Q: If a man kisses his wife or a non-mehram without touching her, does the wudhu break? That is, he never touched her with the hand; it was just a peck on the cheek. (Shaafi' Math-hab)
A: Wudhu breaks by kissing the wife or a non-mehram, even if the man did not touch the female with the naked hand. (Al-Haawi fee Al-Fiqh As-Shaafi’)