Bug #76276 [Com]: PCRE Segmentation fault before PHP7

Edit report at https://bugs.php.net/bug.php?id=76276&edit=1 ID: 76276 Comment by: spam2 at rhsoft dot net Reported by: drealecs at gmail dot com Summary: PCRE Segmentation fault before PHP7 Status: Open Type: Bug Package: PCRE related Operating System: Linux PHP Version: 5.6.36 Block user comment: N Private report: N New Comment: > There seems to be a buffer overflow in all > PHP version 4.* and 5.* but not on PHP 7.* so why do you bother to write a new bugreport at 2018-04-27 given that the only 2 supported versions are 7.1 and 7.2? Previous Comments: ------------------------------------------------------------------------ [2018-04-27 14:37:55] drealecs at gmail dot com https://3v4l.org/RJt1X ------------------------------------------------------------------------ [2018-04-27 14:36:34] drealecs at gmail dot com Description: ------------ There seems to be a buffer overflow in all PHP version 4.* and 5.* but not on PHP 7.* Test script: --------------- $string = ''; for ($i = 0; $i < 10000; $i++) { $string .= chr(rand(65, 122)); } echo "Calling preg_match_all()\n"; preg_match_all('/(\D|3)*/', $string, $matches); echo "It didn't broke php\n"; Expected result: ---------------- Calling preg_match_all() It didn't broke php Actual result: -------------- Calling preg_match_all() Segmentation fault ------------------------------------------------------------------------ -- Edit this bug report at https://bugs.php.net/bug.php?id=76276&edit=1