Fix CVE-2023-41164

(cherry picked from commit f30ea77da991f56f5239a5aea17718b39dd6ef96)

CVE-2023-41164.patch

@@ -0,0 +1,83 @@
+From 6f030b1149bd8fa4ba90452e77cb3edc095ce54e Mon Sep 17 00:00:00 2001
+From: Mariusz Felisiak <felisiak.mariusz@gmail.com>
+Date: Tue, 22 Aug 2023 08:53:03 +0200
+Subject: [PATCH] [3.2.x] Fixed CVE-2023-41164 -- Fixed potential DoS in
+ django.utils.encoding.uri_to_iri().
+
+Thanks MProgrammer (https://hackerone.com/mprogrammer) for the report.
+
+Refer: https://github.com/django/django/commit/6f030b1149bd8fa4ba90452e77cb3edc095ce54e
+
+Co-authored-by: nessita <124304+nessita@users.noreply.github.com>
+---
+ django/utils/encoding.py           |  6 ++++--
+ tests/utils_tests/test_encoding.py | 20 +++++++++++++++++++-
+ 2 files changed, 23 insertions(+), 3 deletions(-)
+
+diff --git a/django/utils/encoding.py b/django/utils/encoding.py
+index 98da647..8744001 100644
+--- a/django/utils/encoding.py
++++ b/django/utils/encoding.py
+@@ -225,6 +225,7 @@ def repercent_broken_unicode(path):
+     repercent-encode any octet produced that is not part of a strictly legal
+     UTF-8 octet sequence.
+     """
++    changed_parts = []
+     while True:
+         try:
+             path.decode()
+@@ -232,9 +233,10 @@ def repercent_broken_unicode(path):
+             # CVE-2019-14235: A recursion shouldn't be used since the exception
+             # handling uses massive amounts of memory
+             repercent = quote(path[e.start:e.end], safe=b"/#%[]=:;$&()+,!?*@'~")
+-            path = path[:e.start] + force_bytes(repercent) + path[e.end:]
++            changed_parts.append(path[:e.start] + repercent.encode())
++            path = path[e.end:]
+         else:
+-            return path
++            return b"".join(changed_parts) + path
+ 
+ 
+ def filepath_to_uri(path):
+diff --git a/tests/utils_tests/test_encoding.py b/tests/utils_tests/test_encoding.py
+index ea7ba5f..4ee6f3f 100644
+--- a/tests/utils_tests/test_encoding.py
++++ b/tests/utils_tests/test_encoding.py
+@@ -1,8 +1,9 @@
+ import datetime
++import inspect
+ import sys
+ import unittest
+ from unittest import mock
+-from urllib.parse import quote_plus
++from urllib.parse import quote, quote_plus
+ 
+ from django.test import SimpleTestCase
+ from django.utils.encoding import (
+@@ -99,6 +100,23 @@ class TestEncodingUtils(SimpleTestCase):
+             self.assertEqual(repercent_broken_unicode(data), b'%FC' * sys.getrecursionlimit())
+         except RecursionError:
+             self.fail('Unexpected RecursionError raised.')
++    def test_repercent_broken_unicode_small_fragments(self):
++        data = b"test\xfctest\xfctest\xfc"
++        decoded_paths = []
++
++        def mock_quote(*args, **kwargs):
++            # The second frame is the call to repercent_broken_unicode().
++            decoded_paths.append(inspect.currentframe().f_back.f_locals["path"])
++            return quote(*args, **kwargs)
++
++        with mock.patch("django.utils.encoding.quote", mock_quote):
++            self.assertEqual(repercent_broken_unicode(data), b"test%FCtest%FCtest%FC")
++
++        # decode() is called on smaller fragment of the path each time.
++        self.assertEqual(
++            decoded_paths,
++            [b"test\xfctest\xfctest\xfc", b"test\xfctest\xfc", b"test\xfc"],
++        )
+ 
+ 
+ class TestRFC3987IEncodingUtils(unittest.TestCase):
+-- 
+2.23.0
+

python-django.spec

@@ -1,7 +1,7 @@
 %global _empty_manifest_terminate_build 0
 Name:		python-django
 Version:	2.2.27
-Release:	6
+Release:	7
 Summary:	A high-level Python Web framework that encourages rapid development and clean, pragmatic design.
 License:	Apache-2.0 and Python-2.0 and OFL-1.1 and MIT
 URL:		https://www.djangoproject.com/
@@ -16,6 +16,7 @@ Patch3:         CVE-2023-24580.patch
 Patch4:         CVE-2023-31047.patch
 #https://github.com/django/django/commit/454f2fb93437f98917283336201b4048293f7582
 Patch5:         CVE-2023-36053.patch
+Patch6:         CVE-2023-41164.patch
 
 BuildArch:	noarch
 %description
@@ -82,6 +83,9 @@ mv %{buildroot}/doclist.lst .
 %{_docdir}/*
 
 %changelog
+* Thu Sep 14 2023 wangkai <13474090681@163.com> - 2.2.27-7
+- Fix CVE-2023-41164
+
 * Mon Jul 17 2023 yaoxin <yao_xin001@hoperun.com> - 2.2.27-6
 - Fix CVE-2023-36053