CVE-2021-29976 log

Source
Severity High
Remote Yes
Type Arbitrary code execution
Description
Mozilla developers reported memory safety bugs present in Firefox 89 and Thunderbird 78.11. Some of these bugs showed evidence of memory corruption and Mozilla presumes that with enough effort some of these could have been exploited to run arbitrary code.
Group Package Affected Fixed Severity Status Ticket
AVG-2152 thunderbird 78.11.0-1 78.12.0-1 High Fixed
AVG-2148 firefox 89.0.2-1 90.0-1 High Fixed
Date Advisory Group Package Severity Type
14 Jul 2021 ASA-202107-21 AVG-2152 thunderbird High multiple issues
14 Jul 2021 ASA-202107-20 AVG-2148 firefox High multiple issues
References
https://www.mozilla.org/security/advisories/mfsa2021-28/
https://www.mozilla.org/security/advisories/mfsa2021-30/
https://bugzilla.mozilla.org/buglist.cgi?bug_id=1700895%2C1703334%2C1706910%2C1711576%2C1714391