[ CVE-2025-52290 · Published 19 Oct 2026 ]

Vulnerability

CVSS 7.5 EPSS <1%1 agency advisoryNo fix listed yet

[ Description ]Official description

A NULL pointer dereference in the avpriv_h264_has_num_reorder_frames function of Ffmpeg version N-119856-gbe46370941 allows attackers to cause a Denial of Service (DoS) via processing a crafted media file.

[ Fixes ]Fixes and patches

No fix or interim patch is linked from our sources yet. Check the vendor references below and limit exposure of affected systems until a fix is available.

[ Advisories ]Government CERT advisories

BSI CERT-Bund19 Oct 2026WID-SEC-2026-4034

FFmpeg: Vulnerability allows denial of service Translated from German
CVE-2025-52290

[ References ]References

ffmpeg.org
infosec.exchange/@sigdevel/116733488628458667
www.openwall.com/lists/oss-security/2026/10/20/6

[ Description ]Official description

[ Fixes ]Fixes and patches

[ Advisories ]Government CERT advisories

FFmpeg: Vulnerability allows denial of service Translated from German

[ References ]References