{"action":"Upgrade gst-plugins-good1.0 to 1.18.4-2 or later.","affected":[{"fixed":"1.18.4-2","introduced":"0"}],"component":"gst-plugins-good1.0","cve_ids":[],"ecosystem":"Debian","ecosystem_qualifier":"Debian:13","exploited":false,"fixed_versions":["1.18.4-2"],"id":"tcs_01M5NFRW412P41Q3PC2TMT2ZE8","modified_at":"2026-10-23T18:04:00.165465339Z","published_at":"2021-04-19T21:15:13.113Z","references":["https://osv.dev/vulnerability/DEBIAN-CVE-2021-3497","https://security-tracker.debian.org/tracker/CVE-2021-3497"],"severity":{"label":"high","score":7.8},"sources":[{"source":"osv","source_id":"DEBIAN-CVE-2021-3497#Debian:13/gst-plugins-good1.0","url":"https://osv.dev/vulnerability/DEBIAN-CVE-2021-3497"}],"summary":"GStreamer before 1.18.4 might access already-freed memory in error code paths when demuxing certain malformed Matroska files."}