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python3-urllib3: Fix CVE-2020-26137 and CVE-2021-33503

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Add patch to fix CVE-2020-26137
Link: https://ubuntu.com/security/CVE-2020-26137
Link: 1dd69c5c59.patch

Add patch to fix  CVE-2021-33503
Link: https://ubuntu.com/security/CVE-2021-33503
Link: 2d4a3fee6d.patch

Signed-off-by: Nikhil R <nikhil.r@kpit.com>
Signed-off-by: Ranjitsinh Rathod <ranjitsinh.rathod@kpit.com>
Signed-off-by: Ranjitsinh Rathod <ranjitsinhrathod1991@gmail.com>
Signed-off-by: Armin Kuster <akuster808@gmail.com>
This commit is contained in:
Ranjitsinh Rathod
2022-04-08 15:27:49 +05:30
committed by Armin Kuster
parent aa316ee2bb
commit dbf01a10e2
3 changed files with 143 additions and 2 deletions
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72
meta-python/recipes-devtools/python/python3-urllib3/CVE-2020-26137.patch Normal file
View File

@@ -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")