NullRabbit
cohort.v1
Research · Tag · Linux Kernel

Posts tagged linux kernel.

2 entries · sorted: recency← All research
SECURITY-RESEARCH
2026-06-26

The same method, pointed at the packet path

We took the parser-family lens that finds HTTP smuggling bugs and pointed it at the Linux kernel's network receive path, through Google's sanctioned bug-bounty programs. Then we measured our own opportunity honestly, and the honest answer was 'thin, for now.'

Simon Morley
Read →5 min read
SECURITY-RESEARCH
2026-06-23

What we build when we're not looking at validators

The method we built for blockchain validator security turns out to be a general-purpose bug-finding method. We've started pointing it at two pieces of infrastructure everyone shares: the open-source HTTP proxy ecosystem, and the Linux kernel's packet path.

Simon Morley
Read →3 min read