python-setuptools/CVE-2025-47273.patch
Tomáš Hrnčiar 1dc86c5770 Security fix for CVE-2025-47273
Resolves: RHEL-96802
2025-06-20 10:52:51 +02:00

31 lines
905 B
Diff

From ff1c62ede76e29a9d00bbbad266afa59ee153e51 Mon Sep 17 00:00:00 2001
From: "Jason R. Coombs" <jaraco@jaraco.com>
Date: Sat, 19 Apr 2025 13:03:47 -0400
Subject: [PATCH] Add a check to ensure the name resolves relative to the
tmpdir.
Closes #4946
---
setuptools/package_index.py | 4 ++++
1 file changed, 4 insertions(+)
diff --git a/setuptools/package_index.py b/setuptools/package_index.py
index 1d3e5b4..79953f8 100755
--- a/setuptools/package_index.py
+++ b/setuptools/package_index.py
@@ -808,6 +808,10 @@ class PackageIndex(Environment):
filename = os.path.join(tmpdir, name)
+ # ensure path resolves within the tmpdir
+ if not filename.startswith(str(tmpdir)):
+ raise ValueError("Invalid filename {filename}".format(filename = filename))
+
# Download the file
#
if scheme == 'svn' or scheme.startswith('svn+'):
--
2.49.0