FFmpeg: FFmpeg: Integer overflow and out-of-bounds write via CENC subsample data

A flaw was found in FFmpeg. This vulnerability, stemming from an integer overflow and a subsequent out-of-bounds write during the processing of Common Encryption CENC subsample data, could allow a local attacker to potentially trigger information disclosure, data corruption, or a denial of servic...

JLSEC-2026-652 FFmpeg before 8.1 has an integer overflow and resultant out-of-bounds write via CENC (Common...

FFmpeg before 8.1 has an integer overflow and resultant out-of-bounds write via CENC Common Encryption subsample data to libavformat/mov.c...

CVE-2026-40962

A flaw was found in FFmpeg. This vulnerability, stemming from an integer overflow and a subsequent out-of-bounds write during the processing of Common Encryption CENC subsample data, could allow a local attacker to potentially trigger information disclosure, data corruption, or a denial of servic...

CVE-2026-40962

FFmpeg before 8.1 has an integer overflow and resultant out-of-bounds write via CENC Common Encryption subsample data to libavformat/mov.c...

CVE-2026-40962

FFmpeg before 8.1 has an integer overflow and resultant out-of-bounds write via CENC Common Encryption subsample data to libavformat/mov.c...

CVE-2026-40962

FFmpeg before 8.1 has an integer overflow and resultant out-of-bounds write via CENC Common Encryption subsample data to libavformat/mov.c...

CVE-2026-40962

FFmpeg before 8.1 has an integer overflow and resultant out-of-bounds write via CENC Common Encryption subsample data to libavformat/mov.c...

CVE-2026-40962

FFmpeg before 8.1 has an integer overflow and resultant out-of-bounds write via CENC Common Encryption subsample data to libavformat/mov.c...

CVE-2026-40962: Integer Overflow or Wraparound

FFmpeg before 8.1 has an integer overflow and resultant out-of-bounds write via CENC Common Encryption subsample data to libavformat/mov.c...