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Test ID:
Category:Red Hat Local Security Checks
Title:RedHat Update for libvirt RHSA-2013:0199-01
Summary:The remote host is missing an update for the 'libvirt'; package(s) announced via the referenced advisory.
The remote host is missing an update for the 'libvirt'
package(s) announced via the referenced advisory.

Vulnerability Insight:
The libvirt library is a C API for managing and interacting with the
virtualization capabilities of Linux and other operating systems. In
addition, libvirt provides tools for remote management of virtualized

A flaw was found in the way libvirtd handled connection cleanup (when a
connection was being closed) under certain error conditions. A remote
attacker able to establish a read-only connection to libvirtd could use
this flaw to crash libvirtd or, potentially, execute arbitrary code with
the privileges of the root user. (CVE-2013-0170)

This issue was discovered by Tingting Zheng of Red Hat.

All users of libvirt are advised to upgrade to these updated packages,
which contain a backported patch to correct this issue. After installing
the updated packages, libvirtd will be restarted automatically.

Affected Software/OS:
libvirt on Red Hat Enterprise Linux Desktop (v. 6),
Red Hat Enterprise Linux Server (v. 6),
Red Hat Enterprise Linux Workstation (v. 6)

Please Install the Updated Packages.

CVSS Score:

CVSS Vector:

Cross-Ref: Common Vulnerability Exposure (CVE) ID: CVE-2013-0170
BugTraq ID: 57578
RedHat Security Advisories: RHSA-2013:0199
SuSE Security Announcement: SUSE-SU-2013:0320 (Google Search)
SuSE Security Announcement: openSUSE-SU-2013:0274 (Google Search)
SuSE Security Announcement: openSUSE-SU-2013:0275 (Google Search)
XForce ISS Database: libvirt-virnetmessagefree-code-exec(81552)
CopyrightCopyright (C) 2013 Greenbone Networks GmbH

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