Black & White Path

May 3, 2026 · Information Security

DeepSeek + Claude Code Reproduce CVE‑2026‑31431 Linux ‘Copy Fail’ Privilege Escalation

The author demonstrates how a human‑provided prompt combined with DeepSeek v4 Pro and Claude Code can autonomously audit the Linux 6.12 crypto subsystem, locate the CVE‑2026‑31431 “Copy Fail” privilege‑escalation bug, and validate the full exploit chain in four iterative dialogues costing less than three dollars.