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Category:   Application (Multimedia)  >   FFmpeg Vendors:   ffmpeg.sourceforge.net
FFmpeg Use-After-Free Memory Error in ff_h264_free_tables() Lets Remote Users Deny Service
SecurityTracker Alert ID:  1032198
SecurityTracker URL:  http://securitytracker.com/id/1032198
CVE Reference:   CVE-2015-3417   (Links to External Site)
Date:  Apr 25 2015
Impact:   Denial of service via network
Fix Available:  Yes  Vendor Confirmed:  Yes  

Description:   A vulnerability was reported in FFmpeg. A remote user can cause denial of service conditions on the target system.

A remote user can create specially crafted H.264 data in an MP4 file that, when processed by the target application using libavcodec, will trigger a use-after-free memory error in ff_h264_free_tables() in 'libavcodec/h264.c' and cause the target application to crash.

Impact:   A remote user can cause the target application to crash.
Solution:   The vendor has issued a source code fix, available at:

https://github.com/FFmpeg/FFmpeg/commit/e8714f6f93d1a32f4e4655209960afcf4c185214

Vendor URL:  www.ffmpeg.org/ (Links to External Site)
Cause:   Access control error
Underlying OS:  Linux (Any), UNIX (Any), Windows (Any)

Message History:   None.


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