CVE ID:	CVE-2012-5515
Description:	The (1) XENMEM_decrease_reservation, (2) XENMEM_populate_physmap, and (3) XENMEM_exchange hypercalls in Xen 4.2 and earlier allow local guest administrators to cause a denial of service (long loop and hang) via a crafted extent_order value.
Test IDs:	1.3.6.1.4.1.25623.1.1.4.2012.1606.1   1.3.6.1.4.1.25623.1.1.4.2012.1615.1   1.3.6.1.4.1.25623.1.1.4.2015.0940.1
Cross References:	Common Vulnerability Exposure (CVE) ID: CVE-2012-5515 51397 http://secunia.com/advisories/51397 51468 http://secunia.com/advisories/51468 51486 http://secunia.com/advisories/51486 51487 http://secunia.com/advisories/51487 51495 http://secunia.com/advisories/51495 55082 http://secunia.com/advisories/55082 56798 http://www.securityfocus.com/bid/56798 88127 http://www.osvdb.org/88127 DSA-2582 http://www.debian.org/security/2012/dsa-2582 GLSA-201309-24 http://security.gentoo.org/glsa/glsa-201309-24.xml SUSE-SU-2012:1606 http://lists.opensuse.org/opensuse-security-announce/2012-12/msg00000.html SUSE-SU-2012:1615 http://lists.opensuse.org/opensuse-security-announce/2012-12/msg00001.html SUSE-SU-2014:0446 http://lists.opensuse.org/opensuse-security-announce/2014-03/msg00021.html SUSE-SU-2014:0470 http://lists.opensuse.org/opensuse-security-announce/2014-04/msg00000.html [Xen-announce] 20121203 Xen Security Advisory 31 (CVE-2012-5515) - Several memory hypercall operations allow invalid extent order values http://lists.xen.org/archives/html/xen-announce/2012-12/msg00001.html [oss-security] 20121203 Xen Security Advisory 31 (CVE-2012-5515) - Several memory hypercall operations allow invalid extent order values http://www.openwall.com/lists/oss-security/2012/12/03/9 http://support.citrix.com/article/CTX135777 http://support.citrix.com/article/CTX135777 openSUSE-SU-2012:1685 http://lists.opensuse.org/opensuse-security-announce/2012-12/msg00018.html openSUSE-SU-2012:1687 http://lists.opensuse.org/opensuse-security-announce/2012-12/msg00019.html openSUSE-SU-2013:0133 http://lists.opensuse.org/opensuse-security-announce/2013-01/msg00011.html openSUSE-SU-2013:0636 http://lists.opensuse.org/opensuse-updates/2013-04/msg00051.html openSUSE-SU-2013:0637 http://lists.opensuse.org/opensuse-updates/2013-04/msg00052.html xen-extentorder-dos(80479) https://exchange.xforce.ibmcloud.com/vulnerabilities/80479