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Ubuntu Security Notice USN-1980-1
September 30, 2013

vino vulnerability

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

• Ubuntu 13.04
• Ubuntu 12.10
• Ubuntu 12.04 LTS

Summary:

Vino could be made to hang if it received specially crafted network
traffic.

Software Description:

• vino: VNC server for GNOME

Details:

Jonathan Claudius discovered that Vino incorrectly handled closing invalid
connections. A remote attacker could use this issue to cause Vino to
consume resources, resulting in a denial of service.

Update instructions:

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

Ubuntu 13.04:
vino 3.6.2-0ubuntu4.1

Ubuntu 12.10:
vino 3.6.0-0ubuntu1.2

Ubuntu 12.04 LTS:
vino 3.4.2-0ubuntu1.3

After a standard system update you need to restart your session to make all
the necessary changes.

References:
http://www.ubuntu.com/usn/usn-1980-1
CVE-2013-5745

Package Information:
https://launchpad.net/ubuntu/+source/vino/3.6.2-0ubuntu4.1
https://launchpad.net/ubuntu/+source/vino/3.6.0-0ubuntu1.2
https://launchpad.net/ubuntu/+source/vino/3.4.2-0ubuntu1.3

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