CVE Database›Document archive›CVE-2014-3645

CVE-2014-3645

kernel: kvm: vmx: invept vm exit not handled

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Severity

Moderate

Red Hat Product Security

4.7

CVSS 2.0

Review impact separately from score.

Published · October 21, 2014

Updated · June 27, 2026

Description

It was found that the Linux kernel's KVM subsystem did not handle the VM exits gracefully for the invept (Invalidate Translations Derived from EPT) instructions. On hosts with an Intel processor and invept VM exit support, an unprivileged guest user could use these instructions to crash the guest.

Statement

This issue does affects the Linux kernel packages as shipped with Red Hat Enterprise Linux 6 and 7. Future updates may address this issue in the respective Red Hat Enterprise Linux releases.

This issue does affect the kvm packages as shipped with Red Hat Enterprise Linux 5.

Red Hat Enterprise Linux 5 is now in Production 3 Phase of the support and maintenance life cycle. This has been rated as having Moderate security impact and is not currently planned to be addressed in future updates. For additional information, refer to the Red Hat Enterprise Linux Life Cycle: https://access.redhat.com/support/policy/updates/errata/.

CVSS score applicability

The CVSS score(s) listed for this vulnerability do not reflect the associated product's status, and are included for informational purposes to better understand the severity of this vulnerability.

Mitigation

No mitigation is specified in collected source.

CVSS / CWE

CVSS 2.0 · 4.7
AV:L/AC:M/Au:N/C:N/I:N/A:C

CWE-248 · Uncaught Exception