Reports are coming in from the Google Voice help forums that SMS messages sent through Google Voice are being sent from random numbers. There are multiple complaints, including for voice SMS, claiming that the incorrect numbers are random, and different for each message.
There's an update coming to Google Voice prior to Android 4.2 being released, but no known issues exist for prior software. It's not happening to everyone, though, since we tested it and could not reproduce the bug. Have you guys noticed this happening? Go ahead and share screenshots or images below. [Google via Verge]