{"action":"Upgrade libmatio to 1.5.19-2 or later.","affected":[{"fixed":"1.5.19-2","introduced":"0"}],"component":"libmatio","cve_ids":[],"ecosystem":"Debian","ecosystem_qualifier":"Debian:13","exploited":false,"fixed_versions":["1.5.19-2"],"id":"tcs_01M5NE427CHFD4DZQYR5FF4S13","modified_at":"2026-09-21T07:01:19.791589643Z","published_at":"2019-12-27T02:15:10.610Z","references":["https://osv.dev/vulnerability/DEBIAN-CVE-2019-20018","https://security-tracker.debian.org/tracker/CVE-2019-20018"],"severity":{"label":"medium","score":6.5},"sources":[{"source":"osv","source_id":"DEBIAN-CVE-2019-20018#Debian:13/libmatio","url":"https://osv.dev/vulnerability/DEBIAN-CVE-2019-20018"}],"summary":"A stack-based buffer over-read was discovered in ReadNextCell in mat5.c in matio 1.5.17."}