CVE-2009-4634

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.

CVE ID:

CVE-2009-4634

Published:

2010-02-10

Modified:

2026-04-29

CVSS Score:

10.0

Severity:

HIGH

Vector:

AV:N/AC:L/Au:N/C:C/I:C/A:C