void kvm_release_pfn_clean(pfn_t pfn)
{
	WARN_ON(is_error_pfn(pfn));

	if (!kvm_is_mmio_pfn(pfn))
		put_page(pfn_to_page(pfn));
}

This vulnerability category highlights issues in resource management where failures to properly release memory, file handles, or other resources can degrade system performance or enable denial-of-service conditions.