Overview
Explore the potential of eBPF (extended Berkeley Packet Filter) for detecting kernel exploits in this 24-minute Black Hat conference talk. Delve into the rapid growth of eBPF within the Linux Kernel, its evolution from network monitoring to broader capabilities, and its approach to system safety and stability. Learn about eBPF probes, challenges, disabling methods, kpreps, kpro, Control Flow Integrity, enforcements, and performance considerations. Gain insights from presenter Guillaume Fournier on leveraging eBPF's expanding functionalities to enhance kernel security.
Syllabus
Introduction
Overview
Why eBPF
eBPF Probes
Problems with eBPF
How to disable eBPF
kpreps
kpro
Control Flow Integrity
Enforcements
Performance
Conclusion
Taught by
Black Hat