This bug was fixed in the package pam - 1.3.1-5ubuntu11
--------------- pam (1.3.1-5ubuntu11) impish; urgency=medium
* extrausers.patch: update for compatibility with the removal of nullok_secure.
-- Steve Langasek <email address hidden> Wed, 15 Sep 2021 22:39:58 -0700
This bug was fixed in the package pam - 1.3.1-5ubuntu11
---------------
pam (1.3.1-5ubuntu11) impish; urgency=medium
* extrausers.patch: update for compatibility with the removal of
nullok_secure.
-- Steve Langasek <email address hidden> Wed, 15 Sep 2021 22:39:58 -0700