UbiRazz, a Ubisoft community manager has revealed that a patch for the PS3 version of Assassin's Creed is now complete and will be released on the Playstation Network over the next few days.
To quote: Following consumer feedback regarding some issues while playing Assassin's Creed for PlayStation 3, a corrective update has been developed and will be released worldwide on the PLAYSTATION¬® Network over the next few days.
You can proceed to installation simply by launching your Assassin's Creed game. Please note that release times of this update may vary depending on your location. Thank you again for your patience.