Optimized Fuzzing IOKit in iOS

Optimized Fuzzing IOKit in iOS

Black Hat via YouTube Direct link

Previous Research

2 of 18

2 of 18

Previous Research

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Optimized Fuzzing IOKit in iOS

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  1. 1 Intro
  2. 2 Previous Research
  3. 3 Motivation Of Basic Information Extraction
  4. 4 Vtable Characteristic
  5. 5 MetaClass Layout
  6. 6 Functionality Provided by KEXT
  7. 7 Overwritten virtual methods symbolization
  8. 8 Example
  9. 9 Detail Steps
  10. 10 Retrieve Client Name
  11. 11 Extracting IOExternal Method Dispatch
  12. 12 Complemental Mechanism
  13. 13 Carrier
  14. 14 Fuzzing Application's Architecture
  15. 15 Fuzzing Elements
  16. 16 Unavailable interfaces Identification
  17. 17 Setup
  18. 18 Vulnerability Case #1

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