CVE-2026-8461
Received Received - Intake
Out-of-Bounds Write in FFmpeg's MagicYUV Decoder

Publication date: 2026-06-18

Last updated on: 2026-06-18

Assigner: JFrog

Description
An out-of-bounds write vulnerability in FFmpeg's libavcodec library, specifically in the MagicYUV decoder, allows denial-of-service and, in some cases, can be exploited for remote code execution. This vulnerability is associated with the file libavcodec/magicyuv.C. This issue affects FFmpeg before version 8.1.2.
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Meta Information
Published
2026-06-18
Last Modified
2026-06-18
Generated
2026-06-19
AI Q&A
2026-06-18
EPSS Evaluated
N/A
NVD
CVE-2026-8461
EUVD
EUVD-2026-37878
Affected Vendors & Products
Showing 1 associated CPE
Vendor Product Version / Range
ffmpeg ffmpeg to 8.1.2 (exc)
Helpful Resources
Exploitability
CWE
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KEV
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CWE ID Description
CWE-787 The product writes data past the end, or before the beginning, of the intended buffer.
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Impact Analysis

The vulnerability can lead to denial-of-service attacks, causing the affected application or system to crash or become unresponsive. In some scenarios, it may also allow remote attackers to execute arbitrary code, which could compromise system integrity, confidentiality, and availability.

Executive Summary

This vulnerability is an out-of-bounds write issue in FFmpeg's libavcodec library, specifically within the MagicYUV decoder. It allows attackers to cause a denial-of-service condition and, in some cases, potentially execute remote code on the affected system.

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