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      <title>리눅스 커널 Use-After-Cleanup (UAC) 취약점과 UACatcher 정리</title>
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      <description>리눅스 커널의 cleanup 루틴과 syscall 루틴의 방향 차이로 생기는 Use-After-Cleanup 취약점, dPair 개념, 그리고 pty를 이용한 exploit 가능성 정리.</description>
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