File CVE-2024-47081.patch of Package python-requests.39136

From 57acb7c26d809cf864ec439b8bcd6364702022d5 Mon Sep 17 00:00:00 2001
From: Nate Prewitt <nate.prewitt@gmail.com>
Date: Wed, 25 Sep 2024 08:03:20 -0700
Subject: [PATCH] Only use hostname to do netrc lookup instead of netloc

---
requests/utils.py | 8 +-------
 1 file changed, 1 insertion(+), 7 deletions(-)

Index: requests-2.24.0/requests/utils.py
===================================================================
--- requests-2.24.0.orig/requests/utils.py
+++ requests-2.24.0/requests/utils.py
@@ -192,13 +192,7 @@ def get_netrc_auth(url, raise_errors=Fal
             return
 
         ri = urlparse(url)
-
-        # Strip port numbers from netloc. This weird `if...encode`` dance is
-        # used for Python 3.2, which doesn't support unicode literals.
-        splitstr = b':'
-        if isinstance(url, str):
-            splitstr = splitstr.decode('ascii')
-        host = ri.netloc.split(splitstr)[0]
+        host = ri.hostname
 
         try:
             _netrc = netrc(netrc_path).authenticators(host)
Index: requests-2.24.0/tests/test_requests.py
===================================================================
--- requests-2.24.0.orig/tests/test_requests.py
+++ requests-2.24.0/tests/test_requests.py
@@ -604,6 +604,30 @@ class TestRequests:
         finally:
             requests.sessions.get_netrc_auth = old_auth
 
+    def test_basicauth_with_netrc_leak(self, httpbin):
+        url1 = httpbin("basic-auth", "user", "pass")
+        url = url1[len("http://") :]
+        domain = url.split(":")[0]
+        url = "http://example.com:@%s" % url
+
+        netrc_file = os.path.expanduser("~/.netrc")
+        with open(netrc_file, "w") as fp:
+            fp.write("machine example.com\n")
+            fp.write("login wronguser\n")
+            fp.write("password wrongpass\n")
+            fp.write("machine %s\n" % domain)
+            fp.write("login user\n")
+            fp.write("password pass\n")
+
+        try:
+            # Should use netrc
+            # Make sure that we don't use the example.com credentails
+            # for the request
+            r = requests.get(url)
+            assert r.status_code == 200
+        finally:
+            os.unlink(netrc_file)
+
     def test_DIGEST_HTTP_200_OK_GET(self, httpbin):
 
         for authtype in self.digest_auth_algo: