diff --git a/drivers/android/binder.c b/drivers/android/binder.c
index 723e5a919c20b33641a0cc4eb7ea2b7c9ed9f646..266ce581e75176e471ac290a19e742f13ceb7d59 100644
--- a/drivers/android/binder.c
+++ b/drivers/android/binder.c
@@ -3555,6 +3555,7 @@ static void binder_transaction(struct binder_proc *proc,
 		 */
 		copy_size = object_offset - user_offset;
 		if (copy_size && (user_offset > object_offset ||
+				object_offset > tr->data_size ||
 				binder_alloc_copy_user_to_buffer(
 					&target_proc->alloc,
 					t->buffer, user_offset,