This summer, a group of security professionals found one of the most destructive Android bugs to ever hit Google's (NASDAQ:GOOG) (NASDAQ:GOOGL) mobile operating system. With Stage fright (one word) hackers can access an Android phone by just sending a text message to the device, sometimes without the user even knowing what's happened. An estimated 95% of Android phones are vulnerable, making it both of the most dangerous and widespread.

To fight off Stagefright and forthcoming security flaws, Google, Samsung (NASDAQOTH:SSNLF) and others are ramping up regular security patches. To find out more about what the companies are doing and how it'll make Android devices more secure, click through the slideshow below.