Heap Memory - Pwning Tech

Heap Memory

The heap memory is one of the most interesting segments of process memory, the developer can dynamically set the size of heap themselves. Therefore, the developer can use runtime values for managing the heap, instead of using compile time constants such as the stack.

Linux Kernel Featured

Unleashing ksmbd: crafting remote exploits of the Linux kernel

December 22nd 2022: it's Christmas Thursday, one of the last workdays before the Christmas vacation starts. Whilst everyone was looking forward to opening presents from friends and family, the Zero Day Initiative decided to give the IT community a present as well: immense stress in the form of ZDI-22-1690, an

Binary Exploitation

Knote (HackTheBox)

Heya infosec folks, in this write-up we will cover the Knote (kernel-note) kernel-pwn challenge on HackTheBox. We can trigger a local privilege escalation attack by exploiting a use-after-free bug. The description of the challenge is as follows: Secure your secrets in the kernel space! Summary * What are kernel modules? * How