When mobile security researchers recently discovered what they described as the “worst Android vulnerability in the mobile OS history,” there appeared little you could do about it beyond waiting for your carrier or manufacturer to push Google’s fix. The exploit could auto-run as soon as you received an MMS designed to trigger it, whether or not you opened the message.

The same researchers have now created an app that allows you to check whether or not your devices has been patched against Stagefright, together with a step you can take to prevent the exploit from running automatically …  expand full story