CVE ID:	CVE-2011-2901
Description:	Off-by-one error in the __addr_ok macro in Xen 3.3 and earlier allows local 64 bit PV guest administrators to cause a denial of service (host crash) via unspecified hypercalls that ignore virtual-address bits.
Test IDs:	None available
Cross References:	Common Vulnerability Exposure (CVE) ID: CVE-2011-2901 55082 http://secunia.com/advisories/55082 GLSA-201309-24 http://security.gentoo.org/glsa/glsa-201309-24.xml RHSA-2011:1212 http://rhn.redhat.com/errata/RHSA-2011-1212.html [oss-security] 20110902 Xen Security Advisory 4 (CVE-2011-2901) - Xen 3.3 vaddr validation http://www.openwall.com/lists/oss-security/2011/09/02/2 https://bugzilla.redhat.com/show_bug.cgi?id=728042 https://bugzilla.redhat.com/show_bug.cgi?id=728042