论坛 › Solaris › SUNOS printf NULL core 验证

bskay 发表于 2013-10-24 08:29

SUNOS printf NULL core 验证

$ cat a.cpp
#include <stdlib.h>
#include <stdio.h>
int main()
{
char * pch = NULL;
printf("aa%s,\n",pch);
return 0;
}

$ CC a.cpp -o a2
$ ./a2
aa,
$ export LD_PRELOAD=
$ CC a.cpp -o a1
$ ./a1
Segmentation Fault (core dumped)
$ export LD_PRELOAD=/usr/lib/0@0.so.1
$ CC a.cpp -o a2
$ ./a2
aa,
$

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