1 files changed, 72 insertions, 0 deletions

diff --git a/meta-python/recipes-devtools/python/python3-urllib3/CVE-2020-26137.patch b/meta-python/recipes-devtools/python/python3-urllib3/CVE-2020-26137.patch
new file mode 100644
index 0000000000..3cc8bcd02a
--- /dev/null
+++ b/meta-python/recipes-devtools/python/python3-urllib3/CVE-2020-26137.patch
@@ -0,0 +1,72 @@
+From 1dd69c5c5982fae7c87a620d487c2ebf7a6b436b Mon Sep 17 00:00:00 2001
+From: Seth Michael Larson <sethmichaellarson@gmail.com>
+Date: Mon, 17 Feb 2020 15:34:48 -0600
+Subject: [PATCH] Raise ValueError if method contains control characters
+ (#1800)
+
+CVE: CVE-2020-26137
+Upstream-Status: Backport [https://github.com/urllib3/urllib3/commit/1dd69c5c5982fae7c87a620d487c2ebf7a6b436b.patch]
+Signed-off-by: Nikhil R <nikhil.r@kpit.com>
+Signed-off-by: Ranjitsinh Rathod <ranjitsinh.rathod@kpit.com>
+Comment: Removed one hunk in CHANGES.rst and refresh other to remove
+patch fuzz warnings
+
+---
+ src/urllib3/connection.py                    | 14 ++++++++++++++
+ test/with_dummyserver/test_connectionpool.py |  6 ++++++
+ 2 files changed, 20 insertions(+)
+
+diff --git a/src/urllib3/connection.py b/src/urllib3/connection.py
+index 71e6790b1b..f7b1760938 100644
+--- a/src/urllib3/connection.py
++++ b/src/urllib3/connection.py
+@@ -1,4 +1,5 @@
+ from __future__ import absolute_import
++import re
+ import datetime
+ import logging
+ import os
+@@ -58,6 +59,8 @@ port_by_scheme = {"http": 80, "https": 443}
+ # (ie test_recent_date is failing) update it to ~6 months before the current date.
+ RECENT_DATE = datetime.date(2019, 1, 1)
+ 
++_CONTAINS_CONTROL_CHAR_RE = re.compile(r"[^-!#$%&'*+.^_`|~0-9a-zA-Z]")
++
+ 
+ class DummyConnection(object):
+     """Used to detect a failed ConnectionCls import."""
+@@ -184,6 +187,17 @@ class HTTPConnection(_HTTPConnection, object):
+         conn = self._new_conn()
+         self._prepare_conn(conn)
+ 
++    def putrequest(self, method, url, *args, **kwargs):
++        """Send a request to the server"""
++        match = _CONTAINS_CONTROL_CHAR_RE.search(method)
++        if match:
++            raise ValueError(
++                "Method cannot contain non-token characters %r (found at least %r)"
++                % (method, match.group())
++            )
++
++        return _HTTPConnection.putrequest(self, method, url, *args, **kwargs)
++
+     def request_chunked(self, method, url, body=None, headers=None):
+         """
+         Alternative to the common request method, which sends the
+diff --git a/test/with_dummyserver/test_connectionpool.py b/test/with_dummyserver/test_connectionpool.py
+index 57f0dbd2f4..79cbd27185 100644
+--- a/test/with_dummyserver/test_connectionpool.py
++++ b/test/with_dummyserver/test_connectionpool.py
+@@ -677,6 +677,12 @@ class TestConnectionPool(HTTPDummyServerTestCase):
+             with pytest.raises(MaxRetryError):
+                 pool.request("GET", "/test", retries=2)
+ 
++    @pytest.mark.parametrize("char", [" ", "\r", "\n", "\x00"])
++    def test_invalid_method_not_allowed(self, char):
++        with pytest.raises(ValueError):
++            with HTTPConnectionPool(self.host, self.port) as pool:
++                pool.request("GET" + char, "/")
++
+     def test_percent_encode_invalid_target_chars(self):
+         with HTTPConnectionPool(self.host, self.port) as pool:
+             r = pool.request("GET", "/echo_params?q=\r&k=\n \n")