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Vulnerability Details :

CVE-2021-29986

Summary
Assigner-mozilla
Assigner Org ID-f16b083a-5664-49f3-a51e-8d479e5ed7fe
Published At-17 Aug, 2021 | 19:12
Updated At-03 Aug, 2024 | 22:24
Rejected At-
Credits

A suspected race condition when calling getaddrinfo led to memory corruption and a potentially exploitable crash. *Note: This issue only affected Linux operating systems. Other operating systems are unaffected.* This vulnerability affects Thunderbird < 78.13, Thunderbird < 91, Firefox ESR < 78.13, and Firefox < 91.

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:mozilla
Assigner Org ID:f16b083a-5664-49f3-a51e-8d479e5ed7fe
Published At:17 Aug, 2021 | 19:12
Updated At:03 Aug, 2024 | 22:24
Rejected At:
▼CVE Numbering Authority (CNA)

A suspected race condition when calling getaddrinfo led to memory corruption and a potentially exploitable crash. *Note: This issue only affected Linux operating systems. Other operating systems are unaffected.* This vulnerability affects Thunderbird < 78.13, Thunderbird < 91, Firefox ESR < 78.13, and Firefox < 91.

Affected Products
Vendor
Mozilla CorporationMozilla
Product
Thunderbird
Versions
Affected
  • From unspecified before 78.13 (custom)
  • From unspecified before 91 (custom)
Vendor
Mozilla CorporationMozilla
Product
Firefox ESR
Versions
Affected
  • From unspecified before 78.13 (custom)
Vendor
Mozilla CorporationMozilla
Product
Firefox
Versions
Affected
  • From unspecified before 91 (custom)
Problem Types
TypeCWE IDDescription
textN/ARace condition when resolving DNS names could have led to memory corruption
Type: text
CWE ID: N/A
Description: Race condition when resolving DNS names could have led to memory corruption
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.mozilla.org/security/advisories/mfsa2021-33/
x_refsource_MISC
https://www.mozilla.org/security/advisories/mfsa2021-35/
x_refsource_MISC
https://www.mozilla.org/security/advisories/mfsa2021-34/
x_refsource_MISC
https://www.mozilla.org/security/advisories/mfsa2021-36/
x_refsource_MISC
https://bugzilla.mozilla.org/show_bug.cgi?id=1696138
x_refsource_MISC
https://security.gentoo.org/glsa/202202-03
vendor-advisory
x_refsource_GENTOO
https://security.gentoo.org/glsa/202208-14
vendor-advisory
x_refsource_GENTOO
Hyperlink: https://www.mozilla.org/security/advisories/mfsa2021-33/
Resource:
x_refsource_MISC
Hyperlink: https://www.mozilla.org/security/advisories/mfsa2021-35/
Resource:
x_refsource_MISC
Hyperlink: https://www.mozilla.org/security/advisories/mfsa2021-34/
Resource:
x_refsource_MISC
Hyperlink: https://www.mozilla.org/security/advisories/mfsa2021-36/
Resource:
x_refsource_MISC
Hyperlink: https://bugzilla.mozilla.org/show_bug.cgi?id=1696138
Resource:
x_refsource_MISC
Hyperlink: https://security.gentoo.org/glsa/202202-03
Resource:
vendor-advisory
x_refsource_GENTOO
Hyperlink: https://security.gentoo.org/glsa/202208-14
Resource:
vendor-advisory
x_refsource_GENTOO
▼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.mozilla.org/security/advisories/mfsa2021-33/
x_refsource_MISC
x_transferred
https://www.mozilla.org/security/advisories/mfsa2021-35/
x_refsource_MISC
x_transferred
https://www.mozilla.org/security/advisories/mfsa2021-34/
x_refsource_MISC
x_transferred
https://www.mozilla.org/security/advisories/mfsa2021-36/
x_refsource_MISC
x_transferred
https://bugzilla.mozilla.org/show_bug.cgi?id=1696138
x_refsource_MISC
x_transferred
https://security.gentoo.org/glsa/202202-03
vendor-advisory
x_refsource_GENTOO
x_transferred
https://security.gentoo.org/glsa/202208-14
vendor-advisory
x_refsource_GENTOO
x_transferred
Hyperlink: https://www.mozilla.org/security/advisories/mfsa2021-33/
Resource:
x_refsource_MISC
x_transferred
Hyperlink: https://www.mozilla.org/security/advisories/mfsa2021-35/
Resource:
x_refsource_MISC
x_transferred
Hyperlink: https://www.mozilla.org/security/advisories/mfsa2021-34/
Resource:
x_refsource_MISC
x_transferred
Hyperlink: https://www.mozilla.org/security/advisories/mfsa2021-36/
Resource:
x_refsource_MISC
x_transferred
Hyperlink: https://bugzilla.mozilla.org/show_bug.cgi?id=1696138
Resource:
x_refsource_MISC
x_transferred
Hyperlink: https://security.gentoo.org/glsa/202202-03
Resource:
vendor-advisory
x_refsource_GENTOO
x_transferred
Hyperlink: https://security.gentoo.org/glsa/202208-14
Resource:
vendor-advisory
x_refsource_GENTOO
x_transferred
Information is not available yet
▼National Vulnerability Database (NVD)
nvd.nist.gov
Source:security@mozilla.org
Published At:17 Aug, 2021 | 20:15
Updated At:09 Dec, 2022 | 19:17

A suspected race condition when calling getaddrinfo led to memory corruption and a potentially exploitable crash. *Note: This issue only affected Linux operating systems. Other operating systems are unaffected.* This vulnerability affects Thunderbird < 78.13, Thunderbird < 91, Firefox ESR < 78.13, and Firefox < 91.

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
Primary3.18.1HIGH
CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H
Primary2.06.8MEDIUM
AV:N/AC:M/Au:N/C:P/I:P/A:P
Type: Primary
Version: 3.1
Base score: 8.1
Base severity: HIGH
Vector:
CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H
Type: Primary
Version: 2.0
Base score: 6.8
Base severity: MEDIUM
Vector:
AV:N/AC:M/Au:N/C:P/I:P/A:P
CPE Matches
Mozilla Corporation
mozilla
>>firefox>>Versions before 91.0(exclusive)
cpe:2.3:a:mozilla:firefox:*:*:*:*:*:*:*:*
Mozilla Corporation
mozilla
>>firefox_esr>>Versions before 78.13.0(exclusive)
cpe:2.3:a:mozilla:firefox_esr:*:*:*:*:*:*:*:*
Mozilla Corporation
mozilla
>>thunderbird>>Versions before 78.13.0(exclusive)
cpe:2.3:a:mozilla:thunderbird:*:*:*:*:*:*:*:*
Linux Kernel Organization, Inc
linux
>>linux_kernel>>-
cpe:2.3:o:linux:linux_kernel:-:*:*:*:*:*:*:*
Weaknesses
CWE IDTypeSource
CWE-362Primarynvd@nist.gov
CWE ID: CWE-362
Type: Primary
Source: nvd@nist.gov
Evaluator Description
Evaluator Impact

Evaluator Solution

Vendor Statements
References
HyperlinkSourceResource
https://bugzilla.mozilla.org/show_bug.cgi?id=1696138security@mozilla.org
Exploit
Issue Tracking
Vendor Advisory
https://security.gentoo.org/glsa/202202-03security@mozilla.org
Third Party Advisory
https://security.gentoo.org/glsa/202208-14security@mozilla.org
Third Party Advisory
https://www.mozilla.org/security/advisories/mfsa2021-33/security@mozilla.org
Vendor Advisory
https://www.mozilla.org/security/advisories/mfsa2021-34/security@mozilla.org
Vendor Advisory
https://www.mozilla.org/security/advisories/mfsa2021-35/security@mozilla.org
Vendor Advisory
https://www.mozilla.org/security/advisories/mfsa2021-36/security@mozilla.org
Vendor Advisory
Hyperlink: https://bugzilla.mozilla.org/show_bug.cgi?id=1696138
Source: security@mozilla.org
Resource:
Exploit
Issue Tracking
Vendor Advisory
Hyperlink: https://security.gentoo.org/glsa/202202-03
Source: security@mozilla.org
Resource:
Third Party Advisory
Hyperlink: https://security.gentoo.org/glsa/202208-14
Source: security@mozilla.org
Resource:
Third Party Advisory
Hyperlink: https://www.mozilla.org/security/advisories/mfsa2021-33/
Source: security@mozilla.org
Resource:
Vendor Advisory
Hyperlink: https://www.mozilla.org/security/advisories/mfsa2021-34/
Source: security@mozilla.org
Resource:
Vendor Advisory
Hyperlink: https://www.mozilla.org/security/advisories/mfsa2021-35/
Source: security@mozilla.org
Resource:
Vendor Advisory
Hyperlink: https://www.mozilla.org/security/advisories/mfsa2021-36/
Source: security@mozilla.org
Resource:
Vendor Advisory

Change History

0
Information is not available yet

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