archive_read_support_format_zip(struct archive *a)
{
	int r;
	r = archive_read_support_format_zip_streamable(a);
	if (r != ARCHIVE_OK)
		return r;
	return (archive_read_support_format_zip_seekable(a));
}

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.