Yup. One can install the third party patch, if one is comfortable with that.
A person with a bit of spare money would be well advised to make sure he is
working with a more up-to-date Intel or AMD CPU that has the no-execute-bit
... and to make sure Windows XP SP2 is installed and DEP enabled so as not to
vulnerable to the exploit nor many other exploits that depend on buffer
overrun.