Xen 4.2.x, 4.1.x, and earlier, when the hypervisor is running "under memory pressure" and the Xen Security Module (XSM) is enabled, uses the wrong ordering of operations when extending the per-domain event channel tracking table, which causes a use-after-free and allows local guest kernels to inject arbitrary events and gain privileges via unspecified vectors.
Advisories
Source ID Title
EUVD EUVD EUVD-2013-1914 Xen 4.2.x, 4.1.x, and earlier, when the hypervisor is running "under memory pressure" and the Xen Security Module (XSM) is enabled, uses the wrong ordering of operations when extending the per-domain event channel tracking table, which causes a use-after-free and allows local guest kernels to inject arbitrary events and gain privileges via unspecified vectors.
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: 2024-08-06T15:20:37.149Z

Reserved: 2013-02-19T00:00:00

Link: CVE-2013-1920

cve-icon Vulnrichment

No data.

cve-icon NVD

Status : Deferred

Published: 2013-04-12T22:55:01.210

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

Link: CVE-2013-1920

cve-icon Redhat

Severity : Important

Publid Date: 2013-04-04T00:00:00Z

Links: CVE-2013-1920 - Bugzilla

cve-icon OpenCVE Enrichment

No data.