Integer overflow in FFmpeg - CVE-2016-2326
Published: July 1, 2017 / Updated: June 8, 2025
Vulnerability identifier: #VU110570
CSH Severity: High
CVSS v4: 8.6 [CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:A/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N]
CVE-ID: CVE-2016-2326
CWE-ID: CWE-190
Exploitation vector: Remote access
Exploit availability:
No public exploit available
Vulnerability details
The vulnerability allows a remote non-authenticated attacker to execute arbitrary code.
Integer overflow in the asf_write_packet function in libavformat/asfenc.c in FFmpeg before 2.8.5 allows remote attackers to cause a denial of service or possibly have unspecified other impact via a crafted PTS (aka presentation timestamp) value in a .mov file.
Affected software
FFmpeg
Gentoo Linux
media-video/ffmpeg
media-video/libav
Gentoo Linux
media-video/ffmpeg
media-video/libav
How to mitigate CVE-2016-2326
Install update from vendor's website.
FFmpeg - update to 2.8.5
media-video/ffmpeg - update to 2.8.6
media-video/libav - update to 11.8
media-video/ffmpeg - update to 2.8.6
media-video/libav - update to 11.8
External References
- http://git.videolan.org/?p=ffmpeg.git;a=commit;h=7c0b84d89911b2035161f5ef51aafbfcc84aa9e2
- http://www.debian.org/security/2016/dsa-3506
- http://www.securityfocus.com/bid/84165
- http://www.securitytracker.com/id/1035010
- http://www.ubuntu.com/usn/USN-2944-1
- https://security.gentoo.org/glsa/201606-09
- https://security.gentoo.org/glsa/201705-08