CVE-2026-90815
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Out-of-Bounds Read in FFmpeg Convolution Filter
Vulnerability report for CVE-2026-90815, including description, CVSS score, EPSS score, affected products, exploitability, helpful resources, and attack-flow context.
Publication date: 2026-09-14
Last updated on: 2026-09-14
Assigner: VulDB
Description
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.
CVSS Scores
EPSS Scores
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| Percentile: |
Meta Information
Affected Vendors & Products
| Vendor | Product | Version / Range |
|---|---|---|
| ffmpeg | ffmpeg | to 4.4.6 (inc) |
| ffmpeg | ffmpeg | to 5.1.8 (inc) |
| ffmpeg | ffmpeg | to 6.1.4 (inc) |
| ffmpeg | ffmpeg | to 7.1.3 (inc) |
| ffmpeg | ffmpeg | to 8.0.1 (inc) |
| ffmpeg | ffmpeg | to 9.0 (exc) |
Helpful Resources
Exploitability
CWE
KEV
| CWE ID | Description |
|---|---|
| CWE-119 | The product performs operations on a memory buffer, but it reads from or writes to a memory location outside the buffer's intended boundary. This may result in read or write operations on unexpected memory locations that could be linked to other variables, data structures, or internal program data. |
| CWE-125 | The product reads data past the end, or before the beginning, of the intended buffer. |
