High severity7.5NVD Advisory· Published Aug 19, 2025· Updated Apr 13, 2026
CVE-2025-9182
CVE-2025-9182
Description
Denial-of-service due to out-of-memory in the Graphics: WebRender component. This vulnerability was fixed in Firefox 142, Firefox ESR 140.2, Thunderbird 142, and Thunderbird 140.2.
Affected products
4cpe:2.3:a:mozilla:firefox:*:*:*:*:-:*:*:*+ 1 more
- cpe:2.3:a:mozilla:firefox:*:*:*:*:-:*:*:*range: <142.0
- cpe:2.3:a:mozilla:firefox:*:*:*:*:esr:*:*:*range: <140.2.0
cpe:2.3:a:mozilla:thunderbird:*:*:*:*:-:*:*:*+ 1 more
- cpe:2.3:a:mozilla:thunderbird:*:*:*:*:-:*:*:*range: <142.0
- cpe:2.3:a:mozilla:thunderbird:*:*:*:*:esr:*:*:*range: <140.2.0
Patches
0No patches discovered yet.
Vulnerability mechanics
AI mechanics synthesis has not run for this CVE yet.
References
5- www.mozilla.org/security/advisories/mfsa2025-64/nvdVendor Advisory
- www.mozilla.org/security/advisories/mfsa2025-67/nvdVendor Advisory
- www.mozilla.org/security/advisories/mfsa2025-70/nvdVendor Advisory
- www.mozilla.org/security/advisories/mfsa2025-72/nvdVendor Advisory
- bugzilla.mozilla.org/show_bug.cginvdIssue TrackingPermissions Required
News mentions
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