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.
"https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2018-12460.json"