Bug 2374559 (CVE-2025-6424) - CVE-2025-6424 firefox: Use-after-free in FontFaceSet
Summary: CVE-2025-6424 firefox: Use-after-free in FontFaceSet
Keywords:
Status: NEW
Alias: CVE-2025-6424
Product: Security Response
Classification: Other
Component: vulnerability
Version: unspecified
Hardware: All
OS: Linux
high
high
Target Milestone: ---
Assignee: Product Security DevOps Team
QA Contact:
URL:
Whiteboard:
Depends On:
Blocks:
TreeView+ depends on / blocked
 
Reported: 2025-06-24 13:01 UTC by OSIDB Bzimport
Modified: 2025-06-27 01:04 UTC (History)
7 users (show)

Fixed In Version:
Clone Of:
Environment:
Last Closed:
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Description OSIDB Bzimport 2025-06-24 13:01:22 UTC 
A use-after-free in FontFaceSet resulted in a potentially exploitable crash. This vulnerability affects Firefox < 140, Firefox ESR < 115.25, and Firefox ESR < 128.12.
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