Geebz

Security and OS things.

Blog:

[Geebz @Gbps111]

@gzobraJn @iPowerPower Thank you, glad you enjoyed it! 😁

[Geebz @Gbps111]

I just published the long-awaited Part 2 to my PCIe blog post series - "All About Memory: MMIO, DMA, TLPs, and more!"

This post also includes a companion experiment where I dive into what pcileech looks like over a PCIe protocol analyzer. Please enjoy!

https://t.co/wAD7HYG6IW

[Geebz @Gbps111]

@aall86 Thank you, Andrea! 😁

[Geebz @Gbps111]

@UlfFrisk What kind of interface design are you using for the transfer? Some kind of DMA ring buffer or XDMA?

[Geebz @Gbps111]

My second HackerOne bounty through Valve :) Tried out using #frida to write the exploit, worked out very well! Enjoy! https://t.co/p2ElliN801

[Geebz @Gbps111]

@SpecterDev Have you tried doing try{}catch{} on the whole driver?

[Geebz @Gbps111]

@gmhzxy @PetrBenes Could you shoot me more information? I'd be happy to help debug.

[Geebz @Gbps111]

:)

[Petr Beneš @PetrBenes]

gbhv - another awesome, simple, clean and nicely documented x64 hypervisor! https://t.co/yEXNPRtztt