CVE-2013-1935

kernel: kvm: pv_eoi guest updates with interrupts disabled

Published Jul 16, 2013 CVSS 2.0 · 5.7 Medium EPSS < 1% KEV · Not listed
Description
A certain Red Hat patch to the KVM subsystem in the kernel package before 2.6.32-358.11.1.el6 on Red Hat Enterprise Linux (RHEL) 6 does not properly implement the PV EOI feature, which allows guest OS users to cause a denial of service (host OS crash) by leveraging a time window during which interrupts are disabled but copy_to_user function calls are possible.

Remediation

No solution or workaround provided in the CVE record

Tracking

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Advisories

Source ID Title
EUVD EUVD EUVD-2013-1928 A certain Red Hat patch to the KVM subsystem in the kernel package before 2.6.32-358.11.1.el6 on Red Hat Enterprise Linux (RHEL) 6 does not properly implement the PV EOI feature, which allows guest OS users to cause a denial of service (host OS crash) by leveraging a time window during which interrupts are disabled but copy_to_user function calls are possible.
History

No history.

Weaknesses

Sources

Status
PUBLISHED
Assigner
redhat
Published
Updated
Aug 6, 2024, 3:20 PM
Reserved
Feb 19, 2013, 12:00 AM
Status
Modified
Published
Jul 16, 2013, 2:08 PM
Modified
Jun 16, 2026, 11:52 PM
Severity
Important
Public date
Jun 10, 2013, 12:00 AM