In general Win 8 is new and still has bugs to work out. For photoshop video card and drivers are crucial and they are still struggling with Win7 to get it correct. So as always a new OS most likely will require some time and work to get it to useable.
Might read some of the web hits with adobe creative suite 3 win 8
CS3 wasn't even officially certified for Win 7, so you should be prepared that it may not at all work with an even newer Windows version... I would predict that e.g. printing will absolutely not work, bvecause that part has completely changed in Win 8. Beyond that I doubt you will find definitive answers. There's simply too many variables. For some it works, for others it won't. Nothing's lost by trying, though.