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About

Wonyoung Jung

Pwner in south korea, known as ‘nonetype’

Interested in fuzzing, vulnerability analysis and binary analysis.

Career

You can see my CV page

CVEs

2022

  • Browser JIT component (CVE-2022-32923 and more)

2021

  • Chromium (PDFium XFA)
    • issue 1164158
  • Foxit Reader
    • ZDI-CAN-13084
    • ZDI-CAN-13091
    • ZDI-CAN-13092
    • and 13 more

2019

  • 16 from Linux filesystem (EXT4, BTRFS and F2FS): https://github.com/bobfuzzer/CVE

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