CVE - CVE-2013-1917

CVE-ID
CVE-2013-1917	Learn more at National Vulnerability Database (NVD) • CVSS Severity Rating • Fix Information • Vulnerable Software Versions • SCAP Mappings • CPE Information
Description
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.
References
Note: References are provided for the convenience of the reader to help distinguish between vulnerabilities. The list is not intended to be complete.
MISC:1028455 URL:http://www.securitytracker.com/id/1028455 MISC:55082 URL:http://secunia.com/advisories/55082 MISC:DSA-2662 URL:http://www.debian.org/security/2012/dsa-2662 MISC:FEDORA-2013-6723 URL:http://lists.fedoraproject.org/pipermail/package-announce/2013-May/104537.html MISC:GLSA-201309-24 URL:http://security.gentoo.org/glsa/glsa-201309-24.xml MISC:SUSE-SU-2014:0411 URL:http://lists.opensuse.org/opensuse-security-announce/2014-03/msg00015.html MISC:SUSE-SU-2014:0446 URL:http://lists.opensuse.org/opensuse-security-announce/2014-03/msg00021.html MISC:SUSE-SU-2014:0470 URL:http://lists.opensuse.org/opensuse-security-announce/2014-04/msg00000.html MISC:[oss-security] 20130418 Xen Security Advisory 44 (CVE-2013-1917) - Xen PV DoS vulnerability with SYSENTER URL:http://www.openwall.com/lists/oss-security/2013/04/18/8 MISC:openSUSE-SU-2013:0912 URL:http://lists.opensuse.org/opensuse-updates/2013-06/msg00049.html
Assigning CNA
Red Hat, Inc.
Date Record Created
20130219	Disclaimer: The record creation date may reflect when the CVE ID was allocated or reserved, and does not necessarily indicate when this vulnerability was discovered, shared with the affected vendor, publicly disclosed, or updated in CVE.
Phase (Legacy)
Assigned (20130219)
Votes (Legacy)

Comments (Legacy)

Proposed (Legacy)
N/A
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