Unrated severityNVD Advisory· Published Feb 10, 2010· Updated Jun 16, 2026
CVE-2009-4634
CVE-2009-4634
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.
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LLM-synthesized narrative grounded in this CVE's description and references.
Affected products
2Patches
Vulnerability mechanics
References
16- scarybeastsecurity.blogspot.com/2009/09/patching-ffmpeg-into-shape.htmlnvdExploit
- secunia.com/advisories/36805nvd
- secunia.com/advisories/38643nvd
- secunia.com/advisories/39482nvd
- www.debian.org/security/2010/dsa-2000nvd
- www.mandriva.com/security/advisoriesnvd
- www.mandriva.com/security/advisoriesnvd
- www.mandriva.com/security/advisoriesnvd
- www.mandriva.com/security/advisoriesnvd
- www.mandriva.com/security/advisoriesnvd
- www.mandriva.com/security/advisoriesnvd
- www.securityfocus.com/bid/36465nvd
- www.ubuntu.com/usn/USN-931-1nvd
- www.vupen.com/english/advisories/2010/0935nvd
- www.vupen.com/english/advisories/2011/1241nvd
- roundup.ffmpeg.org/roundup/ffmpeg/issue1240nvd
News mentions
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