CVE-2021-29986

 

Published at: - 17-08-2021 10:15

Last modified: - 24-09-2022 03:03

Total changes: - 9

Description

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.

Common Vulnerability Scoring System (CVSS)

CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H

 

Verification logic

 

Reference

• https://www.mozilla.org/security/advisories/mfsa2021-34/
• https://www.mozilla.org/security/advisories/mfsa2021-33/
• https://www.mozilla.org/security/advisories/mfsa2021-36/
• https://www.mozilla.org/security/advisories/mfsa2021-35/
• https://bugzilla.mozilla.org/show_bug.cgi?id=1696138
• GLSA-202202-03-Third Party Advisory
• GLSA-202208-14-

 

Keywords

NVD

 

CVE-2021-29986

 

CVE

 

Common vulnerabilities & exposures

 

CVSS

 

Common vulnerability scoring system

 

Security

 

Vulnerabilities

 

Exposures