From:             DuMOHsmol at yandex dot ru
Operating system: Windows
PHP version:      5.3Git-2012-12-23 (snap)
Package:          *Regular Expressions
Bug Type:         Bug
Bug description:preg_peplace crash

Description:
------------
Hello, this code crashes Apache with PHP on Windows. I know that this regex
is not quite correct, but still.

The solution is to increase Apache stack, but I think there should be some
check in PHP to prevent crashing.

Test script:
---------------
$text = '
test_test_test_test_test_test_test_test_test_test_test_test_test_test_test
test_test_test_test_test_test_test_test_test_test_test_test_test_test_test
test_test_test_test_test_test_test_test_test_test_test_test_test_test_test
test_test_test_test_test_test_test_test_test_test_test_test_test_test_test
test_test_test_test_test_test_test_test_test_test_test_test_test_test_test
test_test_test_test_test_test_test_test_test_test_test_test_test_test_test
test_test_test_test_test_test_test_test_test_test_test_test_test_test_test
test_test_test_test_test_test_test_test_test_test_test_test_test_test_test
test_test_test_test_test_test_test_test_test_test_test_test_test_test_test
';

$text = preg_replace('/([\n]|.)*/','test',$text);

echo $text;


-- 
Edit bug report at https://bugs.php.net/bug.php?id=63840&edit=1
-- 
Try a snapshot (PHP 5.4):   
https://bugs.php.net/fix.php?id=63840&r=trysnapshot54
Try a snapshot (PHP 5.3):   
https://bugs.php.net/fix.php?id=63840&r=trysnapshot53
Try a snapshot (trunk):     
https://bugs.php.net/fix.php?id=63840&r=trysnapshottrunk
Fixed in SVN:               https://bugs.php.net/fix.php?id=63840&r=fixed
Fixed in release:           https://bugs.php.net/fix.php?id=63840&r=alreadyfixed
Need backtrace:             https://bugs.php.net/fix.php?id=63840&r=needtrace
Need Reproduce Script:      https://bugs.php.net/fix.php?id=63840&r=needscript
Try newer version:          https://bugs.php.net/fix.php?id=63840&r=oldversion
Not developer issue:        https://bugs.php.net/fix.php?id=63840&r=support
Expected behavior:          https://bugs.php.net/fix.php?id=63840&r=notwrong
Not enough info:            
https://bugs.php.net/fix.php?id=63840&r=notenoughinfo
Submitted twice:            
https://bugs.php.net/fix.php?id=63840&r=submittedtwice
register_globals:           https://bugs.php.net/fix.php?id=63840&r=globals
PHP 4 support discontinued: https://bugs.php.net/fix.php?id=63840&r=php4
Daylight Savings:           https://bugs.php.net/fix.php?id=63840&r=dst
IIS Stability:              https://bugs.php.net/fix.php?id=63840&r=isapi
Install GNU Sed:            https://bugs.php.net/fix.php?id=63840&r=gnused
Floating point limitations: https://bugs.php.net/fix.php?id=63840&r=float
No Zend Extensions:         https://bugs.php.net/fix.php?id=63840&r=nozend
MySQL Configuration Error:  https://bugs.php.net/fix.php?id=63840&r=mysqlcfg

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