{"id":"CVE-2018-14617","details":"An issue was discovered in the Linux kernel through 4.17.10. There is a NULL pointer dereference and panic in hfsplus_lookup() in fs/hfsplus/dir.c when opening a file (that is purportedly a hard link) in an hfs+ filesystem that has malformed catalog data, and is mounted read-only without a metadata directory.","modified":"2026-03-15T22:19:05.602172Z","published":"2018-07-27T04:29:00.627Z","related":["SUSE-SU-2018:2879-1","SUSE-SU-2018:2908-1","SUSE-SU-2018:2908-2","SUSE-SU-2018:2980-1","SUSE-SU-2018:2981-1","SUSE-SU-2018:3003-1","SUSE-SU-2018:3004-1","SUSE-SU-2018:3083-1","SUSE-SU-2018:3084-1","SUSE-SU-2018:3088-1","SUSE-SU-2018:3618-1","SUSE-SU-2018:3659-1","SUSE-SU-2018:3961-1","SUSE-SU-2019:0095-1"],"references":[{"type":"WEB","url":"https://usn.ubuntu.com/4118-1/"},{"type":"WEB","url":"https://usn.ubuntu.com/4094-1/"},{"type":"ADVISORY","url":"https://usn.ubuntu.com/3821-1/"},{"type":"ADVISORY","url":"https://usn.ubuntu.com/3821-2/"},{"type":"ADVISORY","url":"http://www.securityfocus.com/bid/104917"},{"type":"ADVISORY","url":"https://www.debian.org/security/2018/dsa-4308"},{"type":"ADVISORY","url":"https://lists.debian.org/debian-lts-announce/2018/10/msg00003.html"},{"type":"REPORT","url":"https://bugzilla.kernel.org/show_bug.cgi?id=200297"},{"type":"FIX","url":"https://www.spinics.net/lists/linux-fsdevel/msg130021.html"}],"affected":[{"database_specific":{"source":"https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2018-14617.json","unresolved_ranges":[{"events":[{"introduced":"0"},{"last_affected":"4.17.10"}]},{"events":[{"introduced":"0"},{"last_affected":"8.0"}]},{"events":[{"introduced":"0"},{"last_affected":"9.0"}]},{"events":[{"introduced":"0"},{"last_affected":"14.04"}]},{"events":[{"introduced":"0"},{"last_affected":"16.04"}]}]}}],"schema_version":"1.7.5","severity":[{"type":"CVSS_V3","score":"CVSS:3.0/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H"}]}