Bug #63398 [Opn]: Segfault when polling closed link

Edit report at https://bugs.php.net/bug.php?id=63398&edit=1 ID: 63398 Updated by: laruence@php.net Reported by: aeryaguzov at gmail dot com Summary: Segfault when polling closed link Status: Open Type: Bug Package: MySQLi related Operating System: Ubuntu 12.04 PHP Version: 5.4.8 -Assigned To: +Assigned To: mysql Block user comment: N Private report: N New Comment: a quick fix is: diff --git a/ext/mysqli/mysqli_nonapi.c b/ext/mysqli/mysqli_nonapi.c index 2b6a1af..c51fadd 100644 --- a/ext/mysqli/mysqli_nonapi.c +++ b/ext/mysqli/mysqli_nonapi.c @@ -695,6 +695,9 @@ static int mysqlnd_zval_array_from_mysqlnd_array(MYSQLND **in_array, zval *out_a { MY_MYSQL *mysql; mysqli_object *intern = (mysqli_object *)zend_object_store_get_object(*elem TSRMLS_CC); + if (!intern->ptr) { + continue; + } mysql = (MY_MYSQL *) ((MYSQLI_RESOURCE *)intern->ptr)- >ptr; if (mysql->mysql == *p) { zend_hash_next_index_insert(new_hash, (void *)elem, sizeof(zval *), (void **)&dest_elem); Previous Comments: ------------------------------------------------------------------------ [2012-10-30 13:40:56] aeryaguzov at gmail dot com Description: ------------ Try to poll already closed connection caused segfault Test script: --------------- $link = new mysqli('host', 'user', 'password', 'db', 'port'); mysqli_close($link); $read = $error = $reject = array(); $read[] = $error[] = $reject[] = $link; mysqli_poll($read, $error, $reject, 1); ------------------------------------------------------------------------ -- Edit this bug report at https://bugs.php.net/bug.php?id=63398&edit=1