Bug #75810 [NEW]: getenv with valid varname crashes ntdll.dll

From: laurinkeithdavis at gmail dot com Operating system: Windows 10 x64 Pro PHP version: 7.1.13 Package: PHP options/info functions Bug Type: Bug Bug description:getenv with valid varname crashes ntdll.dll Description: ------------ Any specific varname, if that environment variable name actually exists, crashes PHP. If you put a non-valid environment variable name, that does not crash and no value (getenv()), dumps the whole array, and does not crash. Test script: --------------- <?php echo getenv("PATH"); Expected result: ---------------- Value of the indicated environment variable. Actual result: -------------- Internal Server Error 500 AND Log Name: Application Source: Application Error Date: 1/12/2018 12:46:03 PM Event ID: 1000 Task Category: (100) Level: Error Keywords: Classic User: N/A Computer: KDAVIS.pridedallas.com Description: Faulting application name: php-cgi.exe, version: 7.1.13.0, time stamp: 0x5a4d3a49 Faulting module name: ntdll.dll, version: 10.0.16299.192, time stamp: 0x16e7ff7f Exception code: 0xc0000374 Fault offset: 0x000da8b9 Faulting process id: 0x1ecc Faulting application start time: 0x01d38bd593ca174a Faulting application path: C:\PHP\php-cgi.exe Faulting module path: C:\WINDOWS\SYSTEM32\ntdll.dll Report Id: c4b5c9e2-dcb6-4f21-9b32-457689bce66a Faulting package full name: Faulting package-relative application ID: -- Edit bug report at https://bugs.php.net/bug.php?id=75810&edit=1 -- Try a snapshot (PHP 5.4): https://bugs.php.net/fix.php?id=75810&r=trysnapshot54 Try a snapshot (PHP 5.5): https://bugs.php.net/fix.php?id=75810&r=trysnapshot55 Try a snapshot (trunk): https://bugs.php.net/fix.php?id=75810&r=trysnapshottrunk Fixed in SVN: https://bugs.php.net/fix.php?id=75810&r=fixed Fixed in release: https://bugs.php.net/fix.php?id=75810&r=alreadyfixed Need backtrace: https://bugs.php.net/fix.php?id=75810&r=needtrace Need Reproduce Script: https://bugs.php.net/fix.php?id=75810&r=needscript Try newer version: https://bugs.php.net/fix.php?id=75810&r=oldversion Not developer issue: https://bugs.php.net/fix.php?id=75810&r=support Expected behavior: https://bugs.php.net/fix.php?id=75810&r=notwrong Not enough info: https://bugs.php.net/fix.php?id=75810&r=notenoughinfo Submitted twice: https://bugs.php.net/fix.php?id=75810&r=submittedtwice register_globals: https://bugs.php.net/fix.php?id=75810&r=globals PHP 4 support discontinued: https://bugs.php.net/fix.php?id=75810&r=php4 Daylight Savings: https://bugs.php.net/fix.php?id=75810&r=dst IIS Stability: https://bugs.php.net/fix.php?id=75810&r=isapi Install GNU Sed: https://bugs.php.net/fix.php?id=75810&r=gnused Floating point limitations: https://bugs.php.net/fix.php?id=75810&r=float No Zend Extensions: https://bugs.php.net/fix.php?id=75810&r=nozend MySQL Configuration Error: https://bugs.php.net/fix.php?id=75810&r=mysqlcfg