There are currently no open bugs.

"ruby-shadow" versions published in Ubuntu

Disco (2.5.0-1build1): universe/ruby
Cosmic (2.5.0-1build1): universe/ruby
Bionic (2.5.0-1build1): universe/ruby
Xenial (2.4.1-1build4): universe/ruby
Trusty (2.2.0-1): main/ruby