Apple (AAPL) today released iPhone Update 1.0.1. Open up iTunes and attempt to sync your iPhone to get the update started. I'm on a business trip so I haven't had a chance to update my iPhone just yet, but maybe you could post here and let us know it's been working for you if you've done the update.
Read about the security patches the iPhone Update 1.0.1 brings here in this Apple Tech note.
So far, from what we gather, there aren't any apparent updates in this release. It seems to be merely a security patch for various vulnerabilities.
