Adobe has updated Lightroom to 3.3, ACR to version 6.3 and Photoshop CS5 to 12.0.2. Here are the links to download your free upgrades for the programs:
CS5 Updater Mac
CS5 Updater Windows
Lightroom 3.3 Mac
Lightroom 3.3 Windows
Camera Raw 6.3 Mac
Camera Raw 6.3 Windows