Ubuntu 13.10 : libvirt vulnerabilities (USN-2209-1)

Medium Nessus Plugin ID 73940


The remote Ubuntu host is missing one or more security-related patches.


It was discovered that libvirt incorrectly handled symlinks when using the LXC driver. An attacker could possibly use this issue to delete host devices, create arbitrary nodes, and shutdown or power off the host. (CVE-2013-6456)

Marian Krcmarik discovered that libvirt incorrectly handled seamless SPICE migrations. An attacker could possibly use this issue to cause a denial of service. (CVE-2013-7336).

Note that Tenable Network Security has extracted the preceding description block directly from the Ubuntu security advisory. Tenable has attempted to automatically clean and format it as much as possible without introducing additional issues.


Update the affected libvirt-bin and / or libvirt0 packages.

Plugin Details

Severity: Medium

ID: 73940

File Name: ubuntu_USN-2209-1.nasl

Version: $Revision: 1.2 $

Type: local

Agent: unix

Published: 2014/05/09

Modified: 2016/05/24

Dependencies: 12634

Risk Information

Risk Factor: Medium


Base Score: 5.8

Temporal Score: 5

Vector: CVSS2#AV:A/AC:M/Au:S/C:N/I:P/A:C

Temporal Vector: CVSS2#E:ND/RL:OF/RC:C

Vulnerability Information

CPE: p-cpe:/a:canonical:ubuntu_linux:libvirt-bin, p-cpe:/a:canonical:ubuntu_linux:libvirt0, cpe:/o:canonical:ubuntu_linux:13.10

Required KB Items: Host/cpu, Host/Ubuntu, Host/Ubuntu/release, Host/Debian/dpkg-l

Exploit Available: false

Exploit Ease: No known exploits are available

Patch Publication Date: 2014/05/07

Reference Information

CVE: CVE-2013-6456, CVE-2013-7336

BID: 65743, 66304

USN: 2209-1