Researchers say move may be tied to this week's Black Hat security conference By Gregg Keizer, ComputerWorld The emergency patches Microsoft plans to rush out this week will fix a flaw that runs through several critical components of Windows and an unknown number of third-party applications, according to a pair of security researchers. On Tuesday, Microsoft will slap a permanent patch on a video streaming ActiveX control used by Internet Explorer (IE), addressing a vulnerability that it has known about, but not fixed, for more than a year. Two weeks ago, Microsoft issued a "kill bit" update that, rather than address the underlying problem, disabled the ActiveX control to stymie attacks that were already in progress. It's also slated a fix for Visual Studio, Microsoft's popular development platform. Although Microsoft has not spelled out exactly what it will patch with the two "out-of-band" updates -- the term for security updates released outside...