The dnxhd decoder in FFmpeg before 3.2.6, and 3.3.x before 3.3.3 allows remote attackers to cause a denial of service (NULL pointer dereference) via a crafted mov file.
https://www.debian.org/security/2017/dsa-3957
https://github.com/FFmpeg/FFmpeg/commit/611b35627488a8d0763e75c25ee0875c5b7987dd
https://github.com/FFmpeg/FFmpeg/commit/31c1c0b46a7021802c3d1d18039fca30dba5a14e
https://github.com/FFmpeg/FFmpeg/commit/0a709e2a10b8288a0cc383547924ecfe285cef89
http://www.securityfocus.com/bid/100348