SockFuzzer

SockFuzzer: XNU Kernel Fuzzing Framework Project Status SockFuzzer, originally designed as a networking-focused fuzzer for the XNU kernel used in macOS and iOS, has evolved into a comprehensive kernel fuzzing framework. While retaining its original name as a nod to its roots, SockFuzzer now cover...

Qualys Research Team: Threat Thursdays, October 2022

Welcome to the third edition of the Qualys Research Team’s “Threat Research Thursday”, where we collect and curate notable new tools, techniques, procedures, threat intelligence, cybersecurity news, malware attacks, and more. Feedback on our second edition, Qualys Threat Research Thursday, is mor...

Designing sockfuzzer, a network syscall fuzzer for XNU

Posted by Ned Williamson, Project Zero Introduction When I started my 20% project – an initiative where employees are allocated twenty-percent of their paid work time to pursue personal projects – with Project Zero, I wanted to see if I could apply the techniques I had learned fuzzing Chrome to...