Description
FFmpeg through 9.0.2 contains an integer overflow vulnerability in the pcm_rechunk bitstream filter that allows attackers to trigger division by zero via a crafted channel count. Attackers can supply a file declaring a huge channel count that is remuxed into MXF, GXF or DAUD, overflowing sample_size and crashing the application.
Published: 2026-11-09
Score: 6.8 Medium
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

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History

Tue, 10 Nov 2026 21:30:00 +0000

Type Values Removed Values Added
Metrics ssvc

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


Mon, 09 Nov 2026 19:15:00 +0000

Type Values Removed Values Added
Description FFmpeg through 9.0.2 contains an integer overflow vulnerability in the pcm_rechunk bitstream filter that allows attackers to trigger division by zero via a crafted channel count. Attackers can supply a file declaring a huge channel count that is remuxed into MXF, GXF or DAUD, overflowing sample_size and crashing the application.
Title FFmpeg through 9.0.2 Integer Overflow Division by Zero via pcm_rechunk Filter
First Time appeared Ffmpeg
Ffmpeg ffmpeg
Weaknesses CWE-190
CPEs cpe:2.3:a:ffmpeg:ffmpeg:*:*:*:*:*:*:*:*
Vendors & Products Ffmpeg
Ffmpeg ffmpeg
References
Metrics cvssV3_1

{'score': 5.5, 'vector': 'CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H'}

cvssV4_0

{'score': 6.8, 'vector': 'CVSS:4.0/AV:L/AC:L/AT:N/PR:N/UI:P/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N'}


cve-icon MITRE

Status: PUBLISHED

Assigner: VulnCheck

Published:

Updated: 2026-11-09T21:06:54.505Z

Reserved: 2026-11-09T18:15:22.938Z

Link: CVE-2026-125230

cve-icon Vulnrichment

Updated: 2026-11-09T20:58:19.091Z

cve-icon NVD

Status : Awaiting Analysis

Published: 2026-11-09T19:17:00.847

Modified: 2026-11-10T21:46:30.913

Link: CVE-2026-125230

cve-icon Redhat

No data.

cve-icon OpenCVE Enrichment

Updated: 2026-11-09T22:30:17Z

Weaknesses