driver | Okan KURTULUS

Trusting the Wrong Pointer: From Kernel Memory Disclosure to SYSTEM in WinCDEmu’s Virtual CD Driver

Hello everyone, In this post, I want to walk through a Windows kernel driver research session that started as a simple curiosity and slowly turned into something much more interesting. The target was WinCDEmu’s kernel driver, BazisVirtualCDBus.sys. WinCDEmu is a […]

Okan Kurtuluş | Yayınlanan 22 July 202627 July 2026 by Okan Kurtuluş

Hunting Bugs in ElbyCDIO.sys: From a Simple IOCTL Review to Kernel Pointer Leak, Local DoS and Access Control Bypass

Hello everyone, I recently spent some time looking at ElbyCDIO.sys, the kernel driver installed by Virtual CloneDrive / Elaborate Bytes. My goal was not to throw random IOCTLs at the driver and hope for a crash. I wanted to treat […]

Okan Kurtuluş | Yayınlanan 1 July 20261 July 2026 by Okan Kurtuluş

İletişim