CVE-2021-29984 log

Source
Severity High
Remote Yes
Type Arbitrary code execution
Description
A security issue has been found in Firefox before version 91 and Thunderbird before version 78.13. Instruction reordering resulted in a sequence of instructions that would cause an object to be incorrectly considered during garbage collection. This led to memory corruption and a potentially exploitable crash.
Group Package Affected Fixed Severity Status Ticket
AVG-2270 thunderbird 78.12.0-1 78.13.0-1 High Fixed
AVG-2269 firefox 90.0.2-1 91.0-1 High Fixed
Date Advisory Group Package Severity Type
11 Aug 2021 ASA-202108-14 AVG-2269 firefox High multiple issues
References
https://www.mozilla.org/security/advisories/mfsa2021-33/
https://www.mozilla.org/security/advisories/mfsa2021-35/
https://bugzilla.mozilla.org/show_bug.cgi?id=1720031