lohang: I got three #WordPress websites. According to emails I just received, two of them had been automatically updated to Wordpress 4.4.3 and one to 4.4.2! Why on earth is that?

I got three #WordPress websites. According to emails I just received, two of them had been automatically updated to Wordpress 4.4.3 and one to 4.4.2!

Why on earth is that?