CVE-2021-23964 log

Source	CVE Red Hat MITRE NVD Debian Ubuntu SUSE Alpine Mageia CVE Details CIRCL Bugs Arch Linux Red Hat Gentoo SUSE GitHub Lists oss-security full-disclosure bugtraq Misc GitHub code web search
Severity	High
Remote	Yes
Type	Arbitrary code execution
Description	A security issue was found in Firefox before version 85.0 and Thunderbird before version 78.7. Mozilla developers reported memory safety bugs present in Firefox 84 and Firefox ESR 78.6. 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-1496	thunderbird	78.6.1-1	78.7.0-1	High	Fixed
AVG-1492	firefox	84.0.2-1	85.0-1	High	Fixed

Date	Advisory	Group	Package	Severity	Type
06 Feb 2021	ASA-202102-2	AVG-1496	thunderbird	High	multiple issues
01 Feb 2021	ASA-202102-1	AVG-1492	firefox	High	multiple issues

References
https://www.mozilla.org/en-US/security/advisories/mfsa2021-03/#CVE-2021-23964 https://www.mozilla.org/en-US/security/advisories/mfsa2021-05/#CVE-2021-23964 https://bugzilla.mozilla.org/buglist.cgi?bug_id=1662507%2C1666285%2C1673526%2C1674278%2C1674835%2C1675097%2C1675844%2C1675868%2C1677590%2C1677888%2C1680410%2C1681268%2C1682068%2C1682938%2C1683736%2C1685260%2C1685925

References

https://www.mozilla.org/en-US/security/advisories/mfsa2021-03/#CVE-2021-23964
https://www.mozilla.org/en-US/security/advisories/mfsa2021-05/#CVE-2021-23964
https://bugzilla.mozilla.org/buglist.cgi?bug_id=1662507%2C1666285%2C1673526%2C1674278%2C1674835%2C1675097%2C1675844%2C1675868%2C1677590%2C1677888%2C1680410%2C1681268%2C1682068%2C1682938%2C1683736%2C1685260%2C1685925