{"id":"CVE-2019-12874","details":"An issue was discovered in zlib_decompress_extra in modules/demux/mkv/util.cpp in VideoLAN VLC media player 3.x through 3.0.7. The Matroska demuxer, while parsing a malformed MKV file type, has a double free.","modified":"2026-04-02T01:38:29.259851Z","published":"2019-06-18T18:15:11.107Z","related":["openSUSE-SU-2019:1840-1","openSUSE-SU-2019:1897-1","openSUSE-SU-2019:1909-1","openSUSE-SU-2019:2015-1"],"references":[{"type":"WEB","url":"http://lists.opensuse.org/opensuse-security-announce/2019-08/msg00040.html"},{"type":"WEB","url":"http://lists.opensuse.org/opensuse-security-announce/2019-08/msg00081.html"},{"type":"WEB","url":"http://www.securityfocus.com/bid/108882"},{"type":"WEB","url":"https://usn.ubuntu.com/4074-1/"},{"type":"WEB","url":"http://git.videolan.org/?p=vlc.git%3Ba=commit%3Bh=81023659c7de5ac2637b4a879195efef50846102"},{"type":"WEB","url":"http://lists.opensuse.org/opensuse-security-announce/2019-08/msg00005.html"},{"type":"WEB","url":"http://lists.opensuse.org/opensuse-security-announce/2019-08/msg00037.html"},{"type":"ADVISORY","url":"https://security.gentoo.org/glsa/201908-23"}],"affected":[{"ranges":[{"type":"GIT","repo":"https://github.com/videolan/vlc-3.0","events":[{"introduced":"8d432b090e08f141ce9156dc728afbed4636301b"},{"last_affected":"86cee310996569c2ee419a457107141ac472536b"}],"database_specific":{"versions":[{"introduced":"3.0.0"},{"last_affected":"3.0.7"}]}}],"versions":["3.0.0","3.0.0-1","3.0.0-2","3.0.0-git","3.0.0-rc1","3.0.0-rc2","3.0.0-rc3","3.0.0-rc4","3.0.0-rc5","3.0.0-rc6","3.0.0-rc7","3.0.0-rc8","3.0.0.1","3.0.1","3.0.2","3.0.3","3.0.3-1","3.0.4","3.0.5","3.0.5-1","3.0.5-2","3.0.6","3.0.7"],"database_specific":{"source":"https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2019-12874.json"}}],"schema_version":"1.7.5","severity":[{"type":"CVSS_V3","score":"CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H"}]}