CVE-2026-30997

PoC —

CVSS 3.1

7.5 high

EPSS

<1%p27

Published

Apr 13, 2026 (Apr 13, 2026)

Modified

Jun 17, 2026

Description

An out-of-bounds read in the read_global_param() function (libavcodec/av1dec.c) of FFmpeg v8.0.1 allows attackers to cause a Denial of Service (DoS) via a crafted input.

Vendors: ffmpeg
Products: ffmpeg
Weakness: CWE-125
Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

NVD CVE.org GitHub PoCs EPSS (0.3%)

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