From: mb at insidetheweb dot de Operating system: PHP version: 5.2.9 PHP Bug Type: PCRE related Bug description: Seqfault with Regex
Description:
------------
When i do this Regex
#^\{\|(.*?)(?:^\|\+(.*?))?(^(?:((?R))|.)*?)^\|}#msi
on larger requests, it causes a seqfault.
You just need to be some chars above some kind of limit and you got the
error.
Reproduce code:
---------------
http://cvs.php.net/viewvc.cgi/pear/Text_Wiki/Text/Wiki/Parse/Mediawiki/Table.php?revision=1.11&view=markup
Its Text_Wiki_Mediawiki.
Expected result:
----------------
HTTPD Seqfault
--
Edit bug report at http://bugs.php.net/?id=47799&edit=1
--
Try a CVS snapshot (PHP 5.2):
http://bugs.php.net/fix.php?id=47799&r=trysnapshot52
Try a CVS snapshot (PHP 5.3):
http://bugs.php.net/fix.php?id=47799&r=trysnapshot53
Try a CVS snapshot (PHP 6.0):
http://bugs.php.net/fix.php?id=47799&r=trysnapshot60
Fixed in CVS:
http://bugs.php.net/fix.php?id=47799&r=fixedcvs
Fixed in CVS and need be documented:
http://bugs.php.net/fix.php?id=47799&r=needdocs
Fixed in release:
http://bugs.php.net/fix.php?id=47799&r=alreadyfixed
Need backtrace:
http://bugs.php.net/fix.php?id=47799&r=needtrace
Need Reproduce Script:
http://bugs.php.net/fix.php?id=47799&r=needscript
Try newer version:
http://bugs.php.net/fix.php?id=47799&r=oldversion
Not developer issue:
http://bugs.php.net/fix.php?id=47799&r=support
Expected behavior:
http://bugs.php.net/fix.php?id=47799&r=notwrong
Not enough info:
http://bugs.php.net/fix.php?id=47799&r=notenoughinfo
Submitted twice:
http://bugs.php.net/fix.php?id=47799&r=submittedtwice
register_globals:
http://bugs.php.net/fix.php?id=47799&r=globals
PHP 4 support discontinued: http://bugs.php.net/fix.php?id=47799&r=php4
Daylight Savings: http://bugs.php.net/fix.php?id=47799&r=dst
IIS Stability:
http://bugs.php.net/fix.php?id=47799&r=isapi
Install GNU Sed:
http://bugs.php.net/fix.php?id=47799&r=gnused
Floating point limitations:
http://bugs.php.net/fix.php?id=47799&r=float
No Zend Extensions:
http://bugs.php.net/fix.php?id=47799&r=nozend
MySQL Configuration Error:
http://bugs.php.net/fix.php?id=47799&r=mysqlcfg
