Section 421. Protection of identities of certain United States undercover intelligence officers, agents, informants, and sources
(a) Disclosure of information by persons having or having had access to classified information that identifies covert agent
(b) Disclosure of information by persons who learn identity of covert agents as result of having access to classified information
(c) Disclosure of information by persons in course of pattern of activities intended to identify and expose covert agents
Somebody do some research on this one, please:
Rove was fired from the 1992 Bush presidential campaign after he planted a negative story with columnist Robert Novak about dissatisfaction with campaign fundraising chief and Bush loyalist Robert Mosbacher Jr. It was smoked out, and he was summarily ousted.