Yes, you can run arbitrary code using the NDK, but you're still sand-boxed into your application's process. Android relies on the Linux security model where ea

Yes, you can run arbitrary code using the NDK, but you're still sand-boxed into your application's process. Android relies on the Linux security model where each app runs in its own process as its own user. As such, just like with a Linux application, you'd have to find some sort of privilege escalation exploit before you can start mucking around at will.