CVE-2026-90815

Medium

Description

A vulnerability has been found in FFmpeg up to 4.4.6/5.1.8/6.1.4/7.1.3/8.0.1. Affected by this issue is the function setup_3x3 of the file libavfilter/vf_convolution.c of the component Convolution Filter. Such manipulation leads to out-of-bounds read. The attack can be executed remotely. The exploit has been disclosed to the public and may be used. Upgrading to version 4.4.7, 5.1.9, 6.1.5, 7.1.4, 8.0.2, 8.1.1 and 9.0 can resolve this issue. The name of the patch is 8970658472/e24b9820b4. It is suggested to upgrade the affected component.

SeverityMedium

CVSS6.3

Exploit probability—

ProductFfmpeg

PublishedSep 14, 2026

First seenSep 14, 2026

Weakness typeCWE-125Out-of-bounds read CWE-119Memory buffer bounds error

How to fix

Patches

code.ffmpeg.org/FFmpeg/FFmpeg/commit/8970658472d1

Affected products

Product	Affected versions	Fixed in
ffmpeg ffmpeg	4.4.0, 4.4.1, 4.4.2, 4.4.3, 4.4.4, 4.4.5, 4.4.6, 5.1.0, 5.1.1, 5.1.2, 5.1.3, 5.1.4, 5.1.5, 5.1.6, 5.1.7, 5.1.8, 6.1.0, 6.1.1, 6.1.2, 6.1.3, 6.1.4, 7.1.0, 7.1.1, 7.1.2, 7.1.3, 8.0.0, 8.0.1	—

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