$ ctf42

#memfd-create CTF challenges

2 CTF challenges using memfd-create from 2 CTFs (2019–2026), 2 with writeups. Mostly Misc (50%) and Reverse (50%).

Misc · 1 Reverse · 1

Often combined with

#execveat 1 #shellcode 1 #strace-dump 1 #xor 1 #multi-stage-unpacking 1

Challenges

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Challenge CTF Weight Category Has
shellcoder RCTF 2019 – Misc files wu 3
Buried_Treasure RITSEC 2026 – Reverse files wu 1