Kuric scored 18 points and Siva netted 16. Gorgui Dieng finished with 14 points and 12 rebounds for the Cardinals (9-0).
All of Louisville's wins have come at home. The Cardinals don't play a road contest until a Dec. 31 visit to Kentucky.
Melquan Bolding led the Knights (1-8) with a game-high 23 points, and George Goode added 17 and 12 boards.