fixed possible SQL injection using database name

ChangeLog

@@ -33,6 +33,9 @@ $HeadURL: https://phpmyadmin.svn.sourceforge.net/svnroot/phpmyadmin/trunk/phpMyA
 - bug #1826022 [privileges] unable to add user (MySQL 3.23) since PMA 2.11.2
 - bug #1823045 [import] Error importing file with lowercase "delimiter"
 
+2.11.2.1 (not yet released)
+- fixed possible SQL injection using database name
+
 2.11.2.0 (2007-10-27)
 - patch #1791576 HTTP auth: support REDIRECT_REMOTE_USER, thanks to Allard
 + [lang] Serbian update, thanks to Mihailo Stefanovic

server_privileges.php

@@ -1993,7 +1993,7 @@ if (empty($_REQUEST['adduser']) && (! isset($checkprivs) || ! strlen($checkprivs
     $sql_query =
         '(SELECT ' . $list_of_privileges . ', `Db`'
         .' FROM `mysql`.`db`'
-        .' WHERE \'' . $checkprivs . "'"
+        .' WHERE \'' . PMA_sqlAddslashes($checkprivs) . "'"
         .' LIKE `Db`'
         .' AND NOT (' . $list_of_compared_privileges. ')) '
         .'UNION '