Exploit: If you run Linux Server make sure to update.

Linux vulnerability has been discovered by researchers. They demostrated the flaw that lies in the Transmission Control Protocol (TCP) by injecting code into a live USA Today page. (see video) They say most android and tor user are at risk. Up to 90% of user could have been compromised.

It was noted you are only exposed if you are running 3.6 or later.
Source: RT