There are currently no open bugs.

"r-cran-v8" versions published in Ubuntu

Groovy-proposed (3.2.0+dfsg-1): universe/misc
Groovy (3.1.0+dfsg-2): universe/misc
Focal (2.3+dfsg-1): universe/misc
Eoan (2.3+dfsg-1): universe/misc
Bionic (1.5-1): universe/misc