{"id":"MGASA-2021-0226","summary":"Updated libebml packages fix security vulnerabilities","details":"Updated libebml packages fix security vulnerabilities:\n\nHeap use-after-free when parsing malformed file.\n\nA 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 (CVE-2021-3405). \n\nThe mkvtoolnix, libmatroska packages have been rebuilt for the\nupdated libebml.\n","modified":"2026-04-16T04:42:25.065592137Z","published":"2021-06-08T14:33:02Z","upstream":["CVE-2021-3405"],"references":[{"type":"ADVISORY","url":"https://advisories.mageia.org/MGASA-2021-0226.html"},{"type":"REPORT","url":"https://bugs.mageia.org/show_bug.cgi?id=28278"},{"type":"WEB","url":"https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/thread/7COLX6WFFOI3RIOY2IOXWASU3QKAOWKO/"},{"type":"WEB","url":"https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/thread/JNHQI6MDOECJ2HT5GCLEX2DMJFEOWPW7/"},{"type":"WEB","url":"https://www.debian.org/lts/security/2021/dla-2629"}],"affected":[{"package":{"name":"libebml","ecosystem":"Mageia:7","purl":"pkg:rpm/mageia/libebml?arch=source&distro=mageia-7"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"1.4.2-1.mga7"}]}],"ecosystem_specific":{"section":"core"},"database_specific":{"source":"https://advisories.mageia.org/MGASA-2021-0226.json"}},{"package":{"name":"mkvtoolnix","ecosystem":"Mageia:7","purl":"pkg:rpm/mageia/mkvtoolnix?arch=source&distro=mageia-7"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"32.0.0-2.1.mga7"}]}],"ecosystem_specific":{"section":"core"},"database_specific":{"source":"https://advisories.mageia.org/MGASA-2021-0226.json"}},{"package":{"name":"libmatroska","ecosystem":"Mageia:7","purl":"pkg:rpm/mageia/libmatroska?arch=source&distro=mageia-7"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"1.5.0-2.1.mga7"}]}],"ecosystem_specific":{"section":"core"},"database_specific":{"source":"https://advisories.mageia.org/MGASA-2021-0226.json"}}],"schema_version":"1.7.5","credits":[{"name":"Mageia","contact":["https://wiki.mageia.org/en/Packages_Security_Team"],"type":"COORDINATOR"}]}