The official Security+OS update tracker page for Nokia smartphones has been updated on June 09, 2020, by Nokia Mobile (HMD) with details about the availability of the May/June Security update 2020 for all Nokia smartphones. As you may be already aware the page lists Build number and details like whether it is just a security patch or firmware update + security patch for a particular device.
As per the latest updated information provided on the page, the May Security update is shown to be available for most of the Nokia smartphones. Nokia 3.2, 4.2, 6.2 and 7.2 are the only ones to receive the June security update. You can click here for our detailed coverage of all software update news related to Nokia smartphones.
In case the security update is not yet available for your Nokia smartphone, you should check the build number of your smartphone and confirm it with the information provided on the page. If the build number for a particular device is mentioned in the list then only it gets the update.