alphagov/whitehall — pull request #1081 by elliotcm (2013-11-22 14:32:13+00:00)
Title: Bump Ruby version to 1.9.3-p484.

Security flaw: https://www.ruby-lang.org/en/news/2013/11/22/heap-overflow-in-floating-point-parsing-cve-2013-4164/