DZONERZY's Blog https://libdzonerzy.so/ 2026-08-03T00:00:00Z HeartAttACK: An SCTP HEARTBEAT ACK Control-Queue Use-After-Free https://libdzonerzy.so/articles/heartattack-sctp-control-queue-uaf.html 2026-08-03T00:00:00Z 2026-08-03T00:00:00Z DZONERZY How a parked SCTP heartbeat reply kept a raw pointer to a transport that ASCONF had already freed, and how I rode that 14-year-old lifetime bug to a deterministic, race-free local root on the Ubuntu 7.0.0-28-generic kernel - whole-slab cross-cache recycling, a verification-tag overlap oracle, and a rewritten f_mode in struct file. No ROP, no shellcode, KASLR untouched Neural Backdoors - When Your AI Has a Secret Agenda https://libdzonerzy.so/articles/neural-backdoors-when-your-ai-has-a-secret-agenda.html 2026-01-21T00:00:00Z 2026-01-21T00:00:00Z DZONERZY A weekend journey into neural network security, poisoned datasets, and why detecting backdoors is harder than you think From zero to botnet https://libdzonerzy.so/articles/glinet-from-zero-to-botnet.html 2023-10-19T00:00:00Z 2023-10-19T00:00:00Z DZONERZY GL.iNet going wild (RCE + Botnet)