Description
Xen 4.5.x through 4.7.x do not implement Supervisor Mode Access Prevention (SMAP) whitelisting in 32-bit exception and event delivery, which allows local 32-bit PV guest OS kernels to cause a denial of service (hypervisor and VM crash) by triggering a safety check.
Published: 2016-08-02
Score: 6.2 Medium
EPSS: < 1% Very Low
KEV: No
Impact: n/a
Action: n/a
AI Analysis

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Remediation

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Tracking

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Advisories
Source ID Title
EUVD EUVD EUVD-2016-7189 Xen 4.5.x through 4.7.x do not implement Supervisor Mode Access Prevention (SMAP) whitelisting in 32-bit exception and event delivery, which allows local 32-bit PV guest OS kernels to cause a denial of service (hypervisor and VM crash) by triggering a safety check.
History

No history.

cve-icon MITRE

Status: PUBLISHED

Assigner: mitre

Published:

Updated: 2024-08-06T01:22:20.659Z

Reserved: 2016-07-20T00:00:00.000Z

Link: CVE-2016-6259

cve-icon Vulnrichment

No data.

cve-icon NVD

Status : Modified

Published: 2016-08-02T16:59:09.133

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

Link: CVE-2016-6259

cve-icon Redhat

Severity : Moderate

Publid Date: 2016-07-26T00:00:00Z

Links: CVE-2016-6259 - Bugzilla

cve-icon OpenCVE Enrichment

No data.

Weaknesses