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.
History

No history.

cve-icon MITRE

Status: PUBLISHED

Assigner: mozilla

Published: 2021-08-17T19:12:40

Updated: 2024-08-03T22:24:57.602Z

Reserved: 2021-04-01T00:00:00

Link: CVE-2021-29980

cve-icon Vulnrichment

No data.

cve-icon NVD

Status : Analyzed

Published: 2021-08-17T20:15:07.680

Modified: 2022-12-09T19:09:24.020

Link: CVE-2021-29980

cve-icon Redhat

Severity : Important

Publid Date: 2021-08-10T00:00:00Z

Links: CVE-2021-29980 - Bugzilla