system
Describe <CVE-2013-0849>.
user
What is <CVE-2013-0849>?
assistant
The roq_decode_init function in libavcodec/roqvideodec.c in FFmpeg before 1.1 allows remote attackers to have an unspecified impact via a crafted (1) width or (2) height dimension that is not a multiple of sixteen in id RoQ video data..