FFmpeg 'libavcodec/dnxhddec.c' Denial of Service Vulnerability

Bugtraq ID:	100020
Class:	Boundary Condition Error
CVE:	CVE-2017-11719
Remote:	Yes
Local:	No
Published:	Jul 28 2017 12:00AM
Updated:	Jul 28 2017 12:00AM
Credit:	Bingchang
Vulnerable:	FFmpeg FFmpeg 3.3.2 FFmpeg FFmpeg 3.3.1 FFmpeg FFmpeg 3.2.6 FFmpeg FFmpeg 3.2.5 FFmpeg FFmpeg 3.2.4 FFmpeg FFmpeg 3.2.2 FFmpeg FFmpeg 3.2 FFmpeg FFmpeg 3.3.0
Not Vulnerable:	FFmpeg FFmpeg 3.3.3 FFmpeg FFmpeg 3.2.7

FFmpeg 'libavcodec/dnxhddec.c' Denial of Service Vulnerability

FFmpeg is prone to a denial-of-service vulnerability.

An attacker can exploit this issue to cause denial-of-service condition. Due to the nature of this issue, code-execution may be possible; however this has not been confirmed.

FFmpeg 'libavcodec/dnxhddec.c' Denial of Service Vulnerability

Currently, we are not aware of any working exploits. If you feel we are in error or if you are aware of more recent information, please mail us at: [email protected].

FFmpeg 'libavcodec/dnxhddec.c' Denial of Service Vulnerability

Solution:
Updates are available. Please see the references or vendor advisory for more information.

FFmpeg 'libavcodec/dnxhddec.c' Denial of Service Vulnerability

References:

• avcodec/dnxhddec: Move mb height check out of non hr branch (FFmpeg)
  
• avcodec/dnxhddec: Move mb height check out of non hr branch Fixes: out of array (FFmpeg)
  
• FFmpeg Homepage (FFmpeg)
  
• FFmpeg Security (FFmpeg)