#39380 [NEW]: php crashes in preg_match

[corinl at gmx dot de]

From:             corinl at gmx dot de
Operating system: linux debian
PHP version:      5.2.0
PHP Bug Type:     Scripting Engine problem
Bug description:  php crashes in preg_match

Description:
------------
running the reproduce code crashes php 5.1.6 and 5.2.0 with a segmentation
fault.

--
(gdb) set args php_crash.php
(gdb) run
Starting program: /usr/bin/php php_crash.php
[Thread debugging using libthread_db enabled]
[New Thread -1486911808 (LWP 25359)]
ok1
Program received signal SIGSEGV, Segmentation fault.
[Switching to Thread -1486911808 (LWP 25359)]
0x080b167d in match (
    eptr=0xa73d1542 "t; schwierig<br />\r\n&gt;&lt; seltsam &gt;&lt;
sensibel &gt;&lt; spontan &gt;&lt; stur &gt;&lt; t&auml;towiert &gt;&lt;
treu &gt;&lt; unberechenbar <br />\r\n\r\n&gt;&lt; unentschlossen
&gt;&lt;ungeduldig&"...,
    ecode=0x880b9a8 ";", offset_top=2, md=0xaf9e2620, ims=4,
eptrb=0xaf1e8558,
    flags=2, rdepth=6454)
    at /usr/local/src/php-5.2.0/ext/pcre/pcrelib/pcre_exec.c:554
554     utf8 = md->utf8;       /* Local copy of the flag */
(gdb)


Reproduce code:
---------------
http://www.netskin.de/download/php_crash.php.txt

Expected result:
----------------
ok1
ok2


Actual result:
--------------
ok1
-> crashes before echo('ok2')

-- 
Edit bug report at http://bugs.php.net/?id=39380&edit=1
-- 
Try a CVS snapshot (PHP 4.4): 
http://bugs.php.net/fix.php?id=39380&r=trysnapshot44
Try a CVS snapshot (PHP 5.2): 
http://bugs.php.net/fix.php?id=39380&r=trysnapshot52
Try a CVS snapshot (PHP 6.0): 
http://bugs.php.net/fix.php?id=39380&r=trysnapshot60
Fixed in CVS:                 http://bugs.php.net/fix.php?id=39380&r=fixedcvs
Fixed in release:             
http://bugs.php.net/fix.php?id=39380&r=alreadyfixed
Need backtrace:               http://bugs.php.net/fix.php?id=39380&r=needtrace
Need Reproduce Script:        http://bugs.php.net/fix.php?id=39380&r=needscript
Try newer version:            http://bugs.php.net/fix.php?id=39380&r=oldversion
Not developer issue:          http://bugs.php.net/fix.php?id=39380&r=support
Expected behavior:            http://bugs.php.net/fix.php?id=39380&r=notwrong
Not enough info:              
http://bugs.php.net/fix.php?id=39380&r=notenoughinfo
Submitted twice:              
http://bugs.php.net/fix.php?id=39380&r=submittedtwice
register_globals:             http://bugs.php.net/fix.php?id=39380&r=globals
PHP 3 support discontinued:   http://bugs.php.net/fix.php?id=39380&r=php3
Daylight Savings:             http://bugs.php.net/fix.php?id=39380&r=dst
IIS Stability:                http://bugs.php.net/fix.php?id=39380&r=isapi
Install GNU Sed:              http://bugs.php.net/fix.php?id=39380&r=gnused
Floating point limitations:   http://bugs.php.net/fix.php?id=39380&r=float
No Zend Extensions:           http://bugs.php.net/fix.php?id=39380&r=nozend
MySQL Configuration Error:    http://bugs.php.net/fix.php?id=39380&r=mysqlcfg