kernel hacking simple to get started-vulnerability warning-the black bar safety net

User space and kernel space --------------------------- linux is a protected mode ofoperating system. It has been working on the i386 cpu protected mode. Memory is divided into two elements: a kernel area and a user area. （Translator's note: I think it is so called relatively smooth） The kernel...

linux/x86 anti-debug trick (INT 3h trap) + execve /bin/sh 39 bytes

Exploit for linux/x86 platform in category shellcode ================================================================== linux/x86 anti-debug trick INT 3h trap + execve /bin/sh 39 bytes ================================================================== / linux/x86 anti-debug trick INT 3h trap +...

FreeBSD : php -- memory_limit related vulnerability (dd7aa4f1-102f-11d9-8a8a-000c41e2cdad)

Stefan Esser of e-matters discovered a condition within PHP that may lead to remote execution of arbitrary code. The memorylimit facility is used to notify functions when memory contraints have been met. Under certain conditions, the entry into this facility is able to interrupt functions such as...

linux/x86 chmod 666 /etc/shadow 41 bytes

linux/x86 chmod 666 /etc/shadow 41 bytes. Shellcode exploit for linx86 platform / [email protected] 0x04abril0x7d2 int syschmodconst char filename, modet mode ... Utilizando la interrupcion 15chmod, asignando el octal 0666 al archivo deseado. En este caso /etc/shadow Hice unas...

Fedora Core 1 : kernel-2.4.22-1.2129.nptl (2003-026)

The kernel shipped with Fedora Core 1 was vulnerable to a bug in the error return on a concurrent fork with threaded exit which could be exploited by a user level program to crash the kernel. In addition to this bug fix, the changelog below details various other non-security fixes that have been...

CVE-1999-1443

CVE-1999-1443 relates to Micah Software Full Armor Network Configurator and Zero Administration. Local attackers with physical access can bypass desktop protection via (1) initiating CTRL+ALT+DEL and terminating the process with Task Manager, (2) booting from an alternate disk, or (3) interruptin...