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CVE Database

CVE-2012-5510

Impact: Moderate
Public: 2012-12-03
Bugzilla: 877358: CVE-2012-5510 kernel: xen: Grant table version switch list corruption vulnerability

Details

The MITRE CVE dictionary describes this issue as:

Xen 4.x, when downgrading the grant table version, does not properly remove the status page from the tracking list when freeing the page, which allows local guest OS administrators to cause a denial of service (hypervisor crash) via unspecified vectors.

Find out more about CVE-2012-5510 from the MITRE CVE dictionary and NIST NVD.

Statement

Not vulnerable.

This issue did not affect the versions of the kernel-xen package as shipped with Red Hat Enterprise Linux 5.

This issue did not affect Red Hat Enterprise Linux 6 and Red Hat Enterprise MRG as we did not have support for Xen hypervisor.

CVSS v2 metrics

NOTE: The following CVSS v2 metrics and score provided are preliminary and subject to review.

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

External References

Acknowledgements

Red Hat would like to thank the Xen project for reporting this issue.

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.