A Stitch in Time Saves Nine - A Case of Multiple Operating System Vulnerability

A Stitch in Time Saves Nine - A Case of Multiple Operating System Vulnerability

Black Hat via YouTube Direct link

Impact?

13 of 26

13 of 26

Impact?

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A Stitch in Time Saves Nine - A Case of Multiple Operating System Vulnerability

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  1. 1 Intro
  2. 2 CVE-2012-0217 overview
  3. 3 Coordinating patches release
  4. 4 Known non-affected systems
  5. 5 More on Linux case
  6. 6 Crash course on ring transitions on x86_64
  7. 7 Exception while in ringo
  8. 8 More on stack switch mechanism
  9. 9 "syscall" instruction
  10. 10 "syscall" handler lifecycle
  11. 11 Exception in syscall handler...
  12. 12 Sysret manual entry, Intel
  13. 13 Impact?
  14. 14 Exploit techniques
  15. 15 What is a non-canonical address?
  16. 16 How to force non-canonical address?
  17. 17 FreeBSD exploit scenario
  18. 18 FreeBSD exploit demo
  19. 19 Windows 7 case
  20. 20 Windows User Mode Scheduling
  21. 21 #GP with usermode RSP
  22. 22 Windows 7 exploit
  23. 23 Is it reliable?
  24. 24 Related research
  25. 25 Witchhunt - whose fault is it?.
  26. 26 Mitigation?

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