Apple today released iTunes 11.3.1, fixing two separate podcasts bugs that caused subscribed podcasts to cease updating with new episodes and that caused iTunes to freeze up when browsing a list of podcast episodes.
iTunes 11.3.1 comes almost a month after the release of iTunes 11.3, which added improvements to iTunes Extras, including new content for HD movies like behind-the-scenes videos, short films, image galleries, director commentary, and more.iTunes 11.3.1 addresses a problem where subscribed podcasts may stop updating with new episodes and resolves an issue where iTunes may become unresponsive while browsing your podcasts episodes in a list.
iTunes 11.3 can be downloaded via the Software Update Mechanism in the Mac App Store or Apple's iTunes website.
Article Link: Apple Releases iTunes 11.3.1 With Podcast Bug Fixes