Glitch Chronicles - Turning WebGL Into A Hammer

Glitch Chronicles - Turning WebGL Into A Hammer

Hack In The Box Security Conference via YouTube Direct link

Glitch: in a nutshell

17 of 24

17 of 24

Glitch: in a nutshell

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Glitch Chronicles - Turning WebGL Into A Hammer

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  1. 1 Introducción
  2. 2 Glitch: what?
  3. 3 Attacker primitives
  4. 4 DRAM: organization
  5. 5 Address translation: THPS
  6. 6 #P2. Eviction-based Rowhammer: arm
  7. 7 Attack Vector
  8. 8 GPU: The rendering pipeline
  9. 9 #P1. GPU: The architecture
  10. 10 #P1. DRAM access: texture sampling
  11. 11 Fast memory access
  12. 12 Eviction-based Rowhammer: GPU
  13. 13 Memory Allocation
  14. 14 DRAM Reads: recap
  15. 15 #P3. Contiguous Memory: Detection
  16. 16 #P3. WebGL-based timers
  17. 17 Glitch: in a nutshell
  18. 18 Exploitation: JS Arrays
  19. 19 IEEE-754 floating point (double)
  20. 20 Exploitation: Type Flipping
  21. 21 Exploitation: Arbitrary R/W
  22. 22 Exploitation: Arbitrary read
  23. 23 Exploitation: Recap
  24. 24 Conclusions

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