Xen 3.4 through 4.2, and possibly earlier versions, does not properly synchronize the p2m and m2p tables when the set_p2m_entry function fails, which allows local HVM guest OS administrators to cause a denial of service (memory consumption and assertion failure), aka "Memory mapping failure DoS vulnerability."
Advisories
Source ID Title
Debian DSA Debian DSA DSA-2582-1 xen security update
EUVD EUVD EUVD-2012-4465 Xen 3.4 through 4.2, and possibly earlier versions, does not properly synchronize the p2m and m2p tables when the set_p2m_entry function fails, which allows local HVM guest OS administrators to cause a denial of service (memory consumption and assertion failure), aka "Memory mapping failure DoS vulnerability."
Fixes

Solution

No solution given by the vendor.


Workaround

No workaround given by the vendor.

History

No history.

cve-icon MITRE

Status: PUBLISHED

Assigner: redhat

Published:

Updated: 2024-08-06T20:42:54.945Z

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

Link: CVE-2012-4537

cve-icon Vulnrichment

No data.

cve-icon NVD

Status : Deferred

Published: 2012-11-21T23:55:02.210

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

Link: CVE-2012-4537

cve-icon Redhat

Severity : Moderate

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

Links: CVE-2012-4537 - Bugzilla

cve-icon OpenCVE Enrichment

No data.