CVE-2021-29981
Vulnerability from cvelistv5
Published
2021-08-17 19:12
Modified
2024-08-03 22:24
Severity ?
Summary
An issue present in lowering/register allocation could have led to obscure but deterministic register confusion failures in JITted code that would lead to a potentially exploitable crash. This vulnerability affects Firefox < 91 and Thunderbird < 91.
References
security@mozilla.orghttps://bugzilla.mozilla.org/show_bug.cgi?id=1707774Issue Tracking, Vendor Advisory
security@mozilla.orghttps://security.gentoo.org/glsa/202202-03Third Party Advisory
security@mozilla.orghttps://www.mozilla.org/security/advisories/mfsa2021-33/Vendor Advisory
security@mozilla.orghttps://www.mozilla.org/security/advisories/mfsa2021-36/Vendor Advisory
af854a3a-2127-422b-91ae-364da2661108https://bugzilla.mozilla.org/show_bug.cgi?id=1707774Issue Tracking, Vendor Advisory
af854a3a-2127-422b-91ae-364da2661108https://security.gentoo.org/glsa/202202-03Third Party Advisory
af854a3a-2127-422b-91ae-364da2661108https://www.mozilla.org/security/advisories/mfsa2021-33/Vendor Advisory
af854a3a-2127-422b-91ae-364da2661108https://www.mozilla.org/security/advisories/mfsa2021-36/Vendor Advisory
Impacted products
Vendor Product Version
Mozilla Firefox Version: unspecified   < 91
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   Mozilla Thunderbird Version: unspecified   < 91
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