{"action":"Upgrade libmatio to 1.5.22-1 or later.","affected":[{"fixed":"1.5.22-1","introduced":"0"}],"component":"libmatio","cve_ids":[],"ecosystem":"Debian","ecosystem_qualifier":"Debian:14","exploited":false,"fixed_versions":["1.5.22-1"],"id":"tcs_01M5NF371WYW8B3JA0VE4NYCDM","modified_at":"2026-10-26T12:02:49.317011724Z","published_at":"2021-07-20T07:15:07.730Z","references":["https://osv.dev/vulnerability/DEBIAN-CVE-2020-36428","https://security-tracker.debian.org/tracker/CVE-2020-36428"],"severity":{"label":"high","score":8.8},"sources":[{"source":"osv","source_id":"DEBIAN-CVE-2020-36428#Debian:14/libmatio","url":"https://osv.dev/vulnerability/DEBIAN-CVE-2020-36428"}],"summary":"matio (aka MAT File I/O Library) 1.5.18 through 1.5.21 has a heap-based buffer overflow in ReadInt32DataDouble (called from ReadInt32Data and Mat_VarRead4)."}