CVE-2022-46881
An optimization in WebGL was incorrect in some cases, and could have led to memory corruption and a potentially exploitable crash. *Note*: This advisory was added on December 13th, 2022 after we better understood the impact of the issue.
Does this matter?
High impact if exploited, but EPSS currently rates exploitation as unlikely (0.72%). Schedule it in the normal patch cycle and watch for a rise in EPSS or a public exploit.
Description
An optimization in WebGL was incorrect in some cases, and could have led to memory corruption and a potentially exploitable crash. *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 106. This vulnerability affects Firefox < 106, Firefox ESR < 102.6, and Thunderbird < 102.6.
- CVSS 3.1
- 8.8 HIGHCVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
- EPSS
- 0.72% probability · 52th percentile
- CISA KEV
- Not listed
- Weakness
- CWE-787
- Affected
- mozilla/firefox · mozilla/firefox esr · mozilla/thunderbird
- Source
- security@mozilla.org
References
- https://bugzilla.mozilla.org/show_bug.cgi?id=1770930Issue Tracking, Permissions Required
- https://security.gentoo.org/glsa/202305-06
- https://security.gentoo.org/glsa/202305-13
- https://www.mozilla.org/security/advisories/mfsa2022-44/Vendor Advisory
- https://www.mozilla.org/security/advisories/mfsa2022-52/Vendor Advisory
- https://www.mozilla.org/security/advisories/mfsa2022-53/Vendor Advisory
- https://bugzilla.mozilla.org/show_bug.cgi?id=1770930Issue Tracking, Permissions Required
- https://security.gentoo.org/glsa/202305-06
- https://security.gentoo.org/glsa/202305-13
- https://www.mozilla.org/security/advisories/mfsa2022-44/Vendor Advisory
- https://www.mozilla.org/security/advisories/mfsa2022-52/Vendor Advisory
- https://www.mozilla.org/security/advisories/mfsa2022-53/Vendor Advisory
Source: NVD record, EPSS from FIRST.org, KEV from CISA. Refreshed daily.