The HVMOP_pagetable_dying hypercall in Xen 4.0, 4.1, and 4.2 does not properly check the pagetable state when running on shadow pagetables, which allows a local HVM guest OS to cause a denial of service (hypervisor crash) via unspecified vectors.
Advisories
Source ID Title
Debian DSA Debian DSA DSA-2582-1 xen security update
EUVD EUVD EUVD-2012-4466 The HVMOP_pagetable_dying hypercall in Xen 4.0, 4.1, and 4.2 does not properly check the pagetable state when running on shadow pagetables, which allows a local HVM guest OS to cause a denial of service (hypervisor crash) via unspecified vectors.
Fixes

Solution

No solution given by the vendor.


Workaround

No workaround given by the vendor.

History

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Projects

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cve-icon MITRE

Status: PUBLISHED

Assigner: redhat

Published:

Updated: 2024-08-06T20:42:54.821Z

Reserved: 2012-08-21T00:00:00

Link: CVE-2012-4538

cve-icon Vulnrichment

No data.

cve-icon NVD

Status : Deferred

Published: 2012-11-24T20:55:03.603

Modified: 2025-04-11T00:51:21.963

Link: CVE-2012-4538

cve-icon Redhat

Severity : Moderate

Publid Date: 2012-11-13T00:00:00Z

Links: CVE-2012-4538 - Bugzilla

cve-icon OpenCVE Enrichment

No data.

Weaknesses