newbieからバイナリアンへ

newbieからバイナリアンへ

昨日は海を見に行きました

Entries from 2021-02-20 to 1 day

【pwn 50.0】DayOne - AIS3 EOF CTF 2020 Finals (kernel exploit)

keywords eBPF / verifier bug / kernel exploit / commit_creds(&init_cred) / without bpf_map.btf 1: イントロ 2: static basic patch 3: vuln ZDI-20-1440 patchの意味 最新のkernelでは というか、pointer leakが任意に可能じゃん... 4: leak kernbase …

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