{"id":"CVE-2017-18270","details":"In the Linux kernel before 4.13.5, a local user could create keyrings for other users via keyctl commands, setting unwanted defaults or causing a denial of service.","modified":"2026-03-12T22:37:45.894958Z","published":"2018-05-18T16:29:00.307Z","references":[{"type":"WEB","url":"https://support.f5.com/csp/article/K37301725"},{"type":"WEB","url":"https://usn.ubuntu.com/3754-1/"},{"type":"ADVISORY","url":"http://www.securityfocus.com/bid/104254"},{"type":"ADVISORY","url":"https://www.kernel.org/pub/linux/kernel/v4.x/ChangeLog-4.13.5"},{"type":"REPORT","url":"https://bugzilla.redhat.com/show_bug.cgi?id=1580979"},{"type":"REPORT","url":"https://bugzilla.redhat.com/show_bug.cgi?id=1856774#c11"},{"type":"REPORT","url":"https://bugzilla.redhat.com/show_bug.cgi?id=1856774#c9"},{"type":"FIX","url":"http://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=237bbd29f7a049d310d907f4b2716a7feef9abf3"},{"type":"FIX","url":"https://github.com/torvalds/linux/commit/237bbd29f7a049d310d907f4b2716a7feef9abf3"}],"affected":[{"database_specific":{"unresolved_ranges":[{"events":[{"introduced":"0"},{"fixed":"4.13.5"}]}],"source":"https://storage.googleapis.com/osv-test-cve-osv-conversion/osv-output/CVE-2017-18270.json"}}],"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:H/A:H"}]}