4 files changed, 7 insertions, 7 deletions
diff --git a/scene/2d/cpu_particles_2d.h b/scene/2d/cpu_particles_2d.h
index 3fd1c7fd0f..00e399b703 100644
--- a/scene/2d/cpu_particles_2d.h
+++ b/scene/2d/cpu_particles_2d.h
@@ -152,8 +152,8 @@ private:
 	Vector2 direction = Vector2(1, 0);
 	real_t spread = 45.0;
 
-	real_t parameters_min[PARAM_MAX];
-	real_t parameters_max[PARAM_MAX];
+	real_t parameters_min[PARAM_MAX] = {};
+	real_t parameters_max[PARAM_MAX] = {};
 
 	Ref<Curve> curve_parameters[PARAM_MAX];
 	Color color;
diff --git a/scene/3d/cpu_particles_3d.h b/scene/3d/cpu_particles_3d.h
index d84b0aedd2..55c66632e2 100644
--- a/scene/3d/cpu_particles_3d.h
+++ b/scene/3d/cpu_particles_3d.h
@@ -156,7 +156,7 @@ private:
 	real_t spread = 45.0;
 	real_t flatness = 0.0;
 
-	real_t parameters_min[PARAM_MAX];
+	real_t parameters_min[PARAM_MAX] = {};
 	real_t parameters_max[PARAM_MAX] = {};
 
 	Ref<Curve> curve_parameters[PARAM_MAX];
diff --git a/scene/resources/particle_process_material.h b/scene/resources/particle_process_material.h
index fe4741d6e5..d88a5b511c 100644
--- a/scene/resources/particle_process_material.h
+++ b/scene/resources/particle_process_material.h
@@ -265,9 +265,9 @@ private:
 	float spread = 0.0f;
 	float flatness = 0.0f;
 
-	float params_min[PARAM_MAX];
-	float params_max[PARAM_MAX];
-	float params[PARAM_MAX];
+	float params_min[PARAM_MAX] = {};
+	float params_max[PARAM_MAX] = {};
+	float params[PARAM_MAX] = {};
 
 	Ref<Texture2D> tex_parameters[PARAM_MAX];
 	Color color;
diff --git a/scene/resources/surface_tool.cpp b/scene/resources/surface_tool.cpp
index 9829c7e86b..94967352c8 100644
--- a/scene/resources/surface_tool.cpp
+++ b/scene/resources/surface_tool.cpp
@@ -986,7 +986,7 @@ void SurfaceTool::append_from(const Ref<Mesh> &p_existing, int p_surface, const
 		format = 0;
 	}
 
-	uint32_t nformat;
+	uint32_t nformat = 0;
 	LocalVector<Vertex> nvertices;
 	LocalVector<int> nindices;
 	_create_list(p_existing, p_surface, &nvertices, &nindices, nformat);