{"id":"CVE-2013-1917","details":"Xen 3.1 through 4.x, when running 64-bit hosts on Intel CPUs, does not clear the NT flag when using an IRET after a SYSENTER instruction, which allows PV guest users to cause a denial of service (hypervisor crash) by triggering a #GP fault, which is not properly handled by another IRET instruction.","modified":"2026-02-04T04:31:39.021691Z","published":"2013-05-13T23:55:01Z","related":["openSUSE-SU-2024:10196-1"],"references":[{"type":"ADVISORY","url":"http://secunia.com/advisories/55082"},{"type":"ADVISORY","url":"http://security.gentoo.org/glsa/glsa-201309-24.xml"},{"type":"ADVISORY","url":"http://www.debian.org/security/2012/dsa-2662"},{"type":"WEB","url":"http://lists.fedoraproject.org/pipermail/package-announce/2013-May/104537.html"},{"type":"WEB","url":"http://lists.opensuse.org/opensuse-security-announce/2014-03/msg00015.html"},{"type":"WEB","url":"http://lists.opensuse.org/opensuse-security-announce/2014-03/msg00021.html"},{"type":"WEB","url":"http://lists.opensuse.org/opensuse-security-announce/2014-04/msg00000.html"},{"type":"WEB","url":"http://lists.opensuse.org/opensuse-updates/2013-06/msg00049.html"},{"type":"WEB","url":"http://www.openwall.com/lists/oss-security/2013/04/18/8"},{"type":"WEB","url":"http://www.securitytracker.com/id/1028455"}],"schema_version":"1.7.3"}