b4r
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  2. linux kernel
  • prefetch attacks

    a short note on ASLR, KASLR, and how x86 prefetch timing can leak valid kernel address ranges through a side channel

    b b4r
    September 24, 2026
    5 min read
    linux linux kernel binary exploitation
  • 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
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