Vulnerability Details CVE-2012-4537
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."
Exploit prediction scoring system (EPSS) score
EPSS Score 0.001
EPSS Ranking 29.4%
CVSS Severity
CVSS v2 Score 2.1
References
- 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://lists.xen.org/archives/html/xen-announce/2012-11/msg00005.html
- http://osvdb.org/87307
- 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
- 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
- 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://lists.xen.org/archives/html/xen-announce/2012-11/msg00005.html
- http://osvdb.org/87307
- 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
- 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
- https://security.gentoo.org/glsa/201604-03
Products affected by CVE-2012-4537
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cpe:2.3:o:xen:xen:3.4.0
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cpe:2.3:o:xen:xen:3.4.1
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cpe:2.3:o:xen:xen:3.4.2
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cpe:2.3:o:xen:xen:3.4.3
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cpe:2.3:o:xen:xen:3.4.4
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cpe:2.3:o:xen:xen:4.0.0
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cpe:2.3:o:xen:xen:4.0.1
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cpe:2.3:o:xen:xen:4.0.2
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cpe:2.3:o:xen:xen:4.0.3
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cpe:2.3:o:xen:xen:4.0.4
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cpe:2.3:o:xen:xen:4.1.0
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cpe:2.3:o:xen:xen:4.1.1
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cpe:2.3:o:xen:xen:4.1.2
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cpe:2.3:o:xen:xen:4.1.3
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cpe:2.3:o:xen:xen:4.2.0