Claude Code uncovers 23-year-old Linux kernel vulnerability
Security researcher Nicholas Carlini used Anthropic's Claude Code CLI to discover a remotely exploitable heap overflow in the Linux kernel's NFS V4 lock system. The complex multi-client edge case had remained undetected by human audits for over two decades.
Finding a two-decade-old bug in a heavily scrutinized codebase proves AI agents can uncover logic flaws that evade traditional static analysis and human review. Identifying this deep vulnerability highlights the capability of AI agents in handling complex edge-case detection in massive codebases. Claude Code demonstrates how CLI-based AI tools can augment security researchers by exploring extensive logic branches autonomously. This marks a shift in vulnerability research from manual audits to human-directed AI hunting, raising the bar for system security.
DISCOVERED
5h ago
2026-04-24
PUBLISHED
5h ago
2026-04-24
RELEVANCE
AUTHOR
Better Stack