There are currently no open bugs.

"xcb" versions published in Ubuntu

Eoan (2.4-4.3): universe/x11
Disco (2.4-4.3): universe/x11
Cosmic (2.4-4.3): universe/x11
Bionic (2.4-4.3): universe/x11
Xenial (2.4-4.3): universe/x11
Trusty (2.4-4.3): universe/x11
Precise (2.4-4.1): universe/x11