Chrome for iOS has been updated to 21.0.1180.82 and is now available in the App Store. This version brings compatibility with the new iPhone 5, along with fixes for Gmail on iOS 6. You can get the update via the App Store, or from the update prompt inside of Chrome. Known issues are available on the Chrome support site. If you find a new issue, please let us know by filing a bug.
Jason Kersey
Google Chrome