He is in deep very deep.
Without any evidence, and like it or not, to date, none of the emails from the DNC, or State or the Clinton Foundation tie Obama to any of it.
At best he turned a blind eye... Obama is not Clinton... I would be hard pressed to believe he was active in any of her shenanigans to bankroll her slush fund... aware of it, probably, actively part of it? Doubtful.