{"action":"Upgrade libebml to 1.4.2-r0 or later.","affected":[{"fixed":"1.4.2-r0","introduced":"0"}],"component":"libebml","cve_ids":[],"ecosystem":"Alpine","ecosystem_qualifier":"Alpine:v3.14","exploited":false,"fixed_versions":["1.4.2-r0"],"id":"tcs_01M6H4KW5HXTN0872AD68E1AXQ","modified_at":"2026-11-03T06:32:58.434337264Z","published_at":"2021-02-23T20:15:12.087Z","references":["https://osv.dev/vulnerability/ALPINE-CVE-2021-3405","https://security.alpinelinux.org/vuln/CVE-2021-3405"],"severity":{"label":"medium","score":6.5},"sources":[{"source":"osv","source_id":"ALPINE-CVE-2021-3405#Alpine:v3.14/libebml","url":"https://osv.dev/vulnerability/ALPINE-CVE-2021-3405"}],"summary":"A flaw was found in libebml before 1.4.2. A heap overflow bug exists in the implementation of EbmlString::ReadData and EbmlUnicodeString::ReadData in libebml."}