When abused, these convenient multitasking features can backfire and trigger a wide spectrum of task hijacking attacks.
All apps on the users rig are vulnerable, including the privileged system apps.
Trend MicroLabs discovered theSilent Attack vulnerability, again using the Android Mediaserver flaw to render the smartphone dead.
Google has been struggling to patch the above vulnerabilities and issued ahalf cooked patchwhich itself had some flaws.
The security researchers from Pennsylvania State University and FireEye have notified Google and Android security team.
We appreciate this theoretical research as it makes Androids security stronger.
source: www.techworm.net