So here's where things stand. I just uninstalled CS6 and then re-installed it, to start fresh. I even watched it install at least two different versions of the Microsoft Visual C++ Redistributable. And what happens?
Problem Event Name: APPCRASH
Application Name: Adobe Audition CS6.exe
Application Version: 5.0.0.708
Application Timestamp: 4f70c4f6
Fault Module Name: MSVCR100.dll
Fault Module Version: 10.0.40219.325
Fault Module Timestamp: 4df2be1e
Exception Code: 40000015
Exception Offset: 0008d6fd
OS Version: 6.1.7601.2.1.0.768.3
Locale ID: 1033
Additional Information 1: b0cc
Additional Information 2: b0cc0a0e9185a59eaa60006e9b6af34c
Additional Information 3: c31e
Additional Information 4: c31e3ae55d2f7346836de8396029a46c
I'm out of ideas, other than switching to SoundForge.
Matt