From 0f3daf70e4a5eaf848dace40eb2f5bdabb2ef296 Mon Sep 17 00:00:00 2001
From: Ad Schellevis <ad@opnsense.org>
Date: Mon, 1 Dec 2025 11:20:24 +0100
Subject: [PATCH] Services: Unbound DNS: Overrides - missing lock in 
 del_host_override action.

---
 .../app/controllers/OPNsense/Unbound/Api/SettingsController.php  | 1 +
 1 file changed, 1 insertion(+)

diff --git a/src/opnsense/mvc/app/controllers/OPNsense/Unbound/Api/SettingsController.php b/src/opnsense/mvc/app/controllers/OPNsense/Unbound/Api/SettingsController.php
index e11429b533..8c28aa2087 100644
--- a/src/opnsense/mvc/app/controllers/OPNsense/Unbound/Api/SettingsController.php
+++ b/src/opnsense/mvc/app/controllers/OPNsense/Unbound/Api/SettingsController.php
@@ -184,6 +184,7 @@ class SettingsController extends ApiMutableModelControllerBase
     public function delHostOverrideAction($uuid)
     {
         /* Make sure the linked aliases are deleted as well. */
+        Config::getInstance()->lock();
         $node = $this->getModel();
         foreach ($node->aliases->alias->iterateItems() as $alias_uuid => $alias) {
             if ($alias->host == $uuid) {