1 files changed, 102 insertions, 0 deletions
diff --git a/meta/recipes-devtools/ruby/ruby/CVE-2021-32066.patch b/meta/recipes-devtools/ruby/ruby/CVE-2021-32066.patch
new file mode 100644
index 0000000000..b78a74a4b5
--- /dev/null
+++ b/meta/recipes-devtools/ruby/ruby/CVE-2021-32066.patch
@@ -0,0 +1,102 @@
+From e2ac25d0eb66de99f098d6669cf4f06796aa6256 Mon Sep 17 00:00:00 2001
+From: Shugo Maeda <shugo@ruby-lang.org>
+Date: Tue, 11 May 2021 10:31:27 +0900
+Subject: [PATCH] Fix StartTLS stripping vulnerability
+
+This fixes CVE-2021-32066.
+Reported by Alexandr Savca in <https://hackerone.com/reports/1178562>.
+
+CVE: CVE-2021-32066
+
+Upstream-Status: Backport
+[https://github.com/ruby/ruby/commit/e2ac25d0eb66de99f098d6669cf4f06796aa6256]
+
+Signed-off-by: Yi Zhao <yi.zhao@windriver.com>
+---
+ lib/net/imap.rb            |  8 +++++++-
+ test/net/imap/test_imap.rb | 31 +++++++++++++++++++++++++++++++
+ 2 files changed, 38 insertions(+), 1 deletion(-)
+
+diff --git a/lib/net/imap.rb b/lib/net/imap.rb
+index 505b4c8950..d45304f289 100644
+--- a/lib/net/imap.rb
++++ b/lib/net/imap.rb
+@@ -1218,12 +1218,14 @@ def get_tagged_response(tag, cmd)
+       end
+       resp = @tagged_responses.delete(tag)
+       case resp.name
++      when /\A(?:OK)\z/ni
++        return resp
+       when /\A(?:NO)\z/ni
+         raise NoResponseError, resp
+       when /\A(?:BAD)\z/ni
+         raise BadResponseError, resp
+       else
+-        return resp
++        raise UnknownResponseError, resp
+       end
+     end
+ 
+@@ -3719,6 +3721,10 @@ class BadResponseError < ResponseError
+     class ByeResponseError < ResponseError
+     end
+ 
++    # Error raised upon an unknown response from the server.
++    class UnknownResponseError < ResponseError
++    end
++
+     RESPONSE_ERRORS = Hash.new(ResponseError)
+     RESPONSE_ERRORS["NO"] = NoResponseError
+     RESPONSE_ERRORS["BAD"] = BadResponseError
+diff --git a/test/net/imap/test_imap.rb b/test/net/imap/test_imap.rb
+index 8b924b524e..85fb71d440 100644
+--- a/test/net/imap/test_imap.rb
++++ b/test/net/imap/test_imap.rb
+@@ -127,6 +127,16 @@ def test_starttls
+         imap.disconnect
+       end
+     end
++
++    def test_starttls_stripping
++      starttls_stripping_test do |port|
++        imap = Net::IMAP.new("localhost", :port => port)
++        assert_raise(Net::IMAP::UnknownResponseError) do
++          imap.starttls(:ca_file => CA_FILE)
++        end
++        imap
++      end
++    end
+   end
+ 
+   def start_server
+@@ -834,6 +844,27 @@ def starttls_test
+     end
+   end
+ 
++  def starttls_stripping_test
++    server = create_tcp_server
++    port = server.addr[1]
++    start_server do
++      sock = server.accept
++      begin
++        sock.print("* OK test server\r\n")
++        sock.gets
++        sock.print("RUBY0001 BUG unhandled command\r\n")
++      ensure
++        sock.close
++        server.close
++      end
++    end
++    begin
++      imap = yield(port)
++    ensure
++      imap.disconnect if imap && !imap.disconnected?
++    end
++  end
++
+   def create_tcp_server
+     return TCPServer.new(server_addr, 0)
+   end
+-- 
+2.25.1
+