Bombono-DVD uses the ffmpeg version of libav.
VLC uses the older version of libav.
Running VLC with the ffmpeg version of libav crashes system.
https://wiki.debian.org/DebianMultimedia/FAQ
3.1. A recent upgrade of ffmpeg/libav-related library packages (e.g. libavcodec) has broken related software (e.g. Totem, MPlayer, VLC, Xine)