Ghostwire

CVE-2026-40962: FFmpeg before 8.1 has an integer overflow and resultant out-of-bounds write via CENC (Common Encryption) subsample data...

MEDIUM CVSS 5.5

Published: April 16, 2026 | Last Modified: April 16, 2026

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.

Ghostwire Analysis — What This Means Practically

This analysis is generated by Ghostwire from NVD, CISA KEV, EPSS, and open-source intelligence data. Verify findings through primary sources before acting.

Security Coverage (2 articles)

References