An update to Adobe Lightroom 2.3 And Camera RAW 5.3 is now available on Adobe.com.

The Lightroom 2.3 update includes several bug fixes like:

• Additional camera support for the Nikon D3X and Olympus E-30
• In the Windows 64-bit version of Lightroom an sFTP upload process could cause Lightroom to crash.
• Slideshows could return to the first image randomly during playback.
• A memory leak could cause Lightroom to crash while attempting to process files with local adjustments.
• Canon EOS 5D Mk II sRAW files could process with artifacts in Lightroom 2.2.
• Lightroom 2.2 could cause disc burning to fail for Windows customers.

• Attempting to undo(CTRL-Z) a single step in Lightroom 2.2 on Windows could cause a series of previous actions to be undone.