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TechNote
02.TechNote
07.Linux Kernel exploitation techniques
03.Linux Kernel Exploitation Tutorial
06.Use-After-Free(UAF) (feat.struct cred)
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07.Use-After-Free(UAF)
Use-After-Free(UAF)
first-fit(Use-After-Free)
[Korean]
Info
title
CWE-416: Use After Free
https://cwe.mitre.org/data/definitions/416.html
https://www.cvedetails.com/cwe-details/416/cwe.html
https://www.cvedetails.com/vulnerability-list/cweid-416/vulnerabilities.html
...
다음과 같이 kmalloc() 함수의 동작을 확인할 수 있습니다.
kernel
메모리에서 크기가 128인
메모리에 128 byte의
Heap영역을 할당받습니다.
해당 영역의 시작 주소는 0xffff880038074200 입니다.
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{"serverDuration": 211, "requestCorrelationId": "07ebca3cb6dc9354"}