system
Describe <CVE-2018-12460>.
user
What is <CVE-2018-12460>?
assistant
libavcodec in FFmpeg 4.0 may trigger a NULL pointer dereference if the studio profile is incorrectly detected while converting a crafted AVI file to MPEG4, leading to a denial of service, related to idctdsp.c and mpegvideo.c..