Main Vulnerability Database Vulnerabilities #VU110613

Code Injection in FFmpeg - CVE-2009-4636

Published: October 26, 2011 / Updated: June 8, 2025

Vulnerability identifier: #VU110613

CSH Severity: Medium

CVSS v4.0: CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:L/SC:N/SI:N/SA:N/E:U/U:Green

CVE-ID: CVE-2009-4636

CWE-ID: CWE-94

Exploitation vector: Remote access

Exploit availability: No public exploit available

Vendor: ffmpeg.sourceforge.net

Affected software:
FFmpeg

Detailed vulnerability description

The vulnerability allows a remote non-authenticated attacker to perform service disruption.

FFmpeg 0.5 allows remote attackers to cause a denial of service (hang) via a crafted file that triggers an infinite loop.

Install update from vendor's website.