CVE-2017-15594

xen: x86: Incorrect handling of IST settings during CPU hotplug (XSA-244)

Published Oct 18, 2017 CVSS 3.0 · 8.8 High EPSS < 1% KEV · Not listed
Description
An issue was discovered in Xen through 4.9.x allowing x86 SVM PV guest OS users to cause a denial of service (hypervisor crash) or gain privileges because IDT settings are mishandled during CPU hotplugging.

Analysis

No analysis available yet

Remediation

No remediation available yet

Tracking

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Advisories

Source ID Title
Debian DLA Debian DLA DLA-1559-1 xen security update
Debian DSA Debian DSA DSA-4050-1 xen security update
EUVD EUVD EUVD-2017-7046 An issue was discovered in Xen through 4.9.x allowing x86 SVM PV guest OS users to cause a denial of service (hypervisor crash) or gain privileges because IDT settings are mishandled during CPU hotplugging.
History

No history.

Weaknesses

Sources

Status
PUBLISHED
Assigner
mitre
Published
Updated
Aug 5, 2024, 7:57 PM
Reserved
Oct 18, 2017, 12:00 AM
Status
Modified
Published
Oct 18, 2017, 8:29 AM
Modified
Jun 17, 2026, 1:07 AM
Severity
Important
Public date
Oct 12, 2017, 12:00 AM