CVE-2026-52295: Ffmpeg

Low severity, CVSS 2.9. EPSS: 0.2% chance of exploitation in the next 30 days.

FFmpeg before 9.0 has an out-of-bounds read because the copied extradata lacked required padding before GetBitContext-based access in libavformat/iamf_writer.c.

Affected products

• Ffmpeg Ffmpeg: before 9.0 (fixed in 9.0)

Published 2026-09-01. Last modified 2026-09-13.