Jean-David Maillefer discovered a format string bug in the date_format() function’s error reporting. By calling the function with invalid arguments, an authenticated user could exploit this to crash the server.
The problem can be corrected by updating your system to the following package versions:
21 July 2006
A security issue affects these releases of Ubuntu and its derivatives:
Jean-David Maillefer discovered a format string bug in the date_format() function’s error reporting. By calling the function with invalid arguments, an authenticated user could exploit this to crash the server.
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.
In general, a standard system upgrade is sufficient to effect the necessary changes.