bool RenderLayerCompositor::requiresOverhangLayers() const
{
    if (!isMainFrame())
        return false;

    if (scrollingCoordinator() && m_renderView->frameView()->hasOpaqueBackground())
        return true;

    return true;
}

The product receives input or data, but it does not validate or incorrectly validates that the input has the properties that are required to process the data safely and correctly.