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.
Published: 2026-06-18
Score: 8.8 High
EPSS: < 1% Very Low
KEV: No
Impact: n/a
Action: n/a
AI Analysis

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Remediation

No vendor fix or workaround currently provided.

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Tracking

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Advisories
Source ID Title
Debian DSA Debian DSA DSA-6361-1 ffmpeg security update
History

Mon, 29 Jun 2026 12:15:00 +0000


Thu, 18 Jun 2026 21:15:00 +0000

Type Values Removed Values Added
First Time appeared Ffmpeg
Ffmpeg ffmpeg
Vendors & Products Ffmpeg
Ffmpeg ffmpeg

Thu, 18 Jun 2026 16:45:00 +0000

Type Values Removed Values Added
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.
Title Heap out-of-bounds write via odd slice_height in FFmpeg MagicYUV decoder
Weaknesses CWE-787
References
Metrics cvssV3_1

{'score': 8.8, 'vector': 'CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H'}

ssvc

{'options': {'Automatable': 'no', 'Exploitation': 'none', 'Technical Impact': 'total'}, 'version': '2.0.3'}


cve-icon MITRE

Status: PUBLISHED

Assigner: JFROG

Published:

Updated: 2026-06-19T03:55:41.539Z

Reserved: 2026-05-13T09:59:49.355Z

Link: CVE-2026-8461

cve-icon Vulnrichment

Updated: 2026-06-18T12:26:56.161Z

cve-icon NVD

No data.

cve-icon Redhat

Severity : Important

Publid Date: 2026-06-18T11:29:00Z

Links: CVE-2026-8461 - Bugzilla

cve-icon OpenCVE Enrichment

Updated: 2026-06-18T21:00:13Z

Weaknesses