Perbandingan Linux vs FreeBSD vs OpenBSD

linux (most of linux distribution):

Proteksi stack pake virtual address, randomize stack

handling overflow pakek SIGSEGV, stack bisa dioverwrite

mudah sekali bypass va

freebsd 6.1:

handling overflow pakek SIGSEGV, stack bisa di overwrite

bypass stack shield masih gagal coz i'm not freebsd user

openbsd 3.9:

handling overflow pakek SIGABRT, overflow di kill pakek sys_kill()

sulit sekali overwrite stack, proteksi non executable stack

it seems imposible to exploits stack overflow in openbsd

returning libc??sama kena SIGABRT

PoC :


freebsd ??

openbsd ??

Ada yang mau kasih tambahan referense bypass proteksi stack

di mesin bsd. thx jika ada referensi

Kecoak Elektronik Indonesia :: Lihat topik - stack overflow exploitation (Linux vs FreeBSD vs OpenBSD)

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