From: [EMAIL PROTECTED]
Operating system: Linux
PHP version: 4.1.0
PHP Bug Type: mcrypt related
Bug description: some more crash
<pre>
<?
$secret_key = "this is a very secret key this is a very secret key this is
a very secret key" ;
$input = "Let us meet at 9 o'clock at the secret place.";
$modes = mcrypt_list_modes ();
foreach(mcrypt_list_algorithms() as $cipher)
{
$cipher_name = mcrypt_get_cipher_name($cipher);
echo "<b>$cipher_name ($cipher)</b>";
echo " (self test: ";
echo (mcrypt_module_self_test($cipher)) ? 'OK' : 'Error';
echo ")<hr>\n";
if ($cipher_name)
{
$mode_list = mcrypt_list_modes();
while(list(,$mode) = each($mode_list))
{
$iv_size = @mcrypt_get_iv_size ($cipher, $mode);
$iv = @mcrypt_create_iv ($iv_size,MCRYPT_RAND);
$td = @mcrypt_module_open ($cipher, "", $mode, "");
echo "mcrypt_module_open ($cipher, \"\", $mode, \"\")
- ";
if (!$td){
echo "failed";
}else{
echo "ok";
if (@mcrypt_generic_init($td, $key, $iv) != -1)
{
$c_t = mcrypt_generic ($td, $input);
@mcrypt_generic_init ($td, $key, $iv);
$p_t = mdecrypt_generic ($td, $c_t);
}
echo "(mdecrypt|mcrypt)_generic)$mode): ";
if (strncmp ($p_t, $input, strlen($input)) == 0)
echo "ok";
else
echo "error";
echo "\n";
}
echo "\n\n";
}
}
}
?>
(gdb) run -f new.php
Starting program: /export/work/php-4.1.1/./php -f new.php
<pre>
<b>Twofish (twofish)</b> (self test: OK)<hr>
mcrypt_module_open (twofish, "", ofb, "") - ok
Program received signal SIGSEGV, Segmentation fault.
0x40017c34 in ofb_LTX__mcrypt (buf=0x0, plaintext=0x83ce5ec, len=45,
blocksize=16, akey=0x0,
func=0x425eea30 <twofish_LTX__mcrypt_encrypt>, func2=0x425ef59c
<twofish_LTX__mcrypt_decrypt>) at ofb.c:114
114 memmove(buf->enc_s_register, buf->s_register,
blocksize);
(gdb) bt
#0 0x40017c34 in ofb_LTX__mcrypt (buf=0x0, plaintext=0x83ce5ec, len=45,
blocksize=16, akey=0x0,
func=0x425eea30 <twofish_LTX__mcrypt_encrypt>, func2=0x425ef59c
<twofish_LTX__mcrypt_decrypt>) at ofb.c:114
#1 0x4023d47d in mcrypt_enc_get_algorithms_name () at
mcrypt_modules.c:367
#2 0x4023c741 in mcrypt_generic (td=0x83cc2c0, plaintext=0x83ce5ec,
len=45) at mcrypt.c:165
#3 0x0814c185 in zif_mcrypt_generic (ht=2, return_value=0x83cc264,
this_ptr=0x0, return_value_used=1) at mcrypt.c:566
#4 0x081aae6a in execute (op_array=0x83c1e8c) at ./zend_execute.c:1590
#5 0x080e5239 in zend_execute_scripts (type=8, retval=0x0, file_count=3)
at zend.c:814
#6 0x080801c1 in php_execute_script (primary_file=0xbffff7f0) at
main.c:1307
#7 0x0807a8cc in main (argc=3, argv=0xbffff864) at cgi_main.c:738
#8 0x404f19cb in __libc_start_main (main=0x8079f34 <main>, argc=3,
argv=0xbffff864, init=0x8076e1c <_init>,
fini=0x82310d0 <_fini>, rtld_fini=0x4000aea0 <_dl_fini>,
stack_end=0xbffff85c) at ../sysdeps/generic/libc-start.c:92
--
Edit bug report at: http://bugs.php.net/?id=14691&edit=1
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