After changing the group to unix-group:sudo I could not reproduce this bug. Are you sure the user you tested this for was only in the admin group and not the sudo group (which is also given permission to upgrade without password)?
[Update already installed software] Identity=unix-group:admin;unix-group:sudo Action=org.debian.apt.upgrade-packages ResultActive=yes ** Changed in: aptdaemon (Ubuntu) Status: Triaged => Incomplete -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1591672 Title: update-manager does not obey require-password policy To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/aptdaemon/+bug/1591672/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs