CVE-2021-29989
8.8HIGHMozilla developers reported memory safety bugs present in Firefox 90 and Firefox ESR 78.12. Some of these bugs showed evidence of memory corruption and we presume that with enough effort some of these
Published: 8/17/2021Updated: 11/21/2024
Description
Mozilla developers reported memory safety bugs present in Firefox 90 and Firefox ESR 78.12. Some of these bugs showed evidence of memory corruption and we presume that with enough effort some of these could have been exploited to run arbitrary code. This vulnerability affects Thunderbird < 78.13, Firefox ESR < 78.13, and Firefox < 91.
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Affected Products
mozillafirefox
mozillafirefox_esr
mozillathunderbird
References
- https://bugzilla.mozilla.org/buglist.cgi?bug_id=1662676%2C1666184%2C1719178%2C1719998%2C1720568Vendor Advisory
- https://security.gentoo.org/glsa/202202-03Third Party Advisory
- https://security.gentoo.org/glsa/202208-14Third Party Advisory
- https://www.mozilla.org/security/advisories/mfsa2021-33/Vendor Advisory
- https://www.mozilla.org/security/advisories/mfsa2021-34/Vendor Advisory
- https://www.mozilla.org/security/advisories/mfsa2021-35/Vendor Advisory
- https://bugzilla.mozilla.org/buglist.cgi?bug_id=1662676%2C1666184%2C1719178%2C1719998%2C1720568Vendor Advisory
- https://security.gentoo.org/glsa/202202-03Third Party Advisory
- https://security.gentoo.org/glsa/202208-14Third Party Advisory
- https://www.mozilla.org/security/advisories/mfsa2021-33/Vendor Advisory
- https://www.mozilla.org/security/advisories/mfsa2021-34/Vendor Advisory
- https://www.mozilla.org/security/advisories/mfsa2021-35/Vendor Advisory