CVE-2016-6920 Information

Description

Heap-based buffer overflow in the decode_block function in libavcodec/exr.c in FFmpeg before 3.1.3 allows remote attackers to cause a denial of service (application crash) via vectors involving tile positions.

CVSS Vector

CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

Reference

http://git.videolan.org/gitweb.cgi/ffmpeg.git/?a=commit;h=79f52a0dbd484aad111e4bf4a4f7047c7ceb6137 http://packetstormsecurity.com/files/138618/ffmpeg-3.1.2-Heap-Overflow.html http://www.securityfocus.com/archive/1/539368/100/0/threaded http://www.securityfocus.com/bid/92664 http://www.securityfocus.com/bid/92790 https://www.ffmpeg.org/security.html

Attack Complexity

LOW

Privileges Required

NONE

User Interaction Required

NONE

Scope

NONE

Confidentiality Impact

UNCHANGED

Integrity Impact

NONE

Availability Impact

NONE

Base Score

HIGH

Base Severity

7.5