Many games have received fixes, including Alien vs. Predator, Battlefield: Bad Company 2, Empire: Total War, IL-2 Sturmovik: 1946, Mass Effect 2, Napoleon: Total War, Resident Evil 5, and Splinter Cell Conviction. Other squashed bugs include one that improperly reported HDTV resolutions when hovering over an icon under in the CCC, and anther caused vertical stripes to appear during XVID content playback with dynamic contrast enabled.
You can read the complete release notes here (PDF), and download your copy of Catalyst 10.5 below:
Windows XP 32-bit | Windows XP 64-bit | Windows Vista/7 32-bit | Windows Vista/7 64-bit