In some cases, xscreensaver did not properly grab the keyboard when reading the password for unlocking the screen, so that the password was typed into the currently active application window.
The only known vulnerable case was when xscreensaver activated while an rdesktop session was currently active.
11 April 2006
A security issue affects these releases of Ubuntu and its derivatives:
In some cases, xscreensaver did not properly grab the keyboard when reading the password for unlocking the screen, so that the password was typed into the currently active application window.
The only known vulnerable case was when xscreensaver activated while an rdesktop session was currently active.
The problem can be corrected by updating your system to the following package versions:
To update your system, please follow these instructions: https://wiki.ubuntu.com/Security/Upgrades.