From 5cc55d078b7fba995cef77d195fac325ee288ddd Mon Sep 17 00:00:00 2001 From: Jacob Boerema Date: Thu, 13 Nov 2025 18:26:51 -0500 Subject: [PATCH] app: fix #15288 crash when loading malformed xcf ZDI-CAN-28376 vulnerability Add extra tests to not crash on a NULL g_class. --- app/core/gimpitemlist.c | 5 ++++- 1 file changed, 4 insertions(+), 1 deletion(-) diff --git a/app/core/gimpitemlist.c b/app/core/gimpitemlist.c index 93dfc83427..5aeb4916d8 100644 --- a/app/core/gimpitemlist.c +++ b/app/core/gimpitemlist.c @@ -345,7 +345,10 @@ gimp_item_list_named_new (GimpImage *image, g_return_val_if_fail (GIMP_IS_IMAGE (image), NULL); for (iter = items; iter; iter = iter->next) - g_return_val_if_fail (g_type_is_a (G_OBJECT_TYPE (iter->data), item_type), NULL); + { + g_return_val_if_fail (iter->data && ((GTypeInstance*) (iter->data))->g_class, NULL); + g_return_val_if_fail (g_type_is_a (G_OBJECT_TYPE (iter->data), item_type), NULL); + } if (! items) {