Inc.Fedora Project
Product-firepower_4112siveillance_vantagefirepower_4125sppa-t3000_ses3000siveillance_commandsiguard_dsapackaged_contact_center_enterpriseoneapi_sample_browsersolidfire_enterprise_sdsnetwork_assurance_engineactive_iq_unified_manageridentity_services_enginepaging_serversmart_phycx_cloud_agentmindspherefirepower_4115industrial_edge_managementunified_communications_manager_im_and_presence_servicespectrum_power_7xcodeenergyip_prepay6bk1602-0aa52-0tp0_firmwarevirtual_topology_systemcomputer_vision_annotation_toolontap_toolsteamcenteremail_securityunified_workforce_optimizationfedoraunified_contact_center_enterprisesystem_studiowebex_meetings_servernexus_insightscloud_connectfirepower_2130operation_schedulercustomer_experience_cloud_agentunified_customer_voice_portalunified_contact_center_management_portalvm_access_proxyenterprise_chat_and_emaillogo\!_soft_comfort6bk1602-0aa32-0tp0_firmwarerhythmyxsiveillance_control_procomosoptical_network_controllercloud_secure_agentucs_central_software6bk1602-0aa12-0tp0xpedition_enterprisefirepower_1150evolved_programmable_network_managerfirepower_21206bk1602-0aa42-0tp0cyber_vision_sensor_management_extensionsolid_edge_harness_designvirtualized_infrastructure_manager6bk1602-0aa12-0tp0_firmwarecrosswork_optimization_engineunified_computing_systemsolidfire_\&_hci_storage_nodehead-end_system_universal_device_integration_systemmendixunified_communications_managerautomated_subsea_tuningdna_centercontact_center_domain_manageroncommand_insightenergyipsppa-t3000_ses3000_firmwareenergy_engagefirepower_4120spectrum_power_4firepower_2140crosswork_network_controllere-car_operation_centerfinessesecure_device_onboardbroadworkssentron_powermanagerfirepower_1140network_services_orchestratorsd-wan_vmanageucs_centralfxosvideo_surveillance_operations_manageradvanced_malware_protection_virtual_private_cloud_appliancesolid_edge_cam_procloudcenter_suite_adminemergency_responder6bk1602-0aa32-0tp0snow_commandersynchrosiveillance_identitygenomics_kernel_library6bk1602-0aa22-0tp0_firmwarecloudcentermobility_services_enginevirtualized_voice_browserfirepower_4140unity_connectionlog4jnxnetwork_dashboard_fabric_controllerunified_communications_manager_im_\&_presence_serviceiot_operations_dashboardfirepower_4150navigatorcrosswork_network_automationunified_intelligence_centerfog_directorfirepower_1010dna_spaces_connectordata_center_network_managerdesigo_cc_info_centerfirepower_4145cyber_visiondesigo_cc_advanced_reportsxpedition_package_integratorcapitalcrosswork_zero_touch_provisioning6bk1602-0aa22-0tp0integrated_management_controller_supervisorcloudcenter_suitefirepower_2110contact_center_management_portalsynchro_4ddna_spacesvideo_surveillance_managersiveillance_viewpointvesysworkload_optimization_managerunified_contact_center_expressucs_directorcrosswork_platform_infrastructurecloud_managerunified_sip_proxynexus_dashboardcloud_insightscloudcenter_cost_optimizerdebian_linuxbrocade_san_navigatorcrosswork_data_gatewayintersight_virtual_appliancesnapcenteropcenter_intelligencedna_spaces\firepower_1120firepower_threat_defense6bk1602-0aa42-0tp0_firmwaresipass_integratedprime_service_catalogbusiness_process_automationcommon_services_platform_collectorwan_automation_enginefirepower_4110cloudcenter_workload_managergma-managerdatacenter_managerconnected_mobile_experiencesfirepower_93006bk1602-0aa52-0tp0network_insights_for_data_centerindustrial_edge_management_hubApache Log4j2Log4j2
CWE ID-CWE-20
Improper Input Validation
CWE ID-CWE-400
Uncontrolled Resource Consumption
CWE ID-CWE-502
Deserialization of Untrusted Data
CWE ID-CWE-917
Improper Neutralization of Special Elements used in an Expression Language Statement ('Expression Language Injection')
CVE-2021-43797
Assigner-GitHub, Inc.
ShareView Details
Assigner-GitHub, Inc.
CVSS Score-6.5||MEDIUM
EPSS-0.21% / 43.71%
||
7 Day CHG-0.17%
Published-09 Dec, 2021 | 00:00
Updated-04 Aug, 2024 | 04:03
Rejected-Not Available
Known To Be Used In Ransomware Campaigns?-Not Available
KEV Added-Not Available
KEV Action Due Date-Not Available
HTTP fails to validate against control chars in header names which may lead to HTTP request smuggling

Netty is an asynchronous event-driven network application framework for rapid development of maintainable high performance protocol servers & clients. Netty prior to version 4.1.71.Final skips control chars when they are present at the beginning / end of the header name. It should instead fail fast as these are not allowed by the spec and could lead to HTTP request smuggling. Failing to do the validation might cause netty to "sanitize" header names before it forward these to another remote system when used as proxy. This remote system can't see the invalid usage anymore, and therefore does not do the validation itself. Users should upgrade to version 4.1.71.Final.

Action-Not Available
Vendor-quarkusThe Netty ProjectNetApp, Inc.Debian GNU/LinuxOracle Corporation
Product-coherencepeoplesoft_enterprise_peopletoolscommunications_cloud_native_core_network_slice_selection_functionquarkuscommunications_cloud_native_core_security_edge_protection_proxyhelidononcommand_workflow_automationbanking_platformcommunications_instant_messaging_servercommunications_cloud_native_core_policybanking_party_managementbanking_deposits_and_lines_of_credit_servicingsnapcenterdebian_linuxcommunications_cloud_native_core_unified_data_repositorynettycommunications_design_studiocommunications_cloud_native_core_binding_support_functionnetty
CWE ID-CWE-444
Inconsistent Interpretation of HTTP Requests ('HTTP Request/Response Smuggling')
CVE-2021-38503
Assigner-Mozilla Corporation
ShareView Details
Assigner-Mozilla Corporation
CVSS Score-10||CRITICAL
EPSS-1.41% / 80.28%
||
7 Day CHG~0.00%
Published-08 Dec, 2021 | 21:22
Updated-04 Aug, 2024 | 01:44
Rejected-Not Available
Known To Be Used In Ransomware Campaigns?-Not Available
KEV Added-Not Available
KEV Action Due Date-Not Available

The iframe sandbox rules were not correctly applied to XSLT stylesheets, allowing an iframe to bypass restrictions such as executing scripts or navigating the top-level frame. This vulnerability affects Firefox < 94, Thunderbird < 91.3, and Firefox ESR < 91.3.

Action-Not Available
Vendor-Debian GNU/LinuxMozilla Corporation
Product-firefoxthunderbirddebian_linuxfirefox_esrFirefoxFirefox ESRThunderbird
CWE ID-CWE-863
Incorrect Authorization
CVE-2021-38504
Assigner-Mozilla Corporation
ShareView Details
Assigner-Mozilla Corporation
CVSS Score-8.8||HIGH
EPSS-0.80% / 73.95%
||
7 Day CHG~0.00%
Published-08 Dec, 2021 | 21:21
Updated-04 Aug, 2024 | 01:44
Rejected-Not Available
Known To Be Used In Ransomware Campaigns?-Not Available
KEV Added-Not Available
KEV Action Due Date-Not Available

When interacting with an HTML input element's file picker dialog with webkitdirectory set, a use-after-free could have resulted, leading to memory corruption and a potentially exploitable crash. This vulnerability affects Firefox < 94, Thunderbird < 91.3, and Firefox ESR < 91.3.

Action-Not Available
Vendor-Debian GNU/LinuxMozilla Corporation
Product-firefoxthunderbirddebian_linuxfirefox_esrFirefoxFirefox ESRThunderbird
CWE ID-CWE-416
Use After Free
CVE-2021-38506
Assigner-Mozilla Corporation
ShareView Details
Assigner-Mozilla Corporation
CVSS Score-4.3||MEDIUM
EPSS-0.30% / 52.77%
||
7 Day CHG~0.00%
Published-08 Dec, 2021 | 21:21
Updated-04 Aug, 2024 | 01:44
Rejected-Not Available
Known To Be Used In Ransomware Campaigns?-Not Available
KEV Added-Not Available
KEV Action Due Date-Not Available

Through a series of navigations, Firefox could have entered fullscreen mode without notification or warning to the user. This could lead to spoofing attacks on the browser UI including phishing. This vulnerability affects Firefox < 94, Thunderbird < 91.3, and Firefox ESR < 91.3.

Action-Not Available
Vendor-Debian GNU/LinuxMozilla Corporation
Product-firefoxthunderbirddebian_linuxfirefox_esrFirefoxFirefox ESRThunderbird
CWE ID-CWE-1021
Improper Restriction of Rendered UI Layers or Frames
CVE-2021-38507
Assigner-Mozilla Corporation
ShareView Details
Assigner-Mozilla Corporation
CVSS Score-6.5||MEDIUM
EPSS-0.46% / 63.83%
||
7 Day CHG~0.00%
Published-08 Dec, 2021 | 21:21
Updated-04 Aug, 2024 | 01:44
Rejected-Not Available
Known To Be Used In Ransomware Campaigns?-Not Available
KEV Added-Not Available
KEV Action Due Date-Not Available

The Opportunistic Encryption feature of HTTP2 (RFC 8164) allows a connection to be transparently upgraded to TLS while retaining the visual properties of an HTTP connection, including being same-origin with unencrypted connections on port 80. However, if a second encrypted port on the same IP address (e.g. port 8443) did not opt-in to opportunistic encryption; a network attacker could forward a connection from the browser to port 443 to port 8443, causing the browser to treat the content of port 8443 as same-origin with HTTP. This was resolved by disabling the Opportunistic Encryption feature, which had low usage. This vulnerability affects Firefox < 94, Thunderbird < 91.3, and Firefox ESR < 91.3.

Action-Not Available
Vendor-Debian GNU/LinuxMozilla Corporation
Product-firefoxthunderbirddebian_linuxfirefox_esrFirefoxFirefox ESRThunderbird
CWE ID-CWE-346
Origin Validation Error
CVE-2021-38508
Assigner-Mozilla Corporation
ShareView Details
Assigner-Mozilla Corporation
CVSS Score-4.3||MEDIUM
EPSS-0.44% / 62.79%
||
7 Day CHG~0.00%
Published-08 Dec, 2021 | 21:21
Updated-04 Aug, 2024 | 01:44
Rejected-Not Available
Known To Be Used In Ransomware Campaigns?-Not Available
KEV Added-Not Available
KEV Action Due Date-Not Available

By displaying a form validity message in the correct location at the same time as a permission prompt (such as for geolocation), the validity message could have obscured the prompt, resulting in the user potentially being tricked into granting the permission. This vulnerability affects Firefox < 94, Thunderbird < 91.3, and Firefox ESR < 91.3.

Action-Not Available
Vendor-Debian GNU/LinuxMozilla Corporation
Product-firefoxthunderbirddebian_linuxfirefox_esrFirefoxFirefox ESRThunderbird
CWE ID-CWE-1021
Improper Restriction of Rendered UI Layers or Frames
CVE-2021-38509
Assigner-Mozilla Corporation
ShareView Details
Assigner-Mozilla Corporation
CVSS Score-4.3||MEDIUM
EPSS-0.52% / 66.66%
||
7 Day CHG~0.00%
Published-08 Dec, 2021 | 21:21
Updated-04 Aug, 2024 | 01:44
Rejected-Not Available
Known To Be Used In Ransomware Campaigns?-Not Available
KEV Added-Not Available
KEV Action Due Date-Not Available

Due to an unusual sequence of attacker-controlled events, a Javascript alert() dialog with arbitrary (although unstyled) contents could be displayed over top an uncontrolled webpage of the attacker's choosing. This vulnerability affects Firefox < 94, Thunderbird < 91.3, and Firefox ESR < 91.3.

Action-Not Available
Vendor-Debian GNU/LinuxMozilla Corporation
Product-firefoxthunderbirddebian_linuxfirefox_esrFirefoxFirefox ESRThunderbird
CWE ID-CWE-1021
Improper Restriction of Rendered UI Layers or Frames
CVE-2021-43528
Assigner-Mozilla Corporation
ShareView Details
Assigner-Mozilla Corporation
CVSS Score-6.5||MEDIUM
EPSS-0.86% / 74.84%
||
7 Day CHG~0.00%
Published-08 Dec, 2021 | 21:21
Updated-04 Aug, 2024 | 03:55
Rejected-Not Available
Known To Be Used In Ransomware Campaigns?-Not Available
KEV Added-Not Available
KEV Action Due Date-Not Available

Thunderbird unexpectedly enabled JavaScript in the composition area. The JavaScript execution context was limited to this area and did not receive chrome-level privileges, but could be used as a stepping stone to further an attack with other vulnerabilities. This vulnerability affects Thunderbird < 91.4.0.

Action-Not Available
Vendor-Debian GNU/LinuxMozilla Corporation
Product-thunderbirddebian_linuxThunderbird
CWE ID-CWE-269
Improper Privilege Management
CVE-2021-43534
Assigner-Mozilla Corporation
ShareView Details
Assigner-Mozilla Corporation
CVSS Score-8.8||HIGH
EPSS-0.75% / 73.02%
||
7 Day CHG~0.00%
Published-08 Dec, 2021 | 21:20
Updated-04 Aug, 2024 | 03:55
Rejected-Not Available
Known To Be Used In Ransomware Campaigns?-Not Available
KEV Added-Not Available
KEV Action Due Date-Not Available

Mozilla developers and community members reported memory safety bugs present in Firefox 93 and Firefox ESR 91.2. Some of these bugs showed evidence of memory corruption and we presume that with enough effort some of these could have been exploited to run arbitrary code. This vulnerability affects Firefox < 94, Thunderbird < 91.3, and Firefox ESR < 91.3.

Action-Not Available
Vendor-Debian GNU/LinuxMozilla Corporation
Product-firefoxthunderbirddebian_linuxfirefox_esrFirefoxFirefox ESRThunderbird
CWE ID-CWE-787
Out-of-bounds Write
CVE-2021-43535
Assigner-Mozilla Corporation
ShareView Details
Assigner-Mozilla Corporation
CVSS Score-8.8||HIGH
EPSS-1.63% / 81.67%
||
7 Day CHG~0.00%
Published-08 Dec, 2021 | 21:20
Updated-04 Aug, 2024 | 03:55
Rejected-Not Available
Known To Be Used In Ransomware Campaigns?-Not Available
KEV Added-Not Available
KEV Action Due Date-Not Available

A use-after-free could have occured when an HTTP2 session object was released on a different thread, leading to memory corruption and a potentially exploitable crash. This vulnerability affects Firefox < 93, Thunderbird < 91.3, and Firefox ESR < 91.3.

Action-Not Available
Vendor-Debian GNU/LinuxMozilla Corporation
Product-firefoxthunderbirddebian_linuxfirefox_esrFirefoxFirefox ESRThunderbird
CWE ID-CWE-416
Use After Free
CVE-2021-43536
Assigner-Mozilla Corporation
ShareView Details
Assigner-Mozilla Corporation
CVSS Score-6.5||MEDIUM
EPSS-0.50% / 65.78%
||
7 Day CHG~0.00%
Published-08 Dec, 2021 | 21:20
Updated-04 Aug, 2024 | 03:55
Rejected-Not Available
Known To Be Used In Ransomware Campaigns?-Not Available
KEV Added-Not Available
KEV Action Due Date-Not Available

Under certain circumstances, asynchronous functions could have caused a navigation to fail but expose the target URL. This vulnerability affects Thunderbird < 91.4.0, Firefox ESR < 91.4.0, and Firefox < 95.

Action-Not Available
Vendor-Debian GNU/LinuxMozilla Corporation
Product-firefoxthunderbirddebian_linuxfirefox_esrThunderbirdFirefox ESRFirefox
CWE ID-CWE-200
Exposure of Sensitive Information to an Unauthorized Actor
CVE-2021-43537
Assigner-Mozilla Corporation
ShareView Details
Assigner-Mozilla Corporation
CVSS Score-8.8||HIGH
EPSS-0.53% / 67.02%
||
7 Day CHG~0.00%
Published-08 Dec, 2021 | 21:20
Updated-04 Aug, 2024 | 03:55
Rejected-Not Available
Known To Be Used In Ransomware Campaigns?-Not Available
KEV Added-Not Available
KEV Action Due Date-Not Available

An incorrect type conversion of sizes from 64bit to 32bit integers allowed an attacker to corrupt memory leading to a potentially exploitable crash. This vulnerability affects Thunderbird < 91.4.0, Firefox ESR < 91.4.0, and Firefox < 95.

Action-Not Available
Vendor-Debian GNU/LinuxMozilla Corporation
Product-firefoxthunderbirddebian_linuxfirefox_esrThunderbirdFirefox ESRFirefox
CWE ID-CWE-704
Incorrect Type Conversion or Cast
CVE-2021-43538
Assigner-Mozilla Corporation
ShareView Details
Assigner-Mozilla Corporation
CVSS Score-4.3||MEDIUM
EPSS-0.27% / 50.75%
||
7 Day CHG~0.00%
Published-08 Dec, 2021 | 21:20
Updated-04 Aug, 2024 | 04:03
Rejected-Not Available
Known To Be Used In Ransomware Campaigns?-Not Available
KEV Added-Not Available
KEV Action Due Date-Not Available

By misusing a race in our notification code, an attacker could have forcefully hidden the notification for pages that had received full screen and pointer lock access, which could have been used for spoofing attacks. This vulnerability affects Thunderbird < 91.4.0, Firefox ESR < 91.4.0, and Firefox < 95.

Action-Not Available
Vendor-Debian GNU/LinuxMozilla Corporation
Product-firefoxthunderbirddebian_linuxfirefox_esrThunderbirdFirefox ESRFirefox
CWE ID-CWE-362
Concurrent Execution using Shared Resource with Improper Synchronization ('Race Condition')
CVE-2021-43539
Assigner-Mozilla Corporation
ShareView Details
Assigner-Mozilla Corporation
CVSS Score-8.8||HIGH
EPSS-0.97% / 76.39%
||
7 Day CHG~0.00%
Published-08 Dec, 2021 | 21:20
Updated-04 Aug, 2024 | 04:03
Rejected-Not Available
Known To Be Used In Ransomware Campaigns?-Not Available
KEV Added-Not Available
KEV Action Due Date-Not Available

Failure to correctly record the location of live pointers across wasm instance calls resulted in a GC occurring within the call not tracing those live pointers. This could have led to a use-after-free causing a potentially exploitable crash. This vulnerability affects Thunderbird < 91.4.0, Firefox ESR < 91.4.0, and Firefox < 95.

Action-Not Available
Vendor-Debian GNU/LinuxMozilla Corporation
Product-firefoxthunderbirddebian_linuxfirefox_esrThunderbirdFirefox ESRFirefox
CWE ID-CWE-416
Use After Free
CVE-2021-43541
Assigner-Mozilla Corporation
ShareView Details
Assigner-Mozilla Corporation
CVSS Score-6.5||MEDIUM
EPSS-0.31% / 53.58%
||
7 Day CHG~0.00%
Published-08 Dec, 2021 | 21:20
Updated-04 Aug, 2024 | 04:03
Rejected-Not Available
Known To Be Used In Ransomware Campaigns?-Not Available
KEV Added-Not Available
KEV Action Due Date-Not Available

When invoking protocol handlers for external protocols, a supplied parameter URL containing spaces was not properly escaped. This vulnerability affects Thunderbird < 91.4.0, Firefox ESR < 91.4.0, and Firefox < 95.

Action-Not Available
Vendor-Debian GNU/LinuxMozilla Corporation
Product-firefoxthunderbirddebian_linuxfirefox_esrThunderbirdFirefox ESRFirefox
CVE-2021-43542
Assigner-Mozilla Corporation
ShareView Details
Assigner-Mozilla Corporation
CVSS Score-6.5||MEDIUM
EPSS-0.62% / 69.91%
||
7 Day CHG~0.00%
Published-08 Dec, 2021 | 21:19
Updated-04 Aug, 2024 | 04:03
Rejected-Not Available
Known To Be Used In Ransomware Campaigns?-Not Available
KEV Added-Not Available
KEV Action Due Date-Not Available

Using XMLHttpRequest, an attacker could have identified installed applications by probing error messages for loading external protocols. This vulnerability affects Thunderbird < 91.4.0, Firefox ESR < 91.4.0, and Firefox < 95.

Action-Not Available
Vendor-Debian GNU/LinuxMozilla Corporation
Product-firefoxthunderbirddebian_linuxfirefox_esrThunderbirdFirefox ESRFirefox
CWE ID-CWE-209
Generation of Error Message Containing Sensitive Information
CVE-2021-43543
Assigner-Mozilla Corporation
ShareView Details
Assigner-Mozilla Corporation
CVSS Score-6.1||MEDIUM
EPSS-0.61% / 69.50%
||
7 Day CHG~0.00%
Published-08 Dec, 2021 | 21:19
Updated-04 Aug, 2024 | 04:03
Rejected-Not Available
Known To Be Used In Ransomware Campaigns?-Not Available
KEV Added-Not Available
KEV Action Due Date-Not Available

Documents loaded with the CSP sandbox directive could have escaped the sandbox's script restriction by embedding additional content. This vulnerability affects Thunderbird < 91.4.0, Firefox ESR < 91.4.0, and Firefox < 95.

Action-Not Available
Vendor-Debian GNU/LinuxMozilla Corporation
Product-firefoxthunderbirddebian_linuxfirefox_esrThunderbirdFirefox ESRFirefox
CWE ID-CWE-79
Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')
CVE-2021-43545
Assigner-Mozilla Corporation
ShareView Details
Assigner-Mozilla Corporation
CVSS Score-6.5||MEDIUM
EPSS-0.61% / 69.44%
||
7 Day CHG~0.00%
Published-08 Dec, 2021 | 21:19
Updated-04 Aug, 2024 | 04:03
Rejected-Not Available
Known To Be Used In Ransomware Campaigns?-Not Available
KEV Added-Not Available
KEV Action Due Date-Not Available

Using the Location API in a loop could have caused severe application hangs and crashes. This vulnerability affects Thunderbird < 91.4.0, Firefox ESR < 91.4.0, and Firefox < 95.

Action-Not Available
Vendor-Debian GNU/LinuxMozilla Corporation
Product-firefoxthunderbirddebian_linuxfirefox_esrThunderbirdFirefox ESRFirefox
CWE ID-CWE-834
Excessive Iteration
CVE-2021-43546
Assigner-Mozilla Corporation
ShareView Details
Assigner-Mozilla Corporation
CVSS Score-4.3||MEDIUM
EPSS-0.37% / 58.57%
||
7 Day CHG~0.00%
Published-08 Dec, 2021 | 21:19
Updated-04 Aug, 2024 | 04:03
Rejected-Not Available
Known To Be Used In Ransomware Campaigns?-Not Available
KEV Added-Not Available
KEV Action Due Date-Not Available

It was possible to recreate previous cursor spoofing attacks against users with a zoomed native cursor. This vulnerability affects Thunderbird < 91.4.0, Firefox ESR < 91.4.0, and Firefox < 95.

Action-Not Available
Vendor-Debian GNU/LinuxMozilla Corporation
Product-firefoxthunderbirddebian_linuxfirefox_esrThunderbirdFirefox ESRFirefox
CWE ID-CWE-1021
Improper Restriction of Rendered UI Layers or Frames
CVE-2021-44420
Assigner-MITRE Corporation
ShareView Details
Assigner-MITRE Corporation
CVSS Score-7.3||HIGH
EPSS-0.12% / 31.05%
||
7 Day CHG~0.00%
Published-07 Dec, 2021 | 22:55
Updated-04 Aug, 2024 | 04:17
Rejected-Not Available
Known To Be Used In Ransomware Campaigns?-Not Available
KEV Added-Not Available
KEV Action Due Date-Not Available

In Django 2.2 before 2.2.25, 3.1 before 3.1.14, and 3.2 before 3.2.10, HTTP requests for URLs with trailing newlines could bypass upstream access control based on URL paths.

Action-Not Available
Vendor-n/aDjangoDebian GNU/LinuxCanonical Ltd.Red Hat, Inc.Fedora Project
Product-ubuntu_linuxdebian_linuxfedorasatellitedjangon/a
CVE-2021-42717
Assigner-MITRE Corporation
ShareView Details
Assigner-MITRE Corporation
CVSS Score-7.5||HIGH
EPSS-2.04% / 83.62%
||
7 Day CHG~0.00%
Published-07 Dec, 2021 | 21:08
Updated-03 Jul, 2025 | 20:59
Rejected-Not Available
Known To Be Used In Ransomware Campaigns?-Not Available
KEV Added-Not Available
KEV Action Due Date-Not Available

ModSecurity 3.x through 3.0.5 mishandles excessively nested JSON objects. Crafted JSON objects with nesting tens-of-thousands deep could result in the web server being unable to service legitimate requests. Even a moderately large (e.g., 300KB) HTTP request can occupy one of the limited NGINX worker processes for minutes and consume almost all of the available CPU on the machine. Modsecurity 2 is similarly vulnerable: the affected versions include 2.8.0 through 2.9.4.

Action-Not Available
Vendor-owasptrustwaven/aF5, Inc.Debian GNU/LinuxOracle Corporation
Product-debian_linuxhttp_serverzfs_storage_appliance_kitnginx_modsecurity_wafmodsecurityn/a
CWE ID-CWE-674
Uncontrolled Recursion
CVE-2021-43784
Assigner-GitHub, Inc.
ShareView Details
Assigner-GitHub, Inc.
CVSS Score-6||MEDIUM
EPSS-0.11% / 30.29%
||
7 Day CHG~0.00%
Published-06 Dec, 2021 | 00:00
Updated-15 Oct, 2024 | 17:14
Rejected-Not Available
Known To Be Used In Ransomware Campaigns?-Not Available
KEV Added-Not Available
KEV Action Due Date-Not Available
Overflow in netlink bytemsg length field allows attacker to override netlink-based container configuration

runc is a CLI tool for spawning and running containers on Linux according to the OCI specification. In runc, netlink is used internally as a serialization system for specifying the relevant container configuration to the `C` portion of the code (responsible for the based namespace setup of containers). In all versions of runc prior to 1.0.3, the encoder did not handle the possibility of an integer overflow in the 16-bit length field for the byte array attribute type, meaning that a large enough malicious byte array attribute could result in the length overflowing and the attribute contents being parsed as netlink messages for container configuration. This vulnerability requires the attacker to have some control over the configuration of the container and would allow the attacker to bypass the namespace restrictions of the container by simply adding their own netlink payload which disables all namespaces. The main users impacted are those who allow untrusted images with untrusted configurations to run on their machines (such as with shared cloud infrastructure). runc version 1.0.3 contains a fix for this bug. As a workaround, one may try disallowing untrusted namespace paths from your container. It should be noted that untrusted namespace paths would allow the attacker to disable namespace protections entirely even in the absence of this bug.

Action-Not Available
Vendor-opencontainersDebian GNU/LinuxThe Linux Foundation
Product-runcdebian_linuxrunc
CWE ID-CWE-190
Integer Overflow or Wraparound
CVE-2021-4069
Assigner-Protect AI (formerly huntr.dev)
ShareView Details
Assigner-Protect AI (formerly huntr.dev)
CVSS Score-7.3||HIGH
EPSS-0.16% / 37.00%
||
7 Day CHG~0.00%
Published-06 Dec, 2021 | 00:00
Updated-03 Aug, 2024 | 17:16
Rejected-Not Available
Known To Be Used In Ransomware Campaigns?-Not Available
KEV Added-Not Available
KEV Action Due Date-Not Available
Use After Free in vim/vim

vim is vulnerable to Use After Free

Action-Not Available
Vendor-Fedora ProjectVimDebian GNU/Linux
Product-vimdebian_linuxfedoravim/vim
CWE ID-CWE-416
Use After Free
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