CVE Reference: CVE-2012-2934

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Original Page at CVE MITRE:
CVE-2012-2934

Description:
Xen 4.0, and 4.1, when running a 64-bit PV guest on "older" AMD CPUs, does not properly protect against a certain AMD processor bug, which allows local guest OS users to cause a denial of service (host hang) via sequential execution of instructions across a non-canonical boundary, a different vulnerability than CVE-2012-0217.

CVE Status:
Candidate

References:

SUSE
  http://lists.opensuse.org/opensuse-security-announce/2012-11/msg00017.html
  http://lists.opensuse.org/opensuse-security-announce/2012-11/msg00018.html

SAID
  Secunia Advisory: SA51413
  Secunia Advisory: SA55082

MLIST
  http://lists.xen.org/archives/html/xen-announce/2012-06/msg00002.html

MISC
  http://support.amd.com/us/Processor_TechDocs/25759.pdf

GENTOO
  http://security.gentoo.org/glsa/glsa-201309-24.xml

DEBIAN
  http://www.debian.org/security/2012/dsa-2501

BID
  53961


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