CVE-2026-30754 Affecting ffmpeg package, versions <7:8.0.1-2


Severity

Recommended
low

Based on default assessment until relevant scores are available.

Threat Intelligence

EPSS
0.51% (42nd percentile)

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  • Snyk IDSNYK-DEBIAN14-FFMPEG-19698973
  • published12 Sept 2026
  • disclosed8 Sept 2026

Introduced: 8 Sep 2026

CVE-2026-30754  (opens in a new tab)

How to fix?

Upgrade Debian:14 ffmpeg to version 7:8.0.1-2 or higher.

NVD Description

Note: Versions mentioned in the description apply only to the upstream ffmpeg package and not the ffmpeg package as distributed by Debian. See How to fix? for Debian:14 relevant fixed versions and status.

A memory corruption vulnerability exists in FFmpeg before 8.1. The RTP encoding process. In the nal_send function in libavformat/rtpenc_h264_hevc.c, a negative size parameter (size=-3) is passed to memcpy when transmitting H.264/HEVC streams via RTP using a crafted input file. This was detected using AddressSanitizer.

CVSS Base Scores

version 3.1