Über den Adobe Update Manager zu bekommen (neben einem Flash Catalyst Update):

Version CS5 12.0.1:

• A number of issues that could cause slow performance have been addressed.
• Top crashers found in the field have been addressed.
• 3D refractions, Ray Tracing and IBL workflows improved.
• Out of memory error opening some TIFFs has been addressed.
• A crash in Content Aware Fill has been addressed.
• Font related crashes have been addressed.
• Scroll wheel issue addressed.
• A number of user interface and workspace issues addressed.
• A number of painting issues addressed, including video layer issue.
• Droplet issues addressed.

Das Doppelklicken auf die Fensterleiste geht jetzt auch wieder korrekt und legt das Fenster im Dock ab.

Das klingt vielversprechend. Danke für die Info.