CVEvulnerability
CVE-2022-45407
7.5 HIGH
Official page ↗
- Status
- Modified
- Published
- 2022-12-22
- Last modified
- 2026-06-17
- Assigner
- [email protected]
- CVSS 3.1 ([email protected])
- 7.5 HIGH — CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
- CVSS 3.1 (134c704f-9b21-4f2e-91b3-4a467353bcc0)
- 7.5 HIGH — CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
- Weaknesses
- CWE-416
Description
If an attacker loaded a font using <code>FontFace()</code> on a background worker, a use-after-free could have occurred, leading to a potentially exploitable crash. This vulnerability affects Firefox < 107.
Affected configurations
• mozilla firefox (< 107.0)
Related
Weakness · CWE (1)
- CWE-416 Use After Free weakness
References
- https://bugzilla.mozilla.org/show_bug.cgi?id=1793314 Issue Tracking, Permissions Required, Vendor Advisory
- https://www.mozilla.org/security/advisories/mfsa2022-47/ Vendor Advisory
- https://bugzilla.mozilla.org/show_bug.cgi?id=1793314 Issue Tracking, Permissions Required, Vendor Advisory
- https://www.mozilla.org/security/advisories/mfsa2022-47/ Vendor Advisory