UPDATE: Apple also updated iWeb to version 2.0.3, it weights 18.4MB and "addresses compatibility with Mac OS X".

Apple has posted updates for the three applications part of the iWork '08 productivity suite bringing Numbers to version 1.0.2, Pages to version 3.0.2 and Keynote to version 4.0.2.

Numbers 1.0.2 (26.2MB) [1]

This update addresses compatibility with Mac OS X.

Pages 3.0.2 (27.8MB) [2]

This update addresses compatibility with Mac OS X.

Keynote 4.0.2 (32MB) [3]

This update primarily addresses performance issues while playing or exporting presentations.

The three updates are available either from the Software Update utility or through Apple's support web site.

Apple is also expected to post an update for Mac OS X Leopard bringing a big number of fixes and some features. The release of this update appears to be imminent [4].