Whilst fail2ban is security related, this feels more like a regular bug than a security vulnerability. As such the process in https://wiki.ubuntu.com/StableReleaseUpdates should be followed so an appropriate fix can be delivered for Ubuntu users.
** Information type changed from Private Security to Public Security ** Information type changed from Public Security to Public -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/2085663 Title: fail2ban postfix filters do not work in 24.04.1 LTS To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/fail2ban/+bug/2085663/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs