Vulnerability Description
Heap-based buffer overflow in the vqa_decode_chunk function in the VQA codec (vqavideo.c) in libavcodec in Libav 0.5.x before 0.5.9, 0.6.x before 0.6.6, 0.7.x before 0.7.6, and 0.8.x before 0.8.2 allows remote attackers to cause a denial of service (crash) and possibly execute arbitrary code via a crafted VQA media file in which the image size is not a multiple of the block size.
CVSS Score
MEDIUM
Affected Products
| Vendor | Product | Versions |
|---|---|---|
| Libav | Libav | 0.5 |
Related Weaknesses (CWE)
References
- http://git.libav.org/?p=libav.git%3Ba=commit%3Bh=58b2e0f0f2fc96c1158e04f8aba95cb
- http://libav.org/
- http://secunia.com/advisories/49089
- http://www.debian.org/security/2012/dsa-2471
- http://www.openwall.com/lists/oss-security/2012/05/03/4
- http://www.securityfocus.com/bid/53389
- http://www.ubuntu.com/usn/USN-1479-1
- https://bugs.launchpad.net/ubuntu/+source/libav/+bug/980963Exploit
- http://git.libav.org/?p=libav.git%3Ba=commit%3Bh=58b2e0f0f2fc96c1158e04f8aba95cb
- http://libav.org/
- http://secunia.com/advisories/49089
- http://www.debian.org/security/2012/dsa-2471
- http://www.openwall.com/lists/oss-security/2012/05/03/4
- http://www.securityfocus.com/bid/53389
- http://www.ubuntu.com/usn/USN-1479-1
FAQ
What is CVE-2012-0947?
CVE-2012-0947 is a vulnerability with a CVSS score of 6.8 (MEDIUM). Heap-based buffer overflow in the vqa_decode_chunk function in the VQA codec (vqavideo.c) in libavcodec in Libav 0.5.x before 0.5.9, 0.6.x before 0.6.6, 0.7.x before 0.7.6, and 0.8.x before 0.8.2 allo...
How severe is CVE-2012-0947?
CVE-2012-0947 has been rated MEDIUM with a CVSS base score of 6.8/10. Review the CVSS metrics above for detailed severity breakdown.
Is there a patch for CVE-2012-0947?
Check the references section above for vendor advisories and patch information. Affected products include: Libav Libav.