We’ve just released Microsoft released Security Advisory 975497 that provides information about a new, irresponsibly reported vulnerability in SMB 2.0. Our investigation has shown that Windows Vista, Windows Server 2008 and Windows 7 RC are affected by this vulnerability. Windows 7 RTM, Windows Server 2008 R2, Windows XP and Windows 2000 are not affected by this vulnerability.
The Security Advisory outlines steps that Windows Vista and Windows Server 2008 customers can take to help protect themselves while we work on a security update for this issue.
Microsoft released Security Advisory 2458511 which relates to a vulnerability in Internet Explorer that could allow remote code execution. The vulnerability does not affect IE9 Beta but the other versions of IE are affected.
As indicated in the MSRC Blog, the impact of this vulnerability is ...