Comment by spindritf

Use their official repository[1] for the latest stable releases

    deb http://nginx.org/packages/ubuntu/ precise nginx
    deb-src http://nginx.org/packages/ubuntu/ precise nginx

Those are updated very quickly. I haven't timed it but I'm yet to see an advisory before an update is available.

[1] http://wiki.nginx.org/Install#Official_Debian.2FUbuntu_packa...