Main Vulnerability Database Vulnerabilities #VU32161

Information disclosure in FFmpeg - CVE-2016-7555

Published: December 23, 2016 / Updated: July 28, 2020

Vulnerability identifier: #VU32161

CSH Severity: Low

CVSS v4: 6.7 [CVSS:4.0/AV:L/AC:L/AT:N/PR:N/UI:A/VC:H/VI:N/VA:N/SC:N/SI:N/SA:N]

CVE-ID: CVE-2016-7555

CWE-ID: CWE-200

Exploitation vector: Local access

Exploit availability: No public exploit available

Vulnerability details

The vulnerability allows a local non-authenticated attacker to gain access to sensitive information.

The avi_read_header function in libavformat/avidec.c in FFmpeg before 3.1.4 is vulnerable to memory leak when decoding an AVI file that has a crafted "strh" structure.

Affected software

FFmpeg
Gentoo Linux
ffmpeg (Alpine package)

How to mitigate CVE-2016-7555

Install update from vendor's website.

FFmpeg - update to 3.1.4
ffmpeg (Alpine package) - update to 3.0.7-r0

External References

http://www.openwall.com/lists/oss-security/2016/10/08/1
http://www.securityfocus.com/bid/94838
https://security.gentoo.org/glsa/201701-71

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