PHP 4.4.4 vulnerability: how could I apply the patch

[Niki <user@xxxxxxxxxxxxxx>]

Hi all,

I'm running a Windows server and PHP 4.4.4. How could I apply the 
security patch 
http://cvs.php.net/viewvc.cgi/php-src/ext/standard/html.c?r1=1.63.2.23.2.2&r2=1.63.2.23.2.3&view=patch 
in order to correct the vulnerabilities?

Thanks in advance.