Description
The guest_physmap_mark_populate_on_demand function in Xen 4.2 and earlier does not properly unlock the subject GFNs when checking if they are in use, which allows local guest HVM administrators to cause a denial of service (hang) via unspecified vectors.
Published: 2012-12-13
Score: 4.7 Medium
EPSS: < 1% Very Low
KEV: No
Impact: n/a
Action: n/a
AI Analysis

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Remediation

No vendor fix or workaround currently provided.

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Tracking

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Advisories
Source ID Title
Debian DSA Debian DSA DSA-2582-1 xen security update
EUVD EUVD EUVD-2012-5406 The guest_physmap_mark_populate_on_demand function in Xen 4.2 and earlier does not properly unlock the subject GFNs when checking if they are in use, which allows local guest HVM administrators to cause a denial of service (hang) via unspecified vectors.
History

No history.

cve-icon MITRE

Status: PUBLISHED

Assigner: redhat

Published:

Updated: 2024-08-06T21:05:47.237Z

Reserved: 2012-10-24T00:00:00.000Z

Link: CVE-2012-5514

cve-icon Vulnrichment

No data.

cve-icon NVD

Status : Modified

Published: 2012-12-13T11:53:49.040

Modified: 2026-04-29T01:13:23.040

Link: CVE-2012-5514

cve-icon Redhat

Severity : Moderate

Publid Date: 2012-12-03T00:00:00Z

Links: CVE-2012-5514 - Bugzilla

cve-icon OpenCVE Enrichment

No data.

Weaknesses