{"id":"CVE-2018-19963","details":"An issue was discovered in Xen 4.11 allowing HVM guest OS users to cause a denial of service (host OS crash) or possibly gain host OS privileges because x86 IOREQ server resource accounting (for external emulators) was mishandled.","modified":"2026-03-12T22:49:36.260030Z","published":"2018-12-08T04:29:00.327Z","related":["SUSE-SU-2019:0003-1","openSUSE-SU-2024:11520-1"],"references":[{"type":"ADVISORY","url":"http://www.securityfocus.com/bid/106182"},{"type":"FIX","url":"https://xenbits.xen.org/xsa/advisory-276.html"}],"affected":[{"database_specific":{"source":"https://storage.googleapis.com/osv-test-cve-osv-conversion/osv-output/CVE-2018-19963.json","unresolved_ranges":[{"events":[{"introduced":"0"},{"last_affected":"4.11.0"}]}]}}],"schema_version":"1.7.5","severity":[{"type":"CVSS_V3","score":"CVSS:3.0/AV:L/AC:H/PR:L/UI:N/S:C/C:H/I:H/A:H"}]}