Ubuntu 8.04 LTS / 9.04 / 9.10 : xorg-server vulnerabilities (USN-939-1)

Ubuntu Security Notice (C) 2010-2013 Canonical, Inc. / NASL script (C) 2010-2013 Tenable Network Security, Inc.

Synopsis :

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

Description :

Loïc Minier discovered that xvfb-run did not correctly keep the X.org
session cookie private. A local attacker could gain access to any
local sessions started by xvfb-run. Ubuntu 9.10 was not affected.

It was discovered that the X.org server did not correctly handle
certain calculations. A remote attacker could exploit this to crash
the X.org session or possibly run arbitrary code with root privileges.

Solution :

Update the affected packages.

Risk factor :

High / CVSS Base Score : 7.1
CVSS Temporal Score : 6.2
Public Exploit Available : false

Family: Ubuntu Local Security Checks

Nessus Plugin ID: 46672 ()

Bugtraq ID: 34828

CVE ID: CVE-2009-1573