Vulnerability Description
Buffer overflow in mjpegbdec.c in libavcodec in FFmpeg 0.7.x before 0.7.12 and 0.8.x before 0.8.11, and in Libav 0.5.x before 0.5.9, 0.6.x before 0.6.6, 0.7.x before 0.7.5, and 0.8.x before 0.8.1, allows remote attackers to cause a denial of service (crash) and possibly execute arbitrary code via a crafted MJPEG-B file.
CVSS Score
MEDIUM
Affected Products
| Vendor | Product | Versions |
|---|---|---|
| Ffmpeg | Ffmpeg | 0.7.1 |
| Libav | Libav | 0.5 |
Related Weaknesses (CWE)
References
- http://ffmpeg.org/
- http://git.libav.org/?p=libav.git%3Ba=commit%3Bh=b57d262412204e54a7ef8fa1b23ff4d
- http://git.videolan.org/?p=ffmpeg.git%3Ba=commit%3Bh=b57d262412204e54a7ef8fa1b23
- http://libav.org/
- http://secunia.com/advisories/49089
- http://www.debian.org/security/2012/dsa-2471
- http://www.ubuntu.com/usn/USN-1479-1
- http://ffmpeg.org/
- http://git.libav.org/?p=libav.git%3Ba=commit%3Bh=b57d262412204e54a7ef8fa1b23ff4d
- http://git.videolan.org/?p=ffmpeg.git%3Ba=commit%3Bh=b57d262412204e54a7ef8fa1b23
- http://libav.org/
- http://secunia.com/advisories/49089
- http://www.debian.org/security/2012/dsa-2471
- http://www.ubuntu.com/usn/USN-1479-1
FAQ
What is CVE-2011-3947?
CVE-2011-3947 is a vulnerability with a CVSS score of 6.8 (MEDIUM). Buffer overflow in mjpegbdec.c in libavcodec in FFmpeg 0.7.x before 0.7.12 and 0.8.x before 0.8.11, and in Libav 0.5.x before 0.5.9, 0.6.x before 0.6.6, 0.7.x before 0.7.5, and 0.8.x before 0.8.1, all...
How severe is CVE-2011-3947?
CVE-2011-3947 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-2011-3947?
Check the references section above for vendor advisories and patch information. Affected products include: Ffmpeg Ffmpeg, Libav Libav.