{"id":"DEBIAN-CVE-2021-28300","details":"NULL Pointer Dereference in the \"isomedia/track.c\" module's \"MergeTrack()\" function of GPAC v0.5.2 allows attackers to execute arbitrary code or cause a Denial-of-Service (DoS) by uploading a malicious MP4 file.","modified":"2026-08-27T23:04:00.244418922Z","published":"2021-04-14T14:15:14.053Z","upstream":["CVE-2021-28300"],"references":[{"type":"ADVISORY","url":"https://security-tracker.debian.org/tracker/CVE-2021-28300"}],"affected":[{"package":{"name":"ccextractor","ecosystem":"Debian:11","purl":"pkg:deb/debian/ccextractor?arch=source&distro=bullseye"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["0.88+ds1-1","0.93+ds1-1","0.93+ds2-1","0.93+ds2-2","0.94+ds1-1","0.94+ds1-2","0.94+ds1-3"],"ecosystem_specific":{"urgency":"not yet assigned"},"database_specific":{"source":"https://storage.googleapis.com/debian-osv/debian-cve-osv/DEBIAN-CVE-2021-28300.json"}},{"package":{"name":"gpac","ecosystem":"Debian:11","purl":"pkg:deb/debian/gpac?arch=source&distro=bullseye"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"1.0.1+dfsg1-4"}]}],"ecosystem_specific":{"urgency":"not yet assigned"},"database_specific":{"source":"https://storage.googleapis.com/debian-osv/debian-cve-osv/DEBIAN-CVE-2021-28300.json"}}],"schema_version":"1.9.0","severity":[{"type":"CVSS_V3","score":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H"}]}