From:             alp at rsu dot ru
Operating system: ubuntu linux 12.04 
PHP version:      5.4Git-2012-06-01 (Git)
Package:          Unknown/Other Function
Bug Type:         Bug
Bug description:php-fpm segfaults (null passed to strstr)

Description:
------------
In sapi/fpm/fpm/fpm_status.c NULL can be passed to strstr, which leads to
php-fpm crash with:
(gdb) bt
#0  __strstr_sse42 (s1=0x0, s2=<optimized out>) at
../sysdeps/x86_64/multiarch/strstr.c:175
#1  0x0000000000736d13 in fpm_status_handle_request () at
/home/alp/build/php5-5.3.10/sapi/fpm/fpm/fpm_status.c:128
#2  0x000000000042b4ab in main (argc=11237155, argv=0x0) at
/home/alp/build/php5-5.3.10/sapi/fpm/fpm/fpm_main.c:1809

The crash happens when monitoring software access php-fpm status page.


-- 
Edit bug report at https://bugs.php.net/bug.php?id=62205&edit=1
-- 
Try a snapshot (PHP 5.4):            
https://bugs.php.net/fix.php?id=62205&r=trysnapshot54
Try a snapshot (PHP 5.3):            
https://bugs.php.net/fix.php?id=62205&r=trysnapshot53
Try a snapshot (trunk):              
https://bugs.php.net/fix.php?id=62205&r=trysnapshottrunk
Fixed in SVN:                        
https://bugs.php.net/fix.php?id=62205&r=fixed
Fixed in SVN and need be documented: 
https://bugs.php.net/fix.php?id=62205&r=needdocs
Fixed in release:                    
https://bugs.php.net/fix.php?id=62205&r=alreadyfixed
Need backtrace:                      
https://bugs.php.net/fix.php?id=62205&r=needtrace
Need Reproduce Script:               
https://bugs.php.net/fix.php?id=62205&r=needscript
Try newer version:                   
https://bugs.php.net/fix.php?id=62205&r=oldversion
Not developer issue:                 
https://bugs.php.net/fix.php?id=62205&r=support
Expected behavior:                   
https://bugs.php.net/fix.php?id=62205&r=notwrong
Not enough info:                     
https://bugs.php.net/fix.php?id=62205&r=notenoughinfo
Submitted twice:                     
https://bugs.php.net/fix.php?id=62205&r=submittedtwice
register_globals:                    
https://bugs.php.net/fix.php?id=62205&r=globals
PHP 4 support discontinued:          
https://bugs.php.net/fix.php?id=62205&r=php4
Daylight Savings:                    https://bugs.php.net/fix.php?id=62205&r=dst
IIS Stability:                       
https://bugs.php.net/fix.php?id=62205&r=isapi
Install GNU Sed:                     
https://bugs.php.net/fix.php?id=62205&r=gnused
Floating point limitations:          
https://bugs.php.net/fix.php?id=62205&r=float
No Zend Extensions:                  
https://bugs.php.net/fix.php?id=62205&r=nozend
MySQL Configuration Error:           
https://bugs.php.net/fix.php?id=62205&r=mysqlcfg

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