Apple has posted iTunes 10.4.1. It can be obtained via the Software Updates component of Mac OS X’s Systems Preferences app.
iTunes 10.4.1 — a 90.26MB download — requires Mac OS X 10.5 or later and QuickTime 7.5 or higher. According to Apple, it provides a number of improvements, including:
° Fixes a problem where the media keys on some third-party keyboards work inconsistently with iTunes;
° Addresses issues with adding artwork to songs and videos;
° Resolves an issue that may cause iTunes to become unresponsive when purchasing an HD movie;
° Fixes a problem where iTunes may take longer than expected to open after waking your Mac from sleep ;
° Addresses issues with VoiceOver support.