Description
The acceleration support for the "REP MOVS" instruction in Xen 4.4.x, 3.2.x, and earlier lacks properly bounds checking for memory mapped I/O (MMIO) emulated in the hypervisor, which allows local HVM guests to cause a denial of service (host crash) via unspecified vectors.
Published: 2014-12-01
Score: 4.9 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-3140-1 xen security update
EUVD EUVD EUVD-2014-8697 The acceleration support for the "REP MOVS" instruction in Xen 4.4.x, 3.2.x, and earlier lacks properly bounds checking for memory mapped I/O (MMIO) emulated in the hypervisor, which allows local HVM guests to cause a denial of service (host crash) via unspecified vectors.
History

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Subscriptions

Debian Debian Linux
Opensuse Opensuse
Redhat Enterprise Linux Enterprise Linux Desktop
Xen Xen
cve-icon MITRE

Status: PUBLISHED

Assigner: mitre

Published:

Updated: 2024-08-06T13:26:02.892Z

Reserved: 2014-11-14T00:00:00.000Z

Link: CVE-2014-8867

cve-icon Vulnrichment

No data.

cve-icon NVD

Status : Modified

Published: 2014-12-01T15:59:09.780

Modified: 2026-05-06T22:30:45.220

Link: CVE-2014-8867

cve-icon Redhat

Severity : Important

Publid Date: 2014-11-27T00:00:00Z

Links: CVE-2014-8867 - Bugzilla

cve-icon OpenCVE Enrichment

No data.

Weaknesses