Ubuntu 12.04 LTS / 12.10 : libvirt vulnerabilities (USN-1708-1)

Ubuntu Security Notice (C) 2013 Canonical, Inc. / NASL script (C) 2013 Tenable Network Security, Inc.


Synopsis :

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

Description :

Wenlong Huang discovered that libvirt incorrectly handled certain RPC
calls. A remote attacker could exploit this and cause libvirt to
crash, resulting in a denial of service. This issue only affected
Ubuntu 12.04 LTS. (CVE-2012-4423)

Tingting Zheng discovered that libvirt incorrectly handled cleanup
under certain error conditions. A remote attacker could exploit this
and cause libvirt to crash, resulting in a denial of service, or
possibly execute arbitrary code. (CVE-2013-0170).

Solution :

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

Risk factor :

High / CVSS Base Score : 9.3
(CVSS2#AV:N/AC:M/Au:N/C:C/I:C/A:C)
CVSS Temporal Score : 8.1
(CVSS2#E:ND/RL:OF/RC:C)
Public Exploit Available : false

Family: Ubuntu Local Security Checks

Nessus Plugin ID: 64289 ()

Bugtraq ID: 55541
57578

CVE ID: CVE-2012-4423
CVE-2013-0170