A patch for NBA 2K11 is out now for the PS3 and will likely reach the 360 later this week. All this patch provides however are some stability fixes for online play such as improving the matchmaking process. There are no fixes for the freezing being experienced in My Player mode or gameplay improvements coming with this first patch.
The highly anticipated patch that will take into consideration community feedback and attempt to address issues with the game is being targeted to arrive in late November or early December.