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CVE-2021-29972

CVE-2021-29972

EPSS 1.0%
A use-after-free vulnerability was found via testing, and traced to an out-of-date Cairo library. Updating the library resolved the issue, and may have remediated other, unknown security vulnerabilities as well. This vulnerability affects Firefox < 90.
Affected products
Mozilla · Firefox

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References
https://bugzilla.mozilla.org/show_bug.cgi?id=1696816https://security.gentoo.org/glsa/202202-03https://www.mozilla.org/security/advisories/mfsa2021-28/