NULL pointer dereference in FFmpeg and Libav - CVE-2011-3929
Published: August 20, 2012 / Updated: August 11, 2020
Vulnerability identifier: #VU43707
CSH Severity: Medium
CVSS v4.0: CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:L/VI:L/VA:L/SC:N/SI:N/SA:N/E:U/U:Green
CVE-ID: CVE-2011-3929
CWE-ID: CWE-476
Exploitation vector: Remote access
Exploit availability:
No public exploit available
Vendor: ffmpeg.sourceforge.net
Libav
Libav
Affected software:
FFmpeg
Libav
FFmpeg
Libav
Detailed vulnerability description
The vulnerability allows a remote attacker to perform a denial of service (DoS) attack.
The vulnerability exists due to a NULL pointer dereference error. A remote attacker can trigger denial of service conditions via a crafted DV file.
How to mitigate CVE-2011-3929
Cybersecurity Help is currently unaware of any official solution to address this vulnerability.
Sources
- http://ffmpeg.org/
- http://git.libav.org/?p=libav.git;a=commit;h=635bcfccd439480003b74a665b5aa7c872c1ad6b
- http://git.libav.org/?p=libav.git;a=commitdiff;h=5a396bb3a66a61a68b80f2369d0249729bf85e04
- http://libav.org/
- http://secunia.com/advisories/49089
- http://www.debian.org/security/2012/dsa-2471
- http://www.ubuntu.com/usn/USN-1479-1