Skyrim 1.7 patch is to be released on Xbox tomorrow (9th august) and on PS3. This is the patch with the mounted combat update from the 1.6 update for PS3, with several glitches and bug fixes. You can read on the known fixes and glitch updates here.
The patch is available on PC and USA only. Europe will get the update next week. There is still no update on the Dawnguard release date for PS3 and PC players; Bethesda commented that the PS3 version is not ready.