KernelSnitch: Uncovering a New Side-Channel Attack on Data Structures

Researchers at Graz University of Technology have uncovered a groundbreaking software-based side-channel attack, KernelSnitch, which exploits timing variances in Linux kernel data structures. Unlike hardware-dependent attacks, KernelSnitch targets hash tables, radix trees, and red-black trees, enabling unprivileged attackers to leak sensitive…