USN-1980-1: Vino vulnerability

30 September 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

To update your system, please follow these instructions: https://wiki.ubuntu.com/Security/Upgrades.

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

References