The PHP.net site has officially announced the release of the latest version of the PHP 5.5.x series today - PHP 5.5.9.
The PHP development team announces the immediate availability of PHP 5.5.9. This release fixes several bugs against PHP 5.5.8.
Fixes in this release include updates to:
- OPCache
- Session handling
- Sockets
- Zend Engine compilation failure
You can downloading this latest release either from the main downloads page or for Windows users on windows.php.net.
Link: http://www.php.net/archive/2014.php#id2014-02-05-4