{"id":"CVE-2017-12193","details":"The assoc_array_insert_into_terminal_node function in lib/assoc_array.c in the Linux kernel before 4.13.11 mishandles node splitting, which allows local users to cause a denial of service (NULL pointer dereference and panic) via a crafted application, as demonstrated by the keyring key type, and key addition and link creation operations.","modified":"2026-04-16T06:16:47.995100261Z","published":"2017-11-22T18:29:00.553Z","related":["SUSE-SU-2017:3210-1","SUSE-SU-2017:3249-1","SUSE-SU-2017:3398-1","SUSE-SU-2017:3410-1","SUSE-SU-2018:0213-1"],"references":[{"type":"WEB","url":"https://usn.ubuntu.com/3698-1/"},{"type":"WEB","url":"https://usn.ubuntu.com/3698-2/"},{"type":"ADVISORY","url":"http://www.securityfocus.com/bid/101678"},{"type":"ADVISORY","url":"https://access.redhat.com/errata/RHSA-2018:0151"},{"type":"REPORT","url":"https://bugzilla.redhat.com/show_bug.cgi?id=1501215"},{"type":"REPORT","url":"http://www.kernel.org/pub/linux/kernel/v4.x/ChangeLog-4.13.11"},{"type":"FIX","url":"https://github.com/torvalds/linux/commit/ea6789980fdaa610d7eb63602c746bf6ec70cd2b"},{"type":"FIX","url":"http://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=ea6789980fdaa610d7eb63602c746bf6ec70cd2b"}],"affected":[{"database_specific":{"source":"https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2017-12193.json","unresolved_ranges":[{"events":[{"introduced":"0"},{"fixed":"4.13.11"}]}]}}],"schema_version":"1.7.5","severity":[{"type":"CVSS_V3","score":"CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H"}]}