Lumension® Endpoint Intelligence Center

Intelligence Center » Browse All Vulnerabilities » CVE-2012-4538

Overview

Vulnerability Score 4.9 4.9
CVE Id CVE-2012-4538
Last Modified 05 May 2014 01:14:43
Published 24 Nov 2012 03:55:03
Confidentiality Impact NONE NONE
Integrity Impact NONE NONE
Availability Impact COMPLETE COMPLETE
Access Vector LOCAL
Access Complexity LOW
Authentication NONE

CVE-2012-4538

Summary

The HVMOP_pagetable_dying hypercall in Xen 4.0, 4.1, and 4.2 does not properly check the pagetable state when running on shadow pagetables, which allows a local HVM guest OS to cause a denial of service (hypervisor crash) via unspecified vectors.

Vulnerable Systems

Operating System

  • Xen 4.0.0

  • Xen 4.1.0

  • Xen 4.2.0


References

XF - xen-hvmop-dos(80025)

SECTRACK - 1027762

MLIST - [oss-security] 20121113 Xen Security Advisory 23 (CVE-2012-4538) - Unhooking empty PAE entries DoS vulnerability

OSVDB - 87306

MLIST - [Xen-announce] 20121113 Xen Security Advisory 23 (CVE-2012-4538) - Unhooking empty PAE entries DoS vulnerability

DEBIAN - DSA-2582

SECUNIA - 51468

SUSE - SUSE-SU-2012:1615

SUSE - openSUSE-SU-2012:1572

SUSE - SUSE-SU-2012:1487

SUSE - SUSE-SU-2012:1486

BID - 56498

SECUNIA - 51200

SECUNIA - 51413

SECUNIA - 51352

SECUNIA - 51324

GENTOO - GLSA-201309-24

SECUNIA - 55082

SUSE - SUSE-SU-2014:0446

SUSE - openSUSE-SU-2012:1573

Related Patches

Novell SUSE 2012:7015 libvirt-201211 security update for SLE 11 SP2 i586

Novell SUSE 2012:7015 libvirt-201211 security update for SLE 11 SP2 x86_64

Novell SUSE 2012:7018 xen-201211 security update for SLE 11 SP2 i586

Novell SUSE 2012:7018 xen-201211 security update for SLE 11 SP2 x86_64

Novell SUSE 2012:7081 vminstall-201211 recommended update for SLE 11 SP2 i586

Novell SUSE 2012:7081 vminstall-201211 recommended update for SLE 11 SP2 x86_64

Novell SUSE 2012:7133 xen security update for SLE 11 SP2 x86_64

Novell SUSE 2012:8359 xen-201211 security update for SLE 10 SP4 i586

Novell SUSE 2012:8359 xen-201211 security update for SLE 10 SP4 x86_64


Last Updated: 27 May 2016 11:05:09