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CVE-2026-40962
MEDIUM4.9
Description
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 Details
CVSS v3.1 Score4.9
SeverityMEDIUM
CVSS VectorCVSS:3.1/AV:L/AC:H/PR:N/UI:N/S:U/C:L/I:L/A:L
Attack VectorLOCAL
ComplexityHIGH
Privileges RequiredNONE
User InteractionNONE
Published4/16/2026
Last Modified4/17/2026
Sourcenvd
Honeypot Sightings0
Weaknesses (CWE)
CWE-190
References
https://code.ffmpeg.org/FFmpeg/FFmpeg/pulls/22348(cve@mitre.org)
IOC Correlations
No correlations recorded
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