Ubuntu 6.06 LTS / 7.10 / 8.04 LTS / 8.10 : libxml2 vulnerabilities (USN-673-1)

Ubuntu Security Notice (C) 2008-2014 Canonical, Inc. / NASL script (C) 2009-2014 Tenable Network Security, Inc.


Synopsis :

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

Description :

Drew Yao discovered that libxml2 did not correctly handle certain
corrupt XML documents. If a user or automated system were tricked into
processing a malicious XML document, a remote attacker could cause
applications linked against libxml2 to enter an infinite loop, leading
to a denial of service. (CVE-2008-4225)

Drew Yao discovered that libxml2 did not correctly handle large memory
allocations. If a user or automated system were tricked into
processing a very large XML document, a remote attacker could cause
applications linked against libxml2 to crash, leading to a denial of
service. (CVE-2008-4226).

Solution :

Update the affected packages.

Risk factor :

Critical / CVSS Base Score : 10.0
(CVSS2#AV:N/AC:L/Au:N/C:C/I:C/A:C)

Family: Ubuntu Local Security Checks

Nessus Plugin ID: 36916 ()

Bugtraq ID:

CVE ID: CVE-2008-4225
CVE-2008-4226