CTF challenges & writeups

26 challenges tagged #heap ✕ clear · browse all techniques

Challenge	CTF	Weight	Category	Has
house_of_fishing #largebin-attack #heap	TRX 2026	–	Pwn	files wu 2
slop_allocator #custom-allocator #heap	TRX 2026	–	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
popcorn #heap #use-after-free (uaf)#function-pointer-overwrite #ret2win	DeadSec 2023	23.96	Pwn	files wu 1
softshell #heap #linked-list #argument-count-mismatch #arbitrary-write	PatriotCTF 2023	24.52	Pwn	files src wu 1
cache #heap #use-after-free (uaf)#tcache #heap-leak	Defcamp 2022	–	Pwn	files wu 3
baby-rop #heap #use-after-free (uaf)#glibc-2.34 #stack-pivot #seccomp #orw	DiceCTF 2022	24.82	Pwn	files wu 3
word_games #heap #tcache-perthread-corruption #unsorted-bin-leak #libc-2.33	CSAW 2021 Quals	20.54	Pwn	files wu 2
Quotebook #heap #use-after-free (uaf)#function-pointer-overwrite	DaVinciCTF 2021	24.50	Pwn	files wu 2
SiceSiceBaby #heap #off-by-one-null #tcache #glibc	DiceCTF 2021	24.82	Pwn	files wu 1
flippidy #heap #double-free #tcache #glibc-2.27	DiceCTF 2021	24.82	Pwn	files wu 3
Jump_Is_Found #format-string #got-overwrite #heap	UMDCTF 2021	–	Pwn	files wu 1
Warmup #heap #tcache #libc-2.27	darkCON 2021	24.06	Pwn	files wu 1
nullptr #heap #mmap-threshold-overwrite #fsop #malloc-hook-overwrite	ALLES 2020	–	Misc	files wu 2
TiKToK #heap #off-by-one-null #chunk-overlap #unsorted-bin-leak	DawgCTF 2020	23.29	Misc	files wu 2
Lil_Chompy #use-after-free (uaf)#heap #arbitrary-read	SunshineCTF 2020	23.34	Misc	files wu 2
Online_Nonogram #heap #tcache #uninitialized	TokyoWesterns 2020	–	Misc	files wu 3
SPlaid_Birch #oob-index #splay-tree #heap	PlaidCTF 2019	95.72	Misc	files wu 3
SecureKarte #heap #tcache	TokyoWesterns 2019	–	Misc	files wu 3
Rnote4 #no-relro #got-overwrite #heap	RCTF 2018	–	Misc	files wu 2
klibrary #linux-kernel-exploitation #userfaultfd #heap	3kCTF 2021	24.14	Pwn	files wu 1
Just_another_heap #heap #null-pointer-write #write-what-where #got-overwrite	DCTF 2021	–	Pwn	files wu 1
faker #use-after-free (uaf)#heap #seccomp-orw-shellcode	3kCTF 2020	24.14	Misc	files wu 2
how-to-heap #heap #tcache-dup #malloc-hook-overwrite #safe-linking #libc-2.32	CyberSecurityRumble 2020	28.00	Misc	files wu 2
error_program #heap #use-after-free (uaf)#tcache #libc-2.27	Defenit 2020	23.88	Misc	files wu 3
HeapStormII #house-of-storm #unsorted-bin-attack #large-bin-attack #heap	0CTF 2018 Quals	–	Pwn	files wu 1

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