Bug #54798 [Opn->Asn]: Segfault when CURLOPT_STDERR file pointer is closed before calling curl_exec

Edit report at http://bugs.php.net/bug.php?id=54798&edit=1 ID: 54798 Updated by: felipe@php.net Reported by: shein@php.net Summary: Segfault when CURLOPT_STDERR file pointer is closed before calling curl_exec -Status: Open +Status: Assigned Type: Bug Package: cURL related Operating System: Ubuntu Linux 11.04 x86 PHP Version: trunk-SVN-2011-05-17 (SVN) -Assigned To: +Assigned To: iliaa Block user comment: N Private report: N Previous Comments: ------------------------------------------------------------------------ [2011-05-17 16:25:32] shein@php.net Description: ------------ Related to http://bugs.php.net/bug.php?id=48203 Curl crashes when CURLOPT_STDERR file pointer is closed before calling curl_exec(), i.e. $fp = fopen(dirname(__FILE__) . '/bug48203.tmp', 'w'); $ch = curl_init(); curl_setopt($ch, CURLOPT_VERBOSE, 1); curl_setopt($ch, CURLOPT_STDERR, $fp); curl_setopt($ch, CURLOPT_URL, getenv("PHP_CURL_HTTP_REMOTE_SERVER")); fclose($fp); // <-- premature close of $fp caused a crash! curl_exec($ch); // segfault Error is reproduced on latest svn php5.3, php5.4 and trunk Fix is also attached here. Test script: --------------- Full test script is available here: http://svn.php.net/viewvc/php/php-src/trunk/ext/curl/tests/bug48203.phpt?view=markup Expected result: ---------------- No segfault, see test script Actual result: -------------- Segfault ------------------------------------------------------------------------ -- Edit this bug report at http://bugs.php.net/bug.php?id=54798&edit=1