{"action":"Upgrade gpac to 1.0.1+dfsg1-4+deb11u2 or later.","affected":[{"fixed":"1.0.1+dfsg1-4+deb11u2","introduced":"0"}],"component":"gpac","cve_ids":[],"ecosystem":"Debian","ecosystem_qualifier":"Debian:11","exploited":false,"fixed_versions":["1.0.1+dfsg1-4+deb11u2"],"id":"tcs_01M5NFZ8235A3ANWMYV6NTEXTS","modified_at":"2026-08-27T23:04:10.040075597Z","published_at":"2022-01-13T19:15:08.217Z","references":["https://osv.dev/vulnerability/DEBIAN-CVE-2021-40572","https://security-tracker.debian.org/tracker/CVE-2021-40572"],"severity":{"label":"medium","score":5.5},"sources":[{"source":"osv","source_id":"DEBIAN-CVE-2021-40572","url":"https://osv.dev/vulnerability/DEBIAN-CVE-2021-40572"}],"summary":"The binary MP4Box in Gpac 1.0.1 has a double-free bug in the av1dmx_finalize function in reframe_av1.c, which allows attackers to cause a denial of service."}