Codex Autonomously Hacked a Samsung TV to Root — No Bug Pointers Given

Calif·high signal

CALIF researchers gave OpenAI's Codex a browser-level foothold on a Samsung Smart TV and the KantS2 firmware source tree, without pointing it at any specific bug. Codex independently found a world-writable kernel driver (/dev/ntksys) that mapped raw physical memory to user space, and escalated to full root — chaining low-severity access into complete system compromise in hours. 251pts on HN. Demonstrates AI agents as autonomous offensive security tools.