[bnrubin@nullcortex:~]$ rmadison eglibc                
 eglibc | 2.15-0ubuntu10    | precise          | source
 eglibc | 2.15-0ubuntu10.13 | precise-security | source
 eglibc | 2.15-0ubuntu10.13 | precise-updates  | source
 eglibc | 2.19-0ubuntu6     | trusty           | source
 eglibc | 2.19-0ubuntu6.7   | trusty-security  | source
 eglibc | 2.19-0ubuntu6.7   | trusty-updates   | source
[bnrubin@nullcortex:~]$ rmadison glibc                 
 glibc | 2.21-0ubuntu4   | vivid         | source
 glibc | 2.21-0ubuntu4   | wily          | source
 glibc | 2.21-0ubuntu4.1 | wily-security | source
 glibc | 2.21-0ubuntu4.1 | wily-updates  | source
 glibc | 2.21-0ubuntu6   | xenial        | source
[bnrubin@nullcortex:~]$