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Ubuntu Security Notice USN-2425-1

Posted on 01 December 2014
Source : packetstormsecurity.org Link

 

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Ubuntu Security Notice USN-2425-1
November 27, 2014

dbus vulnerability
==========================================================================

A security issue affects these releases of Ubuntu and its derivatives:

- Ubuntu 14.10
- Ubuntu 14.04 LTS
- Ubuntu 12.04 LTS

Summary:

DBus could be made to stop responding under certain conditions.

Software Description:
- dbus: simple interprocess messaging system

Details:

It was discovered that DBus incorrectly handled a large number of file
descriptor messages. A local attacker could use this issue to cause DBus to
stop responding, resulting in a denial of service. (CVE-2014-7824)

Update instructions:

The problem can be corrected by updating your system to the following
package versions:

Ubuntu 14.10:
dbus 1.8.8-1ubuntu2.1
libdbus-1-3 1.8.8-1ubuntu2.1

Ubuntu 14.04 LTS:
dbus 1.6.18-0ubuntu4.3
libdbus-1-3 1.6.18-0ubuntu4.3

Ubuntu 12.04 LTS:
dbus 1.4.18-1ubuntu1.7
libdbus-1-3 1.4.18-1ubuntu1.7

After a standard system update you need to reboot your computer to make all
the necessary changes.

References:
http://www.ubuntu.com/usn/usn-2425-1
CVE-2014-7824

Package Information:
https://launchpad.net/ubuntu/+source/dbus/1.8.8-1ubuntu2.1
https://launchpad.net/ubuntu/+source/dbus/1.6.18-0ubuntu4.3
https://launchpad.net/ubuntu/+source/dbus/1.4.18-1ubuntu1.7

 

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