{"id":"CVE-2021-29972","details":"A use-after-free vulnerability was found via testing, and traced to an out-of-date Cairo library.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affects Firefox \u003c 90.","modified":"2026-05-04T08:37:43.397133Z","published":"2021-08-05T20:15:08.620Z","withdrawn":"2026-05-04T08:37:43.397133Z","related":["openSUSE-SU-2024:10600-1","openSUSE-SU-2024:14572-1"],"references":[{"type":"ADVISORY","url":"https://www.mozilla.org/security/advisories/mfsa2021-28/"},{"type":"ADVISORY","url":"https://security.gentoo.org/glsa/202202-03"},{"type":"REPORT","url":"https://bugzilla.mozilla.org/show_bug.cgi?id=1696816"}],"affected":[{"database_specific":{"source":"https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2021-29972.json","unresolved_ranges":[{"events":[{"introduced":"0"},{"fixed":"90.0"}]}]}}],"schema_version":"1.7.5","severity":[{"type":"CVSS_V3","score":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H"}]}