tsune Help

Advent Calendar 2025

Hi, I'm tsune. Here and child topic are written for advent calendar 2025

Since my skills issue, what the sadly I couldn't contribute for team recently.

I'll solve and push writeup day by day.

Category

Monday: pwn

Tuesday: pwn

Wednesday: pwn

Thursday: pwn

Friday: pwn

Saturday: pwn

Sunday: pwn

Calendar

challenge

summary

category

difficultly

link

V1T CTF: Waddler

ret2win

pwn

baby

2025-1

V1T CTF: WakeCall

rop

pwn

baby

2025-2

V1T CTF: Feather Father

32-bit lsb rop

pwn

baby

2025-3

V1T CTF: Faulty Announcer

fsb

pwn

baby

2025-4

V1T CTF: Echo Net

canary leak, 32-bit lsb rop

pwn

easy

2025-5

V1T CTF: Leave It

stack pivot, rop

pwn

easy

2025-6

PWNSEC CTF: pet-management

heap bof

pwn

medium

2025-7, 2025-8

smiley CTF: blargh

kernel

pwn

easy

2025-9

smiley CTF: baby rop

stack based bof

pwn

medium

2025-10

CSAW CTF: overflow me

stack based bof

pwn

baby

2025-11

CSAW CTF: power up

luck challenge

pwn

baby

2025-11

CSAW CTF: coloney defence

uaf

pwn

hard

2025-12

CSAW CTF: arm rop

aarch64 rop

pwn

medium

2025-13

CSAW CTF: celestrial cafeteria

uaf

pwn

medium

2025-14

N1 CTF: ktou

race condition, kernel

pwn

medium

2025-15

N1 CTF: nipple

tbd

pwn

hard

2025-16

SECCON CTF: Make a Rop Great Again

stack bof

pwn

hard

2025-17

SECCON CTF: baby qemu

vm escape

pwn

medium

2025-18

template

Challenge information

  • CTF:

  • Challenge:

  • Solves:

  • Description:

  • Time-wasting to solve: x min

Writeup

Last modified: 25 November 2025