There exists a NULL pointer dereference in ffvc1parseframeheader_adv in vc1.c in Libav 12.3, which allows attackers to cause a denial-of-service through a crafted aac file.
{ "versions": [ { "introduced": "0" }, { "last_affected": "12.3" } ] }
"https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2018-18829.json"