This Week in Security: New Spectre Attacks, Crushing Quantity of Linux Vulns, Google Gets Too Much AI, and Hacking Lawnmowers

Just-in-time, or JIT, compilation could be considered a fundamental backbone of modern computing. JIT compilation turns scripting languages like JavaScript or intermediary binary forms like Web Assembly into native code on the fly, giving web apps, and things that are web apps under the covers like Electron-based tools, near native speed. A new paper explores leveraging JIT systems to revive Spectre-v2 attacks against processors.