{"id":"CVE-2018-14612","details":"An issue was discovered in the Linux kernel through 4.17.10. There is an invalid pointer dereference in btrfs_root_node() when mounting a crafted btrfs image, because of a lack of chunk block group mapping validation in btrfs_read_block_groups in fs/btrfs/extent-tree.c, and a lack of empty-tree checks in check_leaf in fs/btrfs/tree-checker.c.","modified":"2026-03-12T22:47:17.585716Z","published":"2018-07-27T04:29:00.377Z","references":[{"type":"WEB","url":"https://usn.ubuntu.com/4118-1/"},{"type":"WEB","url":"https://usn.ubuntu.com/3932-1/"},{"type":"WEB","url":"https://usn.ubuntu.com/4094-1/"},{"type":"WEB","url":"https://lists.debian.org/debian-lts-announce/2019/03/msg00017.html"},{"type":"WEB","url":"https://lists.debian.org/debian-lts-announce/2020/06/msg00011.html"},{"type":"WEB","url":"https://lists.debian.org/debian-lts-announce/2020/06/msg00013.html"},{"type":"WEB","url":"https://usn.ubuntu.com/3932-2/"},{"type":"ADVISORY","url":"http://www.securityfocus.com/bid/104917"},{"type":"REPORT","url":"https://bugzilla.kernel.org/show_bug.cgi?id=199847"},{"type":"FIX","url":"https://patchwork.kernel.org/patch/10503403/"},{"type":"FIX","url":"https://patchwork.kernel.org/patch/10503413/"}],"affected":[{"database_specific":{"source":"https://storage.googleapis.com/osv-test-cve-osv-conversion/osv-output/CVE-2018-14612.json","unresolved_ranges":[{"events":[{"introduced":"0"},{"last_affected":"4.17.10"}]}]}}],"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"}]}