src: Add nullptr handling for NativeKeyObject

Fixes: #56899

Author: wooffie

src/crypto/crypto_keys.cc

@@ -1063,6 +1063,7 @@ void NativeKeyObject::New(const FunctionCallbackInfo<Value>& args) {
   CHECK_EQ(args.Length(), 1);
   CHECK(args[0]->IsObject());
   KeyObjectHandle* handle = Unwrap<KeyObjectHandle>(args[0].As<Object>());
+  CHECK_NOT_NULL(handle);
   new NativeKeyObject(env, args.This(), handle->Data());
 }