The Android "Stagefright" vulnerability
Here is anarticle on the "Threatpost" site about a set of remotely exploitablemedia-library vulnerabilities present on vast numbers of Android devices."An attacker in possession of their target's phone number could sendan MMS or even a Google Hangouts message to an affected device thattriggers the vulnerability before the victim has a chance to open themessage. In some cases, the attack would delete the MMS in question,leaving behind only a notification that a message was sent."