From f234d51eaba861edea925eabb564a0bee41b96a0 Mon Sep 17 00:00:00 2001
From: Benoit Daloze <eregontp@gmail.com>
Date: Sat, 28 Mar 2020 00:22:51 +0100
Subject: Update to ruby/spec@ec84479

---
 spec/ruby/security/cve_2020_10663_spec.rb | 42 +++++++++++++++++++++++++++++++
 1 file changed, 42 insertions(+)
 create mode 100644 spec/ruby/security/cve_2020_10663_spec.rb

(limited to 'spec/ruby/security')

diff --git a/spec/ruby/security/cve_2020_10663_spec.rb b/spec/ruby/security/cve_2020_10663_spec.rb
new file mode 100644
index 0000000000..4738ce175e
--- /dev/null
+++ b/spec/ruby/security/cve_2020_10663_spec.rb
@@ -0,0 +1,42 @@
+require_relative '../spec_helper'
+require 'json'
+
+module JSONSpecs
+  class MyClass
+    def initialize(foo)
+      @foo = foo
+    end
+
+    def self.json_create(hash)
+      new(*hash['args'])
+    end
+
+    def to_json(*args)
+      { 'json_class' => self.class.name, 'args' => [ @foo ] }.to_json(*args)
+    end
+  end
+end
+
+guard -> {
+  ruby_version_is "2.4.10"..."2.5.0" or
+  ruby_version_is "2.5.8"..."2.6.0" or
+  ruby_version_is "2.6.6" or
+  JSON.const_defined?(:Pure) or
+  version_is(JSON::VERSION, '2.3.0')
+} do
+  describe "CVE-2020-10663 is resisted by" do
+    it "only creating custom objects if passed create_additions: true or using JSON.load" do
+      obj = JSONSpecs::MyClass.new("bar")
+      JSONSpecs::MyClass.json_creatable?.should == true
+      json = JSON.dump(obj)
+
+      JSON.parse(json, create_additions: true).class.should == JSONSpecs::MyClass
+      JSON(json, create_additions: true).class.should == JSONSpecs::MyClass
+      JSON.load(json).class.should == JSONSpecs::MyClass
+
+      JSON.parse(json).class.should == Hash
+      JSON.parse(json, nil).class.should == Hash
+      JSON(json).class.should == Hash
+    end
+  end
+end
-- 
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