You may request a SRU [1] and motivate it in terms of the regressions you have observed. Another solution is requesting a backport [2] or build the package yourself [3].
[1] https://wiki.ubuntu.com/StableReleaseUpdates [2] https://help.ubuntu.com/community/UbuntuBackports [3] https://wiki.debian.org/BuildingTutorial
You may request a SRU [1] and motivate it in terms of the regressions you have observed. Another solution is requesting a backport [2] or build the package yourself [3].
[1] https:/ /wiki.ubuntu. com/StableRelea seUpdates /help.ubuntu. com/community/ UbuntuBackports /wiki.debian. org/BuildingTut orial
[2] https:/
[3] https:/