I believe this specific section [1] of the SRU page can guide you through what you need to move forward. Here is an example of a SRU bug [2].
[1] https://wiki.ubuntu.com/StableReleaseUpdates#SRU_Bug_Template [2] https://bugs.launchpad.net/ubuntu/+source/clevis/+bug/1948598
I believe this specific section [1] of the SRU page can guide you through what you need to move forward. Here is an example of a SRU bug [2].
[1] https:/ /wiki.ubuntu. com/StableRelea seUpdates# SRU_Bug_ Template /bugs.launchpad .net/ubuntu/ +source/ clevis/ +bug/1948598
[2] https:/