The PHP development team would like to announce the immediate availability of PHP 5.4.4. This release fixes two security related issues. All users of PHP are encouraged to upgrade to this release.
PHP 5.4.4 fixes an security issue in the implementation of crypt() and a heap overflow in the Phar extension. Over 30 bugs were fixed
Please note that php://fd is now only available if the CLI SAPI is used
For source downloads of PHP 5.4.4 please visit our downloads page, Windows binaries can be found on windows.php.net/download/. The list of changes is recorded in the ChangeLog.