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CVE-2025-9951

7.2 high exploit SSVC exploitation: poc Deferred
NVD · CVE.org

A heap-buffer-overflow write exists in jpeg2000dec FFmpeg which allows an attacker to potentially gain remote code execution or cause denial of service via the channel definition cdef atom of JPEG2000.

Fix

Nothing published yet: no patch, vendor advisory or mitigation reference on NVD, no vendor advisory in the News for this CVE, not in CISA's KEV, no fixed package version. BaselineWatch does not guess at one.

Public exploits 1

Each line links to the index that lists it, never to exploit code. Exploit-DB's "verified" and a Metasploit rank of good or better count as verified; a PoC-in-GitHub entry is a repository's claim.

Change history 1

  1. First seenCVSS 7.2NVD modified 2026-10-19 17:10

Affected (CPE criteria) 0

NVD has not attached CPE configurations yet.

References 1