Firearms Information Use Act of 2008 - Amends the Consolidated Appropriations Act, 2008 to repeal restrictions on the disclosure of the content of the Firearms Trace System database.
Requires the Attorney General to provide firearms information relating to law enforcement, national security, or intelligence purposes that is requested by law enforcement and federal agencies, Members of Congress, or state and tribal officials.
Prohibits the public disclosure of firearms information that: (1) identifies any undercover law enforcement officer or informant; (2) contains specific information relating to any case under investigation; or (3) includes the name, address, or any identifying information of a lawful purchaser of any firearm.
Restricts the use of information contained in the Firearms Trace System database in civil proceedings.