CVE-2021-29984 | BDVDB-2026-159031 Detail
MozillaThunderbird
Description#
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. This vulnerability affects Thunderbird < 78.13, Thunderbird < 91, Firefox ESR < 78.13, and Firefox < 91.
Impact#
No impact statement in the source data.
Weaknesses#
No weakness recorded in the source data.
References#
- https://www.mozilla.org/security/advisories/mfsa2021-33/
- https://www.mozilla.org/security/advisories/mfsa2021-35/
- https://www.mozilla.org/security/advisories/mfsa2021-34/
- https://www.mozilla.org/security/advisories/mfsa2021-36/
- https://bugzilla.mozilla.org/show_bug.cgi?id=1720031
- https://security.gentoo.org/glsa/202202-03
- https://security.gentoo.org/glsa/202208-14
Exploit#
No public exploit known
History#
- Version 1Record published in the CVE List.
- Version 2Most recent update recorded in the CVE List.