FFmpeg Convolution Filter vf_convolution.c setup_3x3 out-of-bounds (CVE-2026-90815) | HOL Guard CVE

Unknown severity · Source severity not reportedCVE-2026-90815

FFmpeg Convolution Filter vf_convolution.c setup_3x3 out-of-bounds

Answer in brief

CVE-2026-90815 records a Unknown severity vulnerability in FFmpeg Convolution Filter vf_convolution.c setup_3x3 out-of-bounds. The current sources do not mark it as known exploited. The current feed maps n/a/FFmpeg (generic). Check affected ranges and fixed versions before updating.

Analysis pending evidence review

HOL Guard separates source facts from reviewed analysis. See the methodology.

Published Sep 14, 2026Updated Sep 14, 2026Source checked Sep 14, 2026First seen by HOL Sep 14, 2026Material review Sep 14, 2026

Upstream Advisory

Key facts

Risk: Unknown severitySource severity not reported
Exploitation: Not marked as known exploited
Affected software: 1 mapped package or product
Fix availability: Not reported

Why this deserves its current priority

A CVSS score is not reported in the current record. The current sources do not mark it as known exploited. Treat this as a source-backed prioritization signal, not a statement about your environment.

Analysis status

Analysis pending evidence review

Factual feed record only; HOL analysis is not approved for indexing. Read the methodology.

Affected scope and exposure questions

The current feed maps n/a/FFmpeg (generic). Check affected ranges and fixed versions before updating.

Mapped affected packages and fixed versions
Package	Affected range	Fixed version
n/a/FFmpeggeneric	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	Not reported

Recommended response

Check inventory. Check lockfiles and deployed manifests for n/a/FFmpeg.
Review the reported fix. Monitor this advisory for an available fix and review any installs of the affected package.

Evidence timeline and material changes

Published upstream
Sep 14, 2026
Evidence: source:cvelist:source_dates:source-dates:record
Source modified
Sep 14, 2026
Evidence: source:cvelist:source_dates:source-dates:record
First seen by HOL
Sep 14, 2026

Sources and claim methodology

Upstream source 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.

Quoted source text, attributed separately from HOL analysis.