Adobe has released updates for Lightroom and Camera Raw:
Camera Raw 6.4.1 Update
This new version of the Camera Raw plug-in replaces the original one that was installed with Adobe Photoshop CS5, Adobe Photoshop Elements 9 and Adobe Premiere Elements 9 software. Visit the Camera Raw page for a complete list of supported cameras.
Lightroom 3.4.1 update
The Adobe Photoshop Lightroom 3.4 update includes these enhancements:
• Additional camera support for several new camera models including the Canon Rebel T3i, Nikon D5100 and Fuji FinePix X100
• Corrections for issues introduced in previous versions of Lightroom 3
The Lightroom 3.4.1 update includes an important correction for a bug introduced in the Lightroom 3.4 release