==========================================================Ubuntu Security Notice USN-791-3 June 24, 2009
A security issue affects the following Ubuntu releases:
This advisory also applies to the corresponding versions of
Kubuntu, Edubuntu, and Xubuntu.
The problem can be corrected by upgrading your system to the
following package versions:
In general, a standard system upgrade is sufficient to effect the
It was discovered that Smarty did not correctly filter certain math
inputs. A remote attacker using Smarty via a web service could exploit
this to execute subsets of shell commands as the web server user.