{"id":"CVE-2018-19407","details":"The vcpu_scan_ioapic function in arch/x86/kvm/x86.c in the Linux kernel through 4.19.2 allows local users to cause a denial of service (NULL pointer dereference and BUG) via crafted system calls that reach a situation where ioapic is uninitialized.","modified":"2026-03-15T22:25:52.748149Z","published":"2018-11-21T00:29:01.513Z","related":["SUSE-SU-2019:0148-1","SUSE-SU-2019:0150-1","SUSE-SU-2019:0196-1","SUSE-SU-2019:0222-1","SUSE-SU-2019:0224-1","SUSE-SU-2019:0320-1","SUSE-SU-2019:0541-1","SUSE-SU-2019:1287-1","SUSE-SU-2019:1289-1","SUSE-SU-2019:13937-1","SUSE-SU-2019:13979-1","openSUSE-SU-2019:0065-1"],"references":[{"type":"WEB","url":"https://lists.debian.org/debian-lts-announce/2019/03/msg00017.html"},{"type":"ADVISORY","url":"https://usn.ubuntu.com/3871-5/"},{"type":"ADVISORY","url":"https://usn.ubuntu.com/3872-1/"},{"type":"ADVISORY","url":"https://usn.ubuntu.com/3878-2/"},{"type":"ADVISORY","url":"https://usn.ubuntu.com/3879-1/"},{"type":"ADVISORY","url":"https://usn.ubuntu.com/3879-2/"},{"type":"ADVISORY","url":"https://usn.ubuntu.com/3871-1/"},{"type":"ADVISORY","url":"https://usn.ubuntu.com/3878-1/"},{"type":"ADVISORY","url":"http://www.securityfocus.com/bid/105987"},{"type":"ADVISORY","url":"https://usn.ubuntu.com/3871-3/"},{"type":"ADVISORY","url":"https://usn.ubuntu.com/3871-4/"},{"type":"FIX","url":"https://lkml.org/lkml/2018/11/20/580"}],"affected":[{"database_specific":{"unresolved_ranges":[{"events":[{"introduced":"0"},{"last_affected":"4.19.2"}]},{"events":[{"introduced":"0"},{"last_affected":"14.04"}]},{"events":[{"introduced":"0"},{"last_affected":"16.04"}]},{"events":[{"introduced":"0"},{"last_affected":"18.04"}]},{"events":[{"introduced":"0"},{"last_affected":"18.10"}]}],"source":"https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2018-19407.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:N/A:H"}]}