FFmpeg 2.8 and 4.2.3 has a use-after-free via a crafted EXTINF duration in an m3u8 file because parseplaylist in libavformat/hls.c frees a pointer, and later that pointer is accessed in avprobeinputformat3 in libavformat/format.c.
{ "urgency": "not yet assigned" }
"https://storage.googleapis.com/debian-osv/debian-cve-osv/DEBIAN-CVE-2020-13904.json"