What’s Vulnerable › Vulnerabilities

CVE-2026-90815: FFmpeg Convolution Filter vf_convolution.c setup_3x3 out-of-bounds

• Severity: medium (CVSS 6.3 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 0.4% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2026-09-14 · updated 2026-09-15
• Weakness: CWE-119

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.

Affected products

• FFmpeg: 4.4.0, 4.4.1, 4.4.2, 4.4.3, 4.4.4, 4.4.5 (+21)

References

• https://code.ffmpeg.org/FFmpeg/FFmpeg/commit/8970658472d1
• https://code.ffmpeg.org/FFmpeg/FFmpeg/issues/21487
• https://ffmpeg.org/
• https://vuldb.com/cve/CVE-2026-90815
• https://vuldb.com/submit/922609
• https://vuldb.com/vuln/403317
• https://vuldb.com/vuln/403317/cti
• https://vuldb.com/submit/922609

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