Looks like Microsoft are really putting time in to Fixit as it is appearing all over the place :-)
See Fixit in action: http://support.microsoft.com/kb/2286198/en-us
LNK and PIF file exploit being closed by Mr Fixit: http://blogs.technet.com/b/msrc/archive/2010/07/20/security-advisory.aspx
Read the complete post at http://wmug.co.uk/blogs/r0b/archive/2010/07/21/lnk-and-pif-exploit-microsoft-fixit-to-the-rescue.aspx