Leica News and Rumors published what might possibly be pictures of the new Leica M10. They write:
I received those pictures from a reader of what appears to be a new Leica M body with a larger screen (M10 maybe?) - you can see that the screen is almost to the level of the viewfinders. There also appears to be a different button selector to the right of the screen.
Read more on LeicaRumors.com: http://leicarumors.com/2012/07/13/is-this-the-leica-m10.aspx/#ixzz20Vj1zUrF