CVE Database

CVE-2013-4153

Impact: Important
Public: 2013-07-16
Bugzilla: 986383: CVE-2013-4153 libvirt: double free of returned JSON array in qemuAgentGetVCPUs()

Details

The MITRE CVE dictionary describes this issue as:

Double free vulnerability in the qemuAgentGetVCPUs function in qemu/qemu_agent.c in libvirt 1.0.6 through 1.1.0 allows remote attackers to cause a denial of service (daemon crash) via a cpu count request, as demonstrated by the "virsh vcpucount dom --guest" command.

Find out more about CVE-2013-4153 from the MITRE CVE dictionary and NIST NVD.

Statement

Not vulnerable. This issue did not affect the versions of libvirt as shipped with Red Hat Enterprise Linux 5 and Red Hat Enterprise Linux 6.

CVSS v2 metrics

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

Base Score: 6.8
Base Metrics: AV:A/AC:H/Au:N/C:C/I:C/A:C
Access Vector: Adjacent Network
Access Complexity: High
Authentication: None
Confidentiality Impact: Complete
Integrity Impact: Complete
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

This issue was discovered by Petr Krempa of Red Hat.

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