For some background around the discovery and analysis of the issue, see this thread: <a href="https:&#x2F;&#x2F;groups.google.com&#x2F;forum&#x2F;#!topic&#x2F;mozilla.dev.platform&#x2F;ZNKxYgIk_Sg" rel="nofollow">https:&#x2F;&#x2F;groups.google.com&#x2F;forum&#x2F;#!topic&#x2F;mozilla.dev.platform...</a>