Urwah (may Allah have mercy on him) narrates that Umm al-Mu'mineen Sayyidah Aisha (may Allah be pleased with her) reports that the Messenger of Allah (ﷺ) used to kiss some of his wives while fasting, then she would laugh (because by "some" she meant herself).
Hadith Referenceالسنن المأثورة / باب صيام من أصبح جنبا / 303
Hadith Takhrijصحیح بخاری، الصوم، باب القبله للصائم، رقم : 1928، صحیح مسلم، الصيام، باب بيان ان القبلة فى الصوم ..... الخ، رقم : 1106