CVE-2026-118009unknown
Integer overflow, use-after-free in the Graphics: Text component
The advisory, in context
Integer overflow, use-after-free in the Graphics: Text component. This vulnerability was fixed in Firefox 159 and Thunderbird 159.
Affected packages
This source has no supported package-version data for matching. You can read the advisory here, but this record alone cannot power a dependency check.
Start with the recorded fix for your release branch. Check your installed version and test compatibility before upgrading. Fixing this advisory does not rule out other vulnerabilities in the release.