CVE-2012-4537

Summary

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."

Affected Software

Weaknesses

• n/a

ADP Enrichment

CVE Program Container

Additional References

• http://rhn.redhat.com/errata/RHSA-2012-1540.html
• http://lists.opensuse.org/opensuse-security-announce/2014-04/msg00000.html
• http://secunia.com/advisories/55082
• https://exchange.xforce.ibmcloud.com/vulnerabilities/80024
• http://www.openwall.com/lists/oss-security/2012/11/13/6
• http://secunia.com/advisories/51413
• http://secunia.com/advisories/51200
• http://security.gentoo.org/glsa/glsa-201309-24.xml
• http://www.debian.org/security/2012/dsa-2582
• http://lists.opensuse.org/opensuse-security-announce/2012-11/msg00008.html
• http://lists.xen.org/archives/html/xen-announce/2012-11/msg00005.html
• http://lists.opensuse.org/opensuse-security-announce/2012-11/msg00017.html
• http://secunia.com/advisories/51468
• http://lists.opensuse.org/opensuse-security-announce/2012-11/msg00009.html
• http://lists.opensuse.org/opensuse-security-announce/2014-03/msg00021.html
• http://secunia.com/advisories/51352
• http://secunia.com/advisories/51324
• https://security.gentoo.org/glsa/201604-03
• http://www.securityfocus.com/bid/56498
• http://lists.opensuse.org/opensuse-security-announce/2012-12/msg00001.html
• http://lists.opensuse.org/opensuse-security-announce/2012-11/msg00018.html
• http://osvdb.org/87307
• http://www.securitytracker.com/id?1027761

References

• http://rhn.redhat.com/errata/RHSA-2012-1540.html
• http://lists.opensuse.org/opensuse-security-announce/2014-04/msg00000.html
• http://secunia.com/advisories/55082
• https://exchange.xforce.ibmcloud.com/vulnerabilities/80024
• http://www.openwall.com/lists/oss-security/2012/11/13/6
• http://secunia.com/advisories/51413
• http://secunia.com/advisories/51200
• http://security.gentoo.org/glsa/glsa-201309-24.xml
• http://www.debian.org/security/2012/dsa-2582
• http://lists.opensuse.org/opensuse-security-announce/2012-11/msg00008.html
• http://lists.xen.org/archives/html/xen-announce/2012-11/msg00005.html
• http://lists.opensuse.org/opensuse-security-announce/2012-11/msg00017.html
• http://secunia.com/advisories/51468
• http://lists.opensuse.org/opensuse-security-announce/2012-11/msg00009.html
• http://lists.opensuse.org/opensuse-security-announce/2014-03/msg00021.html
• http://secunia.com/advisories/51352
• http://secunia.com/advisories/51324
• https://security.gentoo.org/glsa/201604-03
• http://www.securityfocus.com/bid/56498
• http://lists.opensuse.org/opensuse-security-announce/2012-12/msg00001.html
• http://lists.opensuse.org/opensuse-security-announce/2012-11/msg00018.html
• http://osvdb.org/87307
• http://www.securitytracker.com/id?1027761

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