Vulnerability Description
Multiple integer underflows in FFmpeg 0.5 allow remote attackers to cause a denial of service and possibly execute arbitrary code via a crafted file that (1) bypasses a validation check in vorbis_dec.c and triggers a wraparound of the stack pointer, or (2) access a pointer from out-of-bounds memory in mov.c, related to an elst tag that appears before a tag that creates a stream.
CVSS Score
HIGH
Affected Products
| Vendor | Product | Versions |
|---|---|---|
| Ffmpeg | Ffmpeg | 0.5 |
Related Weaknesses (CWE)
References
- http://scarybeastsecurity.blogspot.com/2009/09/patching-ffmpeg-into-shape.htmlExploit
- http://secunia.com/advisories/36805
- http://secunia.com/advisories/38643
- http://secunia.com/advisories/39482
- http://www.debian.org/security/2010/dsa-2000
- http://www.mandriva.com/security/advisories?name=MDVSA-2011:059
- http://www.mandriva.com/security/advisories?name=MDVSA-2011:060
- http://www.mandriva.com/security/advisories?name=MDVSA-2011:061
- http://www.mandriva.com/security/advisories?name=MDVSA-2011:088
- http://www.mandriva.com/security/advisories?name=MDVSA-2011:112
- http://www.mandriva.com/security/advisories?name=MDVSA-2011:114
- http://www.securityfocus.com/bid/36465
- http://www.ubuntu.com/usn/USN-931-1
- http://www.vupen.com/english/advisories/2010/0935
- http://www.vupen.com/english/advisories/2011/1241
FAQ
What is CVE-2009-4634?
CVE-2009-4634 is a vulnerability with a CVSS score of 10.0 (HIGH). Multiple integer underflows in FFmpeg 0.5 allow remote attackers to cause a denial of service and possibly execute arbitrary code via a crafted file that (1) bypasses a validation check in vorbis_dec....
How severe is CVE-2009-4634?
CVE-2009-4634 has been rated HIGH with a CVSS base score of 10.0/10. Review the CVSS metrics above for detailed severity breakdown.
Is there a patch for CVE-2009-4634?
Check the references section above for vendor advisories and patch information. Affected products include: Ffmpeg Ffmpeg.