Installing systemd 229_4ubuntu17 also installs the same version of libsystemd0 and libpam-systemd, so possibly could be those packages, but as noted, an strace of 'apt install systemd' didn't indictate anything.
-- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1687015 Title: 229_4ubuntu17 removes group write permissions from /var/log To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/systemd/+bug/1687015/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs