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-rw-r--r--system/database/DB_driver.php2
-rw-r--r--system/database/drivers/mysql/mysql_driver.php2
-rw-r--r--system/database/drivers/mysqli/mysqli_driver.php2
-rw-r--r--user_guide/changelog.html1
4 files changed, 4 insertions, 3 deletions
diff --git a/system/database/DB_driver.php b/system/database/DB_driver.php
index 390d5570b..d7f17ccb8 100644
--- a/system/database/DB_driver.php
+++ b/system/database/DB_driver.php
@@ -822,7 +822,7 @@ class CI_DB_driver {
return FALSE;
}
- if (FALSE === ($sql = $this->_list_columns($this->_protect_identifiers($table, TRUE, NULL, FALSE))))
+ if (FALSE === ($sql = $this->_list_columns($table)))
{
if ($this->db_debug)
{
diff --git a/system/database/drivers/mysql/mysql_driver.php b/system/database/drivers/mysql/mysql_driver.php
index 85a6ef4a0..bd60d9ffe 100644
--- a/system/database/drivers/mysql/mysql_driver.php
+++ b/system/database/drivers/mysql/mysql_driver.php
@@ -408,7 +408,7 @@ class CI_DB_mysql_driver extends CI_DB {
*/
function _list_columns($table = '')
{
- return "SHOW COLUMNS FROM ".$table;
+ return "SHOW COLUMNS FROM ".$this->_protect_identifiers($table, TRUE, NULL, FALSE);
}
// --------------------------------------------------------------------
diff --git a/system/database/drivers/mysqli/mysqli_driver.php b/system/database/drivers/mysqli/mysqli_driver.php
index 5d7200fbd..d0e2defec 100644
--- a/system/database/drivers/mysqli/mysqli_driver.php
+++ b/system/database/drivers/mysqli/mysqli_driver.php
@@ -409,7 +409,7 @@ class CI_DB_mysqli_driver extends CI_DB {
*/
function _list_columns($table = '')
{
- return "SHOW COLUMNS FROM ".$table;
+ return "SHOW COLUMNS FROM ".$this->_protect_identifiers($table, TRUE, NULL, FALSE);
}
// --------------------------------------------------------------------
diff --git a/user_guide/changelog.html b/user_guide/changelog.html
index 4214a0de5..713f012a2 100644
--- a/user_guide/changelog.html
+++ b/user_guide/changelog.html
@@ -75,6 +75,7 @@ SVN Revision: </p>
<li>Database
<ul>
<li>Semantic change to db->version() function to allow a list of exceptions for databases with functions to return version string instead of specially formed SQL queries. Currently this list only includes Oracle and SQLite.</li>
+ <li>Fixed a bug where driver specific table identifier protection could lead to malformed queries in the <kbd>field_data()</kbd> functions.</li>
</ul>
</li>
<li>Helpers