#49351 [NEW]: posix_setuid/posix_seteuid/posix_setgid/posix_setegid crashed apache

From: VJTD3 at VJTD3 dot com Operating system: Linux PHP version: 5.3.0 PHP Bug Type: POSIX related Bug description: posix_setuid/posix_seteuid/posix_setgid/posix_setegid crashed apache Description: ------------ apache Apache/2.2.13: env CFLAGS="-DBIG_SECURITY_HOLE" ./configure --enable-so && make && make install php 5.3.0: ./configure --with-apxs2 && make && make install -DBIG_SECURITY_HOLE allows for root startup (administrative builds for panels and such...) when this flag is used to compile apache, php will crash when posix_setuid posix_seteuid posix_setgid or posix_setegid are used to change the user/group. Reproduce code: --------------- <?php posix_seteuid(1000); posix_setegid(1000); posix_setuid(1000); posix_setgid(1000); ?> (make sure you use a number that has an actual user...) Expected result: ---------------- change to that user. Actual result: -------------- php and apache crash. -- Edit bug report at http://bugs.php.net/?id=49351&edit=1 -- Try a snapshot (PHP 5.2): http://bugs.php.net/fix.php?id=49351&r=trysnapshot52 Try a snapshot (PHP 5.3): http://bugs.php.net/fix.php?id=49351&r=trysnapshot53 Try a snapshot (PHP 6.0): http://bugs.php.net/fix.php?id=49351&r=trysnapshot60 Fixed in SVN: http://bugs.php.net/fix.php?id=49351&r=fixed Fixed in SVN and need be documented: http://bugs.php.net/fix.php?id=49351&r=needdocs Fixed in release: http://bugs.php.net/fix.php?id=49351&r=alreadyfixed Need backtrace: http://bugs.php.net/fix.php?id=49351&r=needtrace Need Reproduce Script: http://bugs.php.net/fix.php?id=49351&r=needscript Try newer version: http://bugs.php.net/fix.php?id=49351&r=oldversion Not developer issue: http://bugs.php.net/fix.php?id=49351&r=support Expected behavior: http://bugs.php.net/fix.php?id=49351&r=notwrong Not enough info: http://bugs.php.net/fix.php?id=49351&r=notenoughinfo Submitted twice: http://bugs.php.net/fix.php?id=49351&r=submittedtwice register_globals: http://bugs.php.net/fix.php?id=49351&r=globals PHP 4 support discontinued: http://bugs.php.net/fix.php?id=49351&r=php4 Daylight Savings: http://bugs.php.net/fix.php?id=49351&r=dst IIS Stability: http://bugs.php.net/fix.php?id=49351&r=isapi Install GNU Sed: http://bugs.php.net/fix.php?id=49351&r=gnused Floating point limitations: http://bugs.php.net/fix.php?id=49351&r=float No Zend Extensions: http://bugs.php.net/fix.php?id=49351&r=nozend MySQL Configuration Error: http://bugs.php.net/fix.php?id=49351&r=mysqlcfg