Vulnerabilities > CVE-2022-45406 - Use After Free vulnerability in Mozilla Firefox
Attack vector
NETWORK Attack complexity
LOW Privileges required
NONE Confidentiality impact
HIGH Integrity impact
HIGH Availability impact
HIGH Summary
If an out-of-memory condition occurred when creating a JavaScript global, a JavaScript realm may be deleted while references to it lived on in a BaseShape. This could lead to a use-after-free causing a potentially exploitable crash. This vulnerability affects Firefox ESR < 102.5, Thunderbird < 102.5, and Firefox < 107.
Vulnerable Configurations
Common Weakness Enumeration (CWE)
References
- https://bugzilla.mozilla.org/show_bug.cgi?id=1791975
- https://bugzilla.mozilla.org/show_bug.cgi?id=1791975
- https://www.mozilla.org/security/advisories/mfsa2022-47/
- https://www.mozilla.org/security/advisories/mfsa2022-47/
- https://www.mozilla.org/security/advisories/mfsa2022-48/
- https://www.mozilla.org/security/advisories/mfsa2022-48/
- https://www.mozilla.org/security/advisories/mfsa2022-49/
- https://www.mozilla.org/security/advisories/mfsa2022-49/