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CVE Database

CVE-2010-2938

Impact: Moderate
Public: 2010-09-29
Bugzilla: 620490: CVE-2010-2938 kernel: guest crashes on non-EPT machines may crash the host as well
IAVA: 2011-A-0147

Details

The MITRE CVE dictionary describes this issue as:

arch/x86/hvm/vmx/vmcs.c in the virtual-machine control structure (VMCS) implementation in the Linux kernel 2.6.18 on Red Hat Enterprise Linux (RHEL) 5, when an Intel platform without Extended Page Tables (EPT) functionality is used, accesses VMCS fields without verifying hardware support for these fields, which allows local users to cause a denial of service (host OS crash) by requesting a VMCS dump for a fully virtualized Xen guest.

Find out more about CVE-2010-2938 from the MITRE CVE dictionary and NIST NVD.

CVSS v2 metrics

Base Score: 5.5
Base Metrics: AV:A/AC:L/Au:S/C:N/I:N/A:C
Access Vector: Adjacent Network
Access Complexity: Low
Authentication: Single Instance
Confidentiality Impact: None
Integrity Impact: None
Availability Impact: Complete

Find out more about Red Hat support for the Common Vulnerability Scoring System (CVSS).

Red Hat security errata

Platform Errata Release Date
Red Hat Enterprise Linux version 5 (kernel) RHSA-2010:0723 September 29, 2010

External References

This page is generated automatically and has not been checked for errors or omissions.

For clarification or corrections please contact the Red Hat Security Response Team.