WordPress 3.4.1 is now available for download.This is a maintenance release and addresses 18 bugs.
Fixes an issue where a theme’s page templates were sometimes not detected.
Addresses problems with some category permalink structures.
Adds early support for uploading images on iOS 6 devices.
Allows for a technique commonly used by plugins to detect a network-wide activation.
Better compatibility with servers running certain versions of PHP (5.2.4, 5.4) or with uncommon setups (safe mode, open_basedir), which had caused warnings or in some cases prevented emails from being sent.
And security fixes.
Download wordpress 3.4.1