CVE-2013-0151

kernel: xen: nested HVM host crash / OOM condition

Published Mar 7, 2013 CVSS 2.0 · 4.6 Medium EPSS < 1% KEV · Not listed
Description
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.

Remediation

No solution or workaround provided in the CVE record

Tracking

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Advisories

Source ID Title
EUVD EUVD EUVD-2013-0194 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.
History

No history.

Weaknesses

Sources

Status
PUBLISHED
Assigner
redhat
Published
Updated
Aug 6, 2024, 2:18 PM
Reserved
Dec 6, 2012, 12:00 AM
Status
Modified
Published
Mar 7, 2013, 5:04 AM
Modified
Jun 16, 2026, 11:48 PM
Severity
Moderate
Public date
Jan 22, 2013, 12:00 AM