It doesn't matter. The Whatsapp exploit affected both IOS and Android: https://appleinsider.com/articles/19/05/13/whatsapp-vulnerab...
> Large amounts of data were exfiltrated from Bezos’s phone within hours
I could see a cross-platform WhatsApp message that leaked WhatsApp data?
As well as sending whatever is in its directory or using a local priv escalation.