Challenges · ctf42

3859 challenges · browse all techniques

Challenge	CTF	Weight	Category	Has
Muktir_Shongket #jit-bytecode-verifier-executor-mismatch #jmp-into-literal #shellcode	BDSec 2026	15.62	Pwn	files wu 1
Phantom_Device #use-after-free (uaf)#refcount-mismatch #tcache-grooming #role-forgery	BDSec 2026	15.62	Pwn	files wu 1
Bosh #fault-injection-oracle	L3akCTF 2026	34.47	Pwn	files wu 1
LattiaVM #vm-stack-pointer-corruption	L3akCTF 2026	34.47	Pwn	files wu 1
LattiaVM_2 #vm-stack-pointer-corruption	L3akCTF 2026	34.47	Pwn	files wu 1
Piet #stack-depth-alias-primitive	L3akCTF 2026	34.47	Pwn	files wu 1
Piet_2 #saved-rbp-pivot	L3akCTF 2026	34.47	Pwn	files wu 1
Rudimentary_Calculator #null-byte-stack-leak	L3akCTF 2026	34.47	Pwn	files wu 1
Supervisor #seccomp-notify-escape	L3akCTF 2026	34.47	Pwn	files wu 1
Ez_Pwn #signed-integer-overflow	LYKNCTF 2026	–	Pwn	files wu 1
H34P_D3V1L #tcache-poisoning	LYKNCTF 2026	–	Pwn	files wu 1
Return_to_Lose #ret2win	LYKNCTF 2026	–	Pwn	files wu 1
RepusPing #ptr-guard-key-recovery	MntcrlCTF 2026	25.00	Pwn	files wu 1
doMonkeysSwim #static-rop #stack-buffer-overflow #stack-pivot #syscall	RITSEC 2026	–	Pwn	files wu 1
down_the_line #bootsector-pwn #heap-overflow	TRX 2026	–	Pwn	files wu 1
house_of_fishing #largebin-attack #heap	TRX 2026	–	Pwn	files wu 2
krwd #kernel-exploitation	TRX 2026	–	Pwn	files wu 1
slop_allocator #custom-allocator #heap	TRX 2026	–	Pwn	files wu 1
triforce #v8-exploitation #jit #type-confusion	TRX 2026	–	Pwn	files wu 1
SimpleNote #use-after-free (uaf)#tcache-poisoning #fastbin-fd-overwrite	BlitzCTF 2025	23.20	Pwn	files wu 1
oboe #kernel #heap-overflow #off-by-one #use-after-free (uaf)#rop #commit-creds #kpti-bypass	DiceCTF 2025 Quals	81.00	Pwn	files wu 1
LOKALTAL #cve-2023-21688	Hack.lu 2025	98.02	Pwn	files wu 1
messenger #page-level-uaf	LA 2025	–	Pwn	files wu 1
Invaders #godot-game-reversing	N0PSctf 2025	24.34	Pwn	files wu 1
Learning_OOP #heap-overflow #vtable #safe-linking-bypass	SekaiCTF 2025	55.00	Pwn	files wu 1
Beginner_Pwn_1 #stack-buffer-overflow	SwampCTF 2025	40.40	Pwn	files wu 1
Baby_Kernel #kernel-exploitation #use-after-free (uaf)#jop	UIUCTF 2025	–	Pwn	files wu 2
do_re_mi #mimalloc #heap-exploitation	UIUCTF 2025	–	Pwn	files wu 1
cratecrack #heap-uaf #ecdsa-nonce-bias	bi0sCTF 2025	95.79	Pwn	files wu 1
hangbuzz101 #kernel-dos #net-scheduler #qdisc	corCTF 2025	82.00	Pwn	files wu 1
zenerational_aura #retbleed #kernel-exploit #speculative-execution	corCTF 2025	82.00	Pwn	files wu 1
Floormat_Mega_Sale #format-string	1337UP 2024	–	Pwn	files wu 1
Retro2Win #stack-buffer-overflow #ret2win	1337UP 2024	–	Pwn	files wu 1
Rigged_Slot_Machine_2 #stack-buffer-overflow #stack-variable-overwrite	1337UP 2024	–	Pwn	files wu 1
UAP #use-after-free (uaf)#function-pointer-hijack	1337UP 2024	–	Pwn	files wu 1
XSS_Finder_Tool #v8-exploitation #browser-pwn	1337UP 2024	–	Pwn	files wu 1
baby_talk #heap #off-by-null #house-of-einherjar #tcache-poisoning #free-hook	DiceCTF 2024 Quals	54.40	Pwn	files wu 1
Seccomp_Hell #call-gate	HITCON 2024 Quals	100.00	Pwn	files wu 2
V8_SBX_Revenge #v8-sandbox	HITCON 2024 Quals	100.00	Pwn	files wu 1
setjmp #jmpbuf-hijack	HITCON 2024 Quals	100.00	Pwn	files wu 1