I have fixed the problem with an editor and have manually added the escape where required. There seems to be a fix on Debian since January 2017. This is 16.04 that'd be an LTS. What's the reason for holding this change (someone else did) back?
-- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1538284 Title: Unescaped left brace in regex is deprecated To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/pam/+bug/1538284/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs