| Description: | The remote host is missing an update to libxml2
announced via advisory USN-815-1.
Details follow:
It was discovered that libxml2 did not correctly handle root XML document
element DTD definitions. If a user were tricked into processing a specially
crafted XML document, a remote attacker could cause the application linked
against libxml2 to crash, leading to a denial of service. (CVE-2009-2414)
It was discovered that libxml2 did not correctly parse Notation and
Enumeration attribute types. If a user were tricked into processing a
specially crafted XML document, a remote attacker could cause the
application linked against libxml2 to crash, leading to a denial of
service. (CVE-2009-2416)
USN-644-1 fixed a vulnerability in libxml2. This advisory provides the
corresponding update for Ubuntu 9.04.
Original advisory details:
It was discovered that libxml2 did not correctly handle long entity names.
If a user were tricked into processing a specially crafted XML document, a
remote attacker could execute arbitrary code with user privileges or cause
the application linked against libxml2 to crash, leading to a denial of
service. (CVE-2008-3529)
Solution:
The problem can be corrected by upgrading your system to the
following package versions:
Ubuntu 6.06 LTS:
libxml2 2.6.24.dfsg-1ubuntu1.5
Ubuntu 8.04 LTS:
libxml2 2.6.31.dfsg-2ubuntu1.4
Ubuntu 8.10:
libxml2 2.6.32.dfsg-4ubuntu1.2
Ubuntu 9.04:
libxml2 2.6.32.dfsg-5ubuntu4.2
After a standard system upgrade you need to restart your sessions to effect
the necessary changes.
http://www.securityspace.com/smysecure/catid.html?in=USN-815-1 |
