Nokia is quite consistent in terms of releasing Monthly Security updates and OS updates for Nokia smartphones. Nokia 2 and Nokia 8 Sirocco has started to receive a new update. Nokia 2 and Nokia 8 Sirocco updates brings the latest Android May security patch. Update changelog clears that update brings only May Android Security update.
Nokia 8 Sirocco update weighs around 82.5MB in size and Nokia 2 update weighs 88MB. Android May Security update brings fix for a critical security vulnerability in Media framework that could enable a remote attacker using a specially crafted file to execute arbitrary code within the context of a privileged process. Update can be checked through settings-> System -> software update.
Currently the update is available in India and US.