Camera Raw 8.2 is now available as a release candidate on Adobe Labs for Photoshop CS6 and Photoshop CC on Adobe Labs.
As mentioned here, updates to Camera Raw 8 for Photoshop CS6 only include new camera support, lens profile support, and bug fixes. The new features listed in the release notes are only available in Photoshop CC.
New Camera Support in Camera Raw 8.2 Release Candidate
Canon EOS 70D *
Casio Exilim EX-ZR800
Fujifilm FinePix HS22EXR
Fujifilm FinePix HS35EXR
Fujifilm FinePix S205EXR
Fujifilm FinePix F805EXR
Fujifilm X-M1
Phase One IQ260 *
Sony DSC-RX1R
Sony DSC-RX100 II*
* denotes preliminary support
New Lens Profile Support in Camera Raw 8.2 Release Candidate
Mount Name
Sony Sony E 35mm F1.8 OSS
Hasselblad Hasselblad LF16mm F2.8
Hasselblad Hasselblad LF18-55mm F3.5-5.6 OSS
Hasselblad Hasselblad LF18-200mm F3.5-6.3 OSS
GoPro GoPro Hero3 Black
GoPro GoPro Hero3 Silver
GoPro GoPro Hero3 White
Release Notes
Camera Raw 8.2 RC for Photoshop CC includes the following new features:
The Histogram is now interactive. This enables the ability to click and drag on the Histogram to adjust the Blacks, Shadows, Exposure, Highlights, and Whites slider adjustments.
A Color Smoothness adjustment slider has been added to the Detail Panel. This helps to reduce low-frequency color mottling artifacts
Separate Auto Temperature and Auto Tint controls, which is accessible via the Shift+Double Click on either the Temperature or Tint adjustment sliders.
Workflow presets are now available and can be selected on context-clicking the workflow link.
Refinements to the Spot Healing Tool:
New Feather control
Auto find source method now works better for images with textured areas like rocks, bark, and foliage
Auto find source method now prefers source areas within the crop rectangle
Refinements to the Local Adjustment Brush:
Move brush adjustments by clicking and dragging on brush adjustment pins
Right Click (PC) / Control-click (Mac) on a brush adjustment pin to bring up a context menu to duplicate or delete
Control+Alt+Drag (PC) / Command+Option+Drag (Mac) on a brush adjustment pin to clone (duplicate) that adjustment o Alt+Click (PC) / Option+Click (Mac) on a brush adjustment pin to delete the adjustment