CVE-2021-29980

 

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

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

Total changes: - 7

Description

Uninitialized memory in a canvas object could have caused an incorrect free() leading to memory corruption and a potentially exploitable crash. 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:L/PR:N/UI:R/S:U/C:H/I:H/A:H

 

Verification logic

 

Reference

• https://bugzilla.mozilla.org/show_bug.cgi?id=1722204
• 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/
• GLSA-202202-03-Third Party Advisory
• GLSA-202208-14-

 

Keywords

NVD

 

CVE-2021-29980

 

CVE

 

Common vulnerabilities & exposures

 

CVSS

 

Common vulnerability scoring system

 

Security

 

Vulnerabilities

 

Exposures