It was discovered that certain system property information was being leaked, which could allow an attacker to obtain sensitive information.
The problem can be corrected by updating your system to the following package versions:
30 November 2010
A security issue affects these releases of Ubuntu and its derivatives:
It was discovered that certain system property information was being leaked, which could allow an attacker to obtain sensitive information.
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.
After a standard system update you need to restart any Java services, applications or applets to make all the necessary changes.