From 3afed4364790aebe0426077631af1e164a9650cc Mon Sep 17 00:00:00 2001
From: Vaxry <vaxry@vaxry.net>
Date: Sat, 18 May 2024 19:52:55 +0100
Subject: [PATCH] core: avoid uaf in resource_set_user_data

---
 src/main.cpp | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/src/main.cpp b/src/main.cpp
index 9b9ef95..654e2d2 100644
--- a/src/main.cpp
+++ b/src/main.cpp
@@ -723,11 +723,12 @@ const wl_interface {} = {{
     wl_list_remove(&resourceDestroyListener.link);
     wl_list_init(&resourceDestroyListener.link);
 
+    wl_resource_set_user_data(pResource, nullptr);
+
     // if we still own the wayland resource,
     // it means we need to destroy it.
     if (wl_resource_get_user_data(pResource) == this)
         wl_resource_destroy(pResource);
-    wl_resource_set_user_data(pResource, nullptr);
 }}
 
 void {}::onDestroyCalled() {{