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Vulnerability Details : CVE-2012-3496

XENMEM_populate_physmap in Xen 4.0, 4.1, and 4.2, and Citrix XenServer 6.0.2 and earlier, when translating paging mode is not used, allows local PV OS guest kernels to cause a denial of service (BUG triggered and host crash) via invalid flags such as MEMF_populate_on_demand.
Publish Date : 2012-11-23 Last Update Date : 2013-10-10
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- CVSS Scores & Vulnerability Types

CVSS Score
4.7
Confidentiality Impact None (There is no impact to the confidentiality of the system.)
Integrity Impact None (There is no impact to the integrity of the system)
Availability Impact Complete (There is a total shutdown of the affected resource. The attacker can render the resource completely unavailable.)
Access Complexity Medium (The access conditions are somewhat specialized. Some preconditions must be satistified to exploit)
Authentication Not required (Authentication is not required to exploit the vulnerability.)
Gained Access None
Vulnerability Type(s) Denial Of Service
CWE ID 16

- Related OVAL Definitions

Title Definition Id Class Family
DSA-2544-1 xen - denial of service oval:org.mitre.oval:def:17653 unix
OVAL (Open Vulnerability and Assessment Language) definitions define exactly what should be done to verify a vulnerability or a missing patch. Check out the OVAL definitions if you want to learn what you should do to verify a vulnerability.

- Products Affected By CVE-2012-3496

# Product Type Vendor Product Version Update Edition Language
1 Application Citrix Xenserver 6.0.2 Version Details Vulnerabilities
2 OS XEN XEN 4.0.0 Version Details Vulnerabilities
3 OS XEN XEN 4.1.0 Version Details Vulnerabilities
4 OS XEN XEN 4.2.0 Version Details Vulnerabilities

- Number Of Affected Versions By Product

Vendor Product Vulnerable Versions
Citrix Xenserver 1
XEN XEN 3

- References For CVE-2012-3496

http://lists.opensuse.org/opensuse-security-announce/2012-09/msg00003.html
SUSE SUSE-SU-2012:1132
http://lists.opensuse.org/opensuse-security-announce/2012-09/msg00004.html
SUSE SUSE-SU-2012:1133
http://lists.opensuse.org/opensuse-security-announce/2012-09/msg00012.html
SUSE SUSE-SU-2012:1162
http://lists.xen.org/archives/html/xen-announce/2012-09/msg00002.html
MLIST [Xen-announce] 20120905 Xen Security Advisory 14 (CVE-2012-3496) - XENMEM_populate_physmap DoS vulnerability
http://lists.opensuse.org/opensuse-security-announce/2012-11/msg00017.html
SUSE openSUSE-SU-2012:1572
http://lists.opensuse.org/opensuse-security-announce/2012-09/msg00018.html
SUSE openSUSE-SU-2012:1174
http://lists.opensuse.org/opensuse-security-announce/2012-09/msg00017.html
SUSE openSUSE-SU-2012:1172
http://secunia.com/advisories/50530
SECUNIA 50530
http://secunia.com/advisories/50472
SECUNIA 50472
http://www.debian.org/security/2012/dsa-2544
DEBIAN DSA-2544
http://www.osvdb.org/85200
OSVDB 85200
http://wiki.xen.org/wiki/Security_Announcements#XSA-14_XENMEM_populate_physmap_DoS_vulnerability CONFIRM
http://www.openwall.com/lists/oss-security/2012/09/05/7
MLIST [oss-security] 20120905 Xen Security Advisory 14 (CVE-2012-3496) - XENMEM_populate_physmap DoS vulnerability
http://security.gentoo.org/glsa/glsa-201309-24.xml
GENTOO GLSA-201309-24
http://xforce.iss.net/xforce/xfdb/78267
XF xen-xenmempopulatephysmap-dos(78267)
http://www.securityfocus.com/bid/55412
BID 55412 Xen 'XENMEM_populate_physmap' CVE-2012-3496 Denial of Service Vulnerability Release Date:2013-10-01
http://securitytracker.com/id?1027481
SECTRACK 1027481
http://secunia.com/advisories/51413
SECUNIA 51413
http://secunia.com/advisories/55082
SECUNIA 55082
http://support.citrix.com/article/CTX134708 CONFIRM
https://bugzilla.redhat.com/show_bug.cgi?id=854590

- Metasploit Modules Related To CVE-2012-3496

There are not any metasploit modules related to this vulnerability (Please visit www.metasploit.com for more information)


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