Logo
-

Byte Open Security

(ByteOS Network)

Log In

Sign Up

ByteOS

Security
Vulnerability Details
Registries
Custom Views
Weaknesses
Attack Patterns
Filters & Tools
Vulnerability Details :

CVE-2021-35477

Summary
Assigner-mitre
Assigner Org ID-8254265b-2729-46b6-b9e3-3dfca2d5bfca
Published At-02 Aug, 2021 | 03:57
Updated At-04 Aug, 2024 | 00:40
Rejected At-
Credits

In the Linux kernel through 5.13.7, an unprivileged BPF program can obtain sensitive information from kernel memory via a Speculative Store Bypass side-channel attack because a certain preempting store operation does not necessarily occur before a store operation that has an attacker-controlled value.

Vendors
-
Not available
Products
-
Metrics (CVSS)
VersionBase scoreBase severityVector
Weaknesses
Attack Patterns
Solution/Workaround
References
HyperlinkResource Type
EPSS History
Score
Latest Score
-
N/A
No data available for selected date range
Percentile
Latest Percentile
-
N/A
No data available for selected date range
Stakeholder-Specific Vulnerability Categorization (SSVC)
▼Common Vulnerabilities and Exposures (CVE)
cve.org
Assigner:mitre
Assigner Org ID:8254265b-2729-46b6-b9e3-3dfca2d5bfca
Published At:02 Aug, 2021 | 03:57
Updated At:04 Aug, 2024 | 00:40
Rejected At:
▼CVE Numbering Authority (CNA)

In the Linux kernel through 5.13.7, an unprivileged BPF program can obtain sensitive information from kernel memory via a Speculative Store Bypass side-channel attack because a certain preempting store operation does not necessarily occur before a store operation that has an attacker-controlled value.

Affected Products
Vendor
n/a
Product
n/a
Versions
Affected
  • n/a
Problem Types
TypeCWE IDDescription
textN/An/a
Type: text
CWE ID: N/A
Description: n/a
Metrics
VersionBase scoreBase severityVector
Metrics Other Info
Impacts
CAPEC IDDescription
Solutions
Configurations
Workarounds
Exploits
Credits
Timeline
EventDate
Replaced By
Rejected Reason
References
HyperlinkResource
https://www.openwall.com/lists/oss-security/2021/08/01/3
x_refsource_MISC
https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/patch/?id=f5e81d1117501546b7be050c5fbafa6efd2c722c
x_refsource_MISC
https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/patch/?id=2039f26f3aca5b0e419b98f65dd36481337b86ee
x_refsource_MISC
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/6JKK6XNRZX5BT5QVYOKGVJ2BHFZAP5EX/
vendor-advisory
x_refsource_FEDORA
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/565ZS55ZFEN62WVRRORT7R63RXW5F4T4/
vendor-advisory
x_refsource_FEDORA
https://lists.debian.org/debian-lts-announce/2021/10/msg00010.html
mailing-list
x_refsource_MLIST
Hyperlink: https://www.openwall.com/lists/oss-security/2021/08/01/3
Resource:
x_refsource_MISC
Hyperlink: https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/patch/?id=f5e81d1117501546b7be050c5fbafa6efd2c722c
Resource:
x_refsource_MISC
Hyperlink: https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/patch/?id=2039f26f3aca5b0e419b98f65dd36481337b86ee
Resource:
x_refsource_MISC
Hyperlink: https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/6JKK6XNRZX5BT5QVYOKGVJ2BHFZAP5EX/
Resource:
vendor-advisory
x_refsource_FEDORA
Hyperlink: https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/565ZS55ZFEN62WVRRORT7R63RXW5F4T4/
Resource:
vendor-advisory
x_refsource_FEDORA
Hyperlink: https://lists.debian.org/debian-lts-announce/2021/10/msg00010.html
Resource:
mailing-list
x_refsource_MLIST
▼Authorized Data Publishers (ADP)
CVE Program Container
Affected Products
Metrics
VersionBase scoreBase severityVector
Metrics Other Info
Impacts
CAPEC IDDescription
Solutions
Configurations
Workarounds
Exploits
Credits
Timeline
EventDate
Replaced By
Rejected Reason
References
HyperlinkResource
https://www.openwall.com/lists/oss-security/2021/08/01/3
x_refsource_MISC
x_transferred
https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/patch/?id=f5e81d1117501546b7be050c5fbafa6efd2c722c
x_refsource_MISC
x_transferred
https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/patch/?id=2039f26f3aca5b0e419b98f65dd36481337b86ee
x_refsource_MISC
x_transferred
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/6JKK6XNRZX5BT5QVYOKGVJ2BHFZAP5EX/
vendor-advisory
x_refsource_FEDORA
x_transferred
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/565ZS55ZFEN62WVRRORT7R63RXW5F4T4/
vendor-advisory
x_refsource_FEDORA
x_transferred
https://lists.debian.org/debian-lts-announce/2021/10/msg00010.html
mailing-list
x_refsource_MLIST
x_transferred
Hyperlink: https://www.openwall.com/lists/oss-security/2021/08/01/3
Resource:
x_refsource_MISC
x_transferred
Hyperlink: https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/patch/?id=f5e81d1117501546b7be050c5fbafa6efd2c722c
Resource:
x_refsource_MISC
x_transferred
Hyperlink: https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/patch/?id=2039f26f3aca5b0e419b98f65dd36481337b86ee
Resource:
x_refsource_MISC
x_transferred
Hyperlink: https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/6JKK6XNRZX5BT5QVYOKGVJ2BHFZAP5EX/
Resource:
vendor-advisory
x_refsource_FEDORA
x_transferred
Hyperlink: https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/565ZS55ZFEN62WVRRORT7R63RXW5F4T4/
Resource:
vendor-advisory
x_refsource_FEDORA
x_transferred
Hyperlink: https://lists.debian.org/debian-lts-announce/2021/10/msg00010.html
Resource:
mailing-list
x_refsource_MLIST
x_transferred
Information is not available yet
▼National Vulnerability Database (NVD)
nvd.nist.gov
Source:cve@mitre.org
Published At:02 Aug, 2021 | 04:15
Updated At:07 Nov, 2023 | 03:36

In the Linux kernel through 5.13.7, an unprivileged BPF program can obtain sensitive information from kernel memory via a Speculative Store Bypass side-channel attack because a certain preempting store operation does not necessarily occur before a store operation that has an attacker-controlled value.

CISA Catalog
Date AddedDue DateVulnerability NameRequired Action
N/A
Date Added: N/A
Due Date: N/A
Vulnerability Name: N/A
Required Action: N/A
Metrics
TypeVersionBase scoreBase severityVector
Primary3.15.5MEDIUM
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N
Primary2.02.1LOW
AV:L/AC:L/Au:N/C:P/I:N/A:N
Type: Primary
Version: 3.1
Base score: 5.5
Base severity: MEDIUM
Vector:
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N
Type: Primary
Version: 2.0
Base score: 2.1
Base severity: LOW
Vector:
AV:L/AC:L/Au:N/C:P/I:N/A:N
CPE Matches
Linux Kernel Organization, Inc
linux
>>linux_kernel>>Versions up to 5.13.7(inclusive)
cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*
Debian GNU/Linux
debian
>>debian_linux>>9.0
cpe:2.3:o:debian:debian_linux:9.0:*:*:*:*:*:*:*
Fedora Project
fedoraproject
>>fedora>>33
cpe:2.3:o:fedoraproject:fedora:33:*:*:*:*:*:*:*
Fedora Project
fedoraproject
>>fedora>>34
cpe:2.3:o:fedoraproject:fedora:34:*:*:*:*:*:*:*
Weaknesses
CWE IDTypeSource
CWE-203Primarynvd@nist.gov
CWE ID: CWE-203
Type: Primary
Source: nvd@nist.gov
Evaluator Description
Evaluator Impact

Evaluator Solution

Vendor Statements
References
HyperlinkSourceResource
https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/patch/?id=2039f26f3aca5b0e419b98f65dd36481337b86eecve@mitre.org
Patch
Vendor Advisory
https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/patch/?id=f5e81d1117501546b7be050c5fbafa6efd2c722ccve@mitre.org
Patch
Vendor Advisory
https://lists.debian.org/debian-lts-announce/2021/10/msg00010.htmlcve@mitre.org
Mailing List
Third Party Advisory
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/565ZS55ZFEN62WVRRORT7R63RXW5F4T4/cve@mitre.org
N/A
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/6JKK6XNRZX5BT5QVYOKGVJ2BHFZAP5EX/cve@mitre.org
N/A
https://www.openwall.com/lists/oss-security/2021/08/01/3cve@mitre.org
Mailing List
Third Party Advisory
Hyperlink: https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/patch/?id=2039f26f3aca5b0e419b98f65dd36481337b86ee
Source: cve@mitre.org
Resource:
Patch
Vendor Advisory
Hyperlink: https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/patch/?id=f5e81d1117501546b7be050c5fbafa6efd2c722c
Source: cve@mitre.org
Resource:
Patch
Vendor Advisory
Hyperlink: https://lists.debian.org/debian-lts-announce/2021/10/msg00010.html
Source: cve@mitre.org
Resource:
Mailing List
Third Party Advisory
Hyperlink: https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/565ZS55ZFEN62WVRRORT7R63RXW5F4T4/
Source: cve@mitre.org
Resource: N/A
Hyperlink: https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/6JKK6XNRZX5BT5QVYOKGVJ2BHFZAP5EX/
Source: cve@mitre.org
Resource: N/A
Hyperlink: https://www.openwall.com/lists/oss-security/2021/08/01/3
Source: cve@mitre.org
Resource:
Mailing List
Third Party Advisory

Change History

0
Information is not available yet

Similar CVEs

0Records found
Details not found