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CVE-2013-0151

Published: 7 March 2013

The do_hvm_op function in xen/arch/x86/hvm/hvm.c in Xen 4.2.x on the x86_32 platform does not prevent HVM_PARAM_NESTEDHVM (aka nested virtualization) operations, which allows guest OS users to cause a denial of service (long-duration page mappings and host OS crash) by leveraging administrative access to an HVM guest in a domain with a large number of VCPUs.

Notes

AuthorNote
mdeslaur
This is XSA-34
Only Xen version 4.2.x is vulnerable.

Priority

Medium

Status

Package Release Status
xen
Launchpad, Ubuntu, Debian
hardy Does not exist

lucid Does not exist

oneiric Not vulnerable

precise Not vulnerable

quantal Not vulnerable
(4.1.3-3ubuntu1.2)
upstream Needs triage

Binaries built from this source package are in Universe and so are supported by the community.
xen-3.1
Launchpad, Ubuntu, Debian
hardy Not vulnerable

lucid Does not exist

oneiric Does not exist

precise Does not exist

quantal Does not exist

upstream Not vulnerable

Binaries built from this source package are in Universe and so are supported by the community.
xen-3.2
Launchpad, Ubuntu, Debian
hardy Not vulnerable

lucid Does not exist

oneiric Does not exist

precise Does not exist

quantal Does not exist

upstream Not vulnerable

Binaries built from this source package are in Universe and so are supported by the community.
xen-3.3
Launchpad, Ubuntu, Debian
hardy Does not exist

lucid Not vulnerable

oneiric Does not exist

precise Does not exist

quantal Does not exist

upstream Not vulnerable

Binaries built from this source package are in Universe and so are supported by the community.