Description
The fbld instruction emulation in Xen 3.3.x through 4.3.x does not use the correct variable for the source effective address, which allows local HVM guests to obtain hypervisor stack information by reading the values used by the instruction.
Published: 2013-10-01
Score: 2.1 Low
EPSS: < 1% Very Low
KEV: No
Impact: n/a
Action: n/a
AI Analysis

No analysis available yet.

Remediation

No remediation available yet.

Tracking

Sign in to view the affected projects.

Advisories
Source ID Title
Debian DSA Debian DSA DSA-3006-1 xen security update
EUVD EUVD EUVD-2013-4245 The fbld instruction emulation in Xen 3.3.x through 4.3.x does not use the correct variable for the source effective address, which allows local HVM guests to obtain hypervisor stack information by reading the values used by the instruction.
History

No history.

cve-icon MITRE

Status: PUBLISHED

Assigner: redhat

Published:

Updated: 2024-08-06T16:38:01.876Z

Reserved: 2013-06-12T00:00:00.000Z

Link: CVE-2013-4361

cve-icon Vulnrichment

No data.

cve-icon NVD

Status : Deferred

Published: 2013-10-01T17:55:03.570

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

Link: CVE-2013-4361

cve-icon Redhat

Severity : Low

Publid Date: 2013-09-30T00:00:00Z

Links: CVE-2013-4361 - Bugzilla

cve-icon OpenCVE Enrichment

No data.

Weaknesses