Heap-based buffer overflow in FFmpeg - CVE-2012-0856
Published: August 20, 2012 / Updated: October 12, 2021
Vulnerability identifier: #VU43689
CSH Severity: Low
CVSS v4: 6.3 [CVSS:4.0/AV:N/AC:L/AT:P/PR:N/UI:N/VC:N/VI:N/VA:L/SC:N/SI:N/SA:N]
CVE-ID: CVE-2012-0856
CWE-ID: CWE-122
Exploitation vector: Remote access
Exploit availability:
No public exploit available
Vulnerability details
The vulnerability allows a remote attacker to execute arbitrary code on the target system.
The vulnerability exists due to a boundary error in Heap-based buffer overflow in the MPV_frame_start function in libavcodec/mpegvideo.c in FFmpeg before 0.9.1, when the lowres option is enabled,. A remote attacker can use a crafted H263 media file. NOTE to trigger heap-based buffer overflow and execute arbitrary code on the target system.
Successful exploitation of this vulnerability may result in complete compromise of vulnerable system.
Affected software
FFmpeg
How to mitigate CVE-2012-0856
Install update from vendor's website.
External References
- http://ffmpeg.org/security.html
- http://ffmpeg.org/trac/ffmpeg/ticket/757
- http://git.videolan.org/?p=ffmpeg.git;a=commit;h=21270cffaeab2f67a613907516b2b0cd6c9eacf4
- http://www.openwall.com/lists/oss-security/2012/02/01/11
- http://www.openwall.com/lists/oss-security/2012/02/14/4
- https://exchange.xforce.ibmcloud.com/vulnerabilities/78928