CVE-2009-4634: Critical severity FFmpeg FFmpeg vulnerability
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 vorbisdec.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.
Affected Software
Event History
Frequently Asked Questions
What is the severity of CVE-2009-4634?
CVE-2009-4634 is classified as a high severity vulnerability due to potential denial of service and arbitrary code execution.
How do I fix CVE-2009-4634?
To fix CVE-2009-4634, upgrade to a patched version of FFmpeg that addresses the integer underflow issues.
Which versions of FFmpeg are affected by CVE-2009-4634?
FFmpeg version 0.5 is known to be affected by CVE-2009-4634.
What types of attacks can be executed using CVE-2009-4634?
CVE-2009-4634 can be exploited to cause denial of service or potentially allow attackers to execute arbitrary code.
What files are linked to the exploitation of CVE-2009-4634?
Exploitation of CVE-2009-4634 typically involves crafted multimedia files that bypass validation checks in FFmpeg.