{"id":"CVE-2016-7154","details":"Use-after-free vulnerability in the FIFO event channel code in Xen 4.4.x allows local guest OS administrators to cause a denial of service (host crash) and possibly execute arbitrary code or obtain sensitive information via an invalid guest frame number.","modified":"2026-03-12T22:25:36.143296Z","published":"2016-09-21T14:25:27.160Z","related":["SUSE-SU-2016:2507-1","SUSE-SU-2016:2533-1"],"references":[{"type":"WEB","url":"http://www.oracle.com/technetwork/topics/security/ovmbulletinjul2016-3090546.html"},{"type":"WEB","url":"http://www.c7zero.info/stuff/csw2017_ExploringYourSystemDeeper_updated.pdf"},{"type":"ADVISORY","url":"http://www.securityfocus.com/bid/92863"},{"type":"ADVISORY","url":"http://www.securitytracker.com/id/1036754"},{"type":"ADVISORY","url":"http://support.citrix.com/article/CTX216071"},{"type":"ADVISORY","url":"http://www.debian.org/security/2016/dsa-3663"},{"type":"FIX","url":"http://xenbits.xen.org/xsa/advisory-188.html"},{"type":"FIX","url":"http://xenbits.xen.org/xsa/xsa188.patch"}],"affected":[{"database_specific":{"unresolved_ranges":[{"events":[{"introduced":"0"},{"last_affected":"4.4.0"}]},{"events":[{"introduced":"0"},{"last_affected":"4.4.1"}]},{"events":[{"introduced":"0"},{"last_affected":"4.4.2"}]},{"events":[{"introduced":"0"},{"last_affected":"4.4.3"}]},{"events":[{"introduced":"0"},{"last_affected":"4.4.4"}]}],"source":"https://storage.googleapis.com/osv-test-cve-osv-conversion/osv-output/CVE-2016-7154.json"}}],"schema_version":"1.7.5","severity":[{"type":"CVSS_V3","score":"CVSS:3.0/AV:L/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H"}]}