Bug #51860 [Opn->Fbk]: Include fails with toplevel symlink to /

From: Date: Thu, 20 May 2010 12:14:58 +0000
Subject: Bug #51860 [Opn->Fbk]: Include fails with toplevel symlink to /
References: 1  Groups: php.bugs 
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Edit report at http://bugs.php.net/bug.php?id=51860&edit=1

 ID:          51860
 Updated by:  mike@php.net
 Reported by: stephan dot suerken at 1und1 dot de
 Summary:     Include fails with toplevel symlink to /
-Status:      Open
+Status:      Feedback
 Type:        Bug
 Package:     Reproducible crash
 PHP Version: 5.3.2



Previous Comments:
------------------------------------------------------------------------
[2010-05-20 14:14:47] mike@php.net

You think anybody's goind to untar something in his root AS root?
Please provide some proper steps to reproduce, thank you.

------------------------------------------------------------------------
[2010-05-19 16:46:20] stephan dot suerken at 1und1 dot de

Description:
------------
Tarball: http://stephan-suerken.de/tmp/php53include.tar.gz

Hi,

with a certain directory setup (symlink pointing to /, see file tree in
php53include.tar.gz) plus script call syntax (see scripts "ok" and
"fail" scripts in tarball), including a file meekly fails.

I have not completely debugged it, but afaics "php_resolve_path" fails
were it should not; I suspect some of the "canonize path" functions
wrongly give an error here.

Thanks,

Stephan

Test script:
---------------
Steps to reproduce:

1. Download: http://stephan-suerken.de/tmp/php53include.tar.gz
[as root]
2. cd /
3. tar xfz php53include.tar.gz
4. /phptest/fail


Expected result:
----------------
# manwe(CHROOT:sid-ui): /phptest
# root? ./ok 
/phpinclude/inc123.php: OK, INCLUDED



Actual result:
--------------
# manwe(CHROOT:sid-ui): /phptest
# root? ./fail
PHP Warning:  require(/phplink/phpinclude/inc123.php): failed to open
stream: No such file or directory in /phptest/test.php on line 2
PHP Fatal error:  require(): Failed opening required
'/phplink/phpinclude/inc123.php'
(include_path='.:/usr/share/php:/usr/share/pear') in /phptest/test.php
on line 2




------------------------------------------------------------------------



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Edit this bug report at http://bugs.php.net/bug.php?id=51860&edit=1


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