mirror of
https://github.com/GrapheneOS/hardened_malloc.git
synced 2024-07-05 19:11:29 +00:00
15 lines
296 B
C
15 lines
296 B
C
#include <stdlib.h>
|
|
|
|
#include <sys/mman.h>
|
|
|
|
__attribute__((optimize(0)))
|
|
int main(void) {
|
|
free(malloc(16));
|
|
char *p = mmap(NULL, 4096 * 16, PROT_READ|PROT_WRITE, MAP_ANONYMOUS|MAP_PRIVATE, -1, 0);
|
|
if (p == MAP_FAILED) {
|
|
return 1;
|
|
}
|
|
free(p + 4096 * 8);
|
|
return 0;
|
|
}
|