THQ has issued the first patch for S.T.A.L.K.E.R.: Shadow Of Chernobyl, bringing to v1.0001 this tactical FPS developed by GSC Game World and now available in retail stores (thanks: The Patches Scrolls). Press 'read more' for changelog.
Update: the patch for the digital version of the game is now locally mirrored as well.

STALKER v1.0001 US Patch (3.87MB)

STALKER v1.0001 International Patch (8.44MB)

STALKER v1.0001 Russian Patch (11.25MB)

STALKER v1.0001 Digital Download Patch (4.12MB)