CVEvulnerability
CVE-2021-29972
8.8 HIGH
Official page ↗
- Status
- Modified
- Published
- 2021-08-05
- Last modified
- 2026-06-17
- Assigner
- [email protected]
- CVSS 3.1 ([email protected])
- 8.8 HIGH — CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
- CVSS 2.0 ([email protected])
- 6.8 MEDIUM — AV:N/AC:M/Au:N/C:P/I:P/A:P
- Weaknesses
- CWE-416
Description
A use-after-free vulnerability was found via testing, and traced to an out-of-date Cairo library.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 configurations
• mozilla firefox (< 90.0)
Related
Weakness · CWE (1)
- CWE-416 Use After Free weakness
References
- https://bugzilla.mozilla.org/show_bug.cgi?id=1696816 Exploit, Issue Tracking, Vendor Advisory
- https://security.gentoo.org/glsa/202202-03 Third Party Advisory
- https://www.mozilla.org/security/advisories/mfsa2021-28/ Vendor Advisory
- https://bugzilla.mozilla.org/show_bug.cgi?id=1696816 Exploit, Issue Tracking, Vendor Advisory
- https://security.gentoo.org/glsa/202202-03 Third Party Advisory
- https://www.mozilla.org/security/advisories/mfsa2021-28/ Vendor Advisory