Researchers Used an LLM to Find and Exploit FreeBSD Kernel Vulnerabilities

Praetorian has released the second part of its research, titled FreeBSoD, which explores the use of large language models to find and exploit vulnerabilities in the FreeBSD operating system kernel.

In the first part, the researchers described a methodology for using LLMs to discover bugs in the kernel codebase. The second part focuses on the next stage — developing exploits for the vulnerabilities found with the help of language models.

The authors demonstrate how models can be brought to bear not only at the bug-finding stage but also at the stage of practical exploitation, which broadens the scope of LLM use in the security analysis of low-level system code.

The publication sparked discussion in the community, in particular on Lobsters, where engineers and security researchers are weighing in on the proposed approach and its prospects for further use in auditing kernel code.

The work continues a growing body of research on applying artificial intelligence to the task of finding vulnerabilities in system software, and it offers a practical example of how automated LLM-based tools can complement traditional methods of analyzing operating-system kernel security.

Source: Lobsters