access to a Linux system, even one that implements secure deallocation, can recover the contents of applications' windows, audio buffers, and data remaining in device drivers—long after the applications have terminated.
Abstract
Modern systems keep long memories. As we show in this paper, an adversary who gains access to a Linux system, even one that implements secure deallocation, can recover the contents of applications’ windows, audio buffers, and data remaining in device drivers—long after the applications have terminated.