iPhone OS 3.1.2 released

Apple today released iPhone OS 3.1.2.

This update contains bug fixes and improvements, including the following:

• Resolves sporadic issue that may cause iPhone to not wake from sleep
• Resolves intermittent issue that may interrupt cellular network services until restart
• Fixes bug that could cause occasional crash during video streaming.

Products compatible with this software update:

• iPhone
• iPhone 3G
• iPhone 3GS.