{"id":"CVE-2019-17346","details":"An issue was discovered in Xen through 4.11.x allowing x86 PV guest OS users to cause a denial of service or gain privileges because of an incompatibility between Process Context Identifiers (PCID) and TLB flushes.","modified":"2026-03-14T09:32:11.950432Z","published":"2019-10-08T01:15:10.830Z","related":["SUSE-RU-2019:2767-1","SUSE-SU-2019:14199-1","SUSE-SU-2019:2753-1","SUSE-SU-2019:2769-1","SUSE-SU-2019:2783-1"],"references":[{"type":"ADVISORY","url":"https://seclists.org/bugtraq/2020/Jan/21"},{"type":"ADVISORY","url":"https://www.debian.org/security/2020/dsa-4602"},{"type":"ADVISORY","url":"https://xenbits.xen.org/xsa/advisory-292.html"},{"type":"FIX","url":"http://xenbits.xen.org/xsa/advisory-292.html"},{"type":"ARTICLE","url":"http://www.openwall.com/lists/oss-security/2019/10/25/5"}],"affected":[{"database_specific":{"source":"https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2019-17346.json","unresolved_ranges":[{"events":[{"introduced":"0"},{"last_affected":"4.11.2"}]},{"events":[{"introduced":"0"},{"last_affected":"9.0"}]},{"events":[{"introduced":"0"},{"last_affected":"10.0"}]}]}}],"schema_version":"1.7.5","severity":[{"type":"CVSS_V3","score":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H"}]}