Vulnerabilities > CVE-2022-46880 - Use After Free vulnerability in Mozilla Firefox
Attack vector
NETWORK Attack complexity
LOW Privileges required
NONE Confidentiality impact
NONE Integrity impact
NONE Availability impact
HIGH Summary
A missing check related to tex units could have led to a use-after-free and potentially exploitable crash.<br />*Note*: This advisory was added on December 13th, 2022 after we better understood the impact of the issue. The fix was included in the original release of Firefox 105. This vulnerability affects Firefox ESR < 102.6, Firefox < 105, and Thunderbird < 102.6.
Vulnerable Configurations
Common Weakness Enumeration (CWE)
References
- https://bugzilla.mozilla.org/show_bug.cgi?id=1749292
- https://bugzilla.mozilla.org/show_bug.cgi?id=1749292
- https://security.gentoo.org/glsa/202305-06
- https://security.gentoo.org/glsa/202305-06
- https://security.gentoo.org/glsa/202305-13
- https://security.gentoo.org/glsa/202305-13
- https://www.mozilla.org/security/advisories/mfsa2022-40/
- https://www.mozilla.org/security/advisories/mfsa2022-40/
- https://www.mozilla.org/security/advisories/mfsa2022-52/
- https://www.mozilla.org/security/advisories/mfsa2022-52/
- https://www.mozilla.org/security/advisories/mfsa2022-53/
- https://www.mozilla.org/security/advisories/mfsa2022-53/