CVE-2021-29984: vulnerability in Mozilla Thunderbird
Published · Updated
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3Vexday Risk Score
No sign of exploitation. No public exploitation artifact known so far.
ssvc Trackepss 1.4%
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.
Related CVEs — Mozilla Thunderbird
In the same product, most dangerous first.
References
https://bugzilla.mozilla.org/show_bug.cgi?id=1720031https://security.gentoo.org/glsa/202202-03https://security.gentoo.org/glsa/202208-14https://www.mozilla.org/security/advisories/mfsa2021-33/https://www.mozilla.org/security/advisories/mfsa2021-34/https://www.mozilla.org/security/advisories/mfsa2021-35/https://www.mozilla.org/security/advisories/mfsa2021-36/