2025

  • the first chall about CVE-2025-5518 i've solved

    it is easy tho

    b b4r
    December 30, 2025
    6 min read
    vulnerability cve web exploitation ctf

  • reversing linux kernel is easy (?)

    a writeup of astroctf 2025 rev/ghost

    b b4r
    December 19, 2025
    1 min read
    reverse engineering linux kernel ctf