USN-898-1: gnome-screensaver vulnerability

10 February 2010

gnome-screensaver vulnerability

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

  • Ubuntu 9.10

Software Description

  • gnome-screensaver


It was discovered that gnome-screensaver did not correctly handle monitor hotplugging. An attacker with physical access could cause gnome-screensaver to crash and gain access to the locked session.

Update instructions

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

Ubuntu 9.10
gnome-screensaver - 2.28.0-0ubuntu3.4

To update your system, please follow these instructions:

After a standard system upgrade you need to restart your session to effect the necessary changes.