The sdpparsefmtpconfigh264 function in libavformat/rtpdec_h264.c in FFmpeg before 3.3.4 mishandles empty sprop-parameter-sets values, which allows remote attackers to cause a denial of service (heap buffer overflow) or possibly have unspecified other impact via a crafted sdp file.
{
"extracted_events": [
{
"introduced": "0"
},
{
"last_affected": "3.3.3"
}
],
"cpe": "cpe:2.3:a:ffmpeg:ffmpeg:*:*:*:*:*:*:*:*",
"source": "CPE_FIELD"
}