Wachtell Lipton Rosen & Katz wants regulators to take definitive actions against short-sellers and launch a sweeping review of the credit default swap (CDS) market to stave off a wider Wall Street crisis.

So say several memorandums penned during the past week by executive committee co-chair and banking transactions rainmaker Edward Herlihy, 14-year Securities & Exchange Commission (SEC) veteran and firm of counsel Theodore Levine and associate Carmen Woo.