CVE-2012-4537
Dashboard / Vulnerabilities / CVE-2012-4537
Summary:
Details: Xen 3.4 through 4.2, and possibly earlier versions, does not properly synchronize the p2m and m2p tables when the set_p2m_entry function fails, which allows local HVM guest OS administrators to cause a denial of service (memory consumption and assertion failure), aka "Memory mapping failure DoS vulnerability."
References: http://lists.xen.org/archives/html/xen-announce/2012-11/msg00005.html, http://rhn.redhat.com/errata/RHSA-2012-1540.html, http://secunia.com/advisories/51200, http://secunia.com/advisories/51324, http://secunia.com/advisories/51352, http://secunia.com/advisories/51413, http://secunia.com/advisories/51468, http://secunia.com/advisories/55082, http://security.gentoo.org/glsa/glsa-201309-24.xml, http://www.debian.org/security/2012/dsa-2582, https://security.gentoo.org/glsa/201604-03, http://lists.opensuse.org/opensuse-security-announce/2012-11/msg00008.html, http://lists.opensuse.org/opensuse-security-announce/2012-11/msg00009.html, http://lists.opensuse.org/opensuse-security-announce/2012-11/msg00017.html, http://lists.opensuse.org/opensuse-security-announce/2012-11/msg00018.html, http://lists.opensuse.org/opensuse-security-announce/2012-12/msg00001.html, http://lists.opensuse.org/opensuse-security-announce/2014-03/msg00021.html, http://lists.opensuse.org/opensuse-security-announce/2014-04/msg00000.html, http://osvdb.org/87307, http://www.openwall.com/lists/oss-security/2012/11/13/6, http://www.securityfocus.com/bid/56498, http://www.securitytracker.com/id?1027761, https://exchange.xforce.ibmcloud.com/vulnerabilities/80024
