From 354c1c2b510f667b330323e60945541237a9081a Mon Sep 17 00:00:00 2001
From: Chris Roberts <code@chrisroberts.org>
Date: Wed, 22 Mar 2017 16:36:42 -0700
Subject: [PATCH] Prevent adding local paths to RubyGems sources list

---
 lib/vagrant/bundler.rb | 6 +++++-
 1 file changed, 5 insertions(+), 1 deletion(-)

diff --git a/lib/vagrant/bundler.rb b/lib/vagrant/bundler.rb
index 27a407333..8f3d7aceb 100644
--- a/lib/vagrant/bundler.rb
+++ b/lib/vagrant/bundler.rb
@@ -248,7 +248,11 @@ module Vagrant
 
       @logger.debug("Enabling user defined remote RubyGems sources")
       all_sources.each do |src|
-        next if URI.parse(src).scheme.nil?
+        begin
+          next if File.file?(src) || URI.parse(src).scheme.nil?
+        rescue URI::InvalidURIError
+          next
+        end
         @logger.debug("Adding RubyGems source #{src}")
         Gem.sources << src
       end