1 files changed, 59 insertions, 0 deletions

diff --git a/meta/recipes-devtools/python/python3-setuptools/CVE-2025-47273.patch b/meta/recipes-devtools/python/python3-setuptools/CVE-2025-47273.patch
new file mode 100644
index 0000000000..be6617e0f6
--- /dev/null
+++ b/meta/recipes-devtools/python/python3-setuptools/CVE-2025-47273.patch
@@ -0,0 +1,59 @@
+From 250a6d17978f9f6ac3ac887091f2d32886fbbb0b 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
+
+Upstream-Status: Backport [https://github.com/pypa/setuptools/commit/250a6d17978f9f6ac3ac887091f2d32886fbbb0b]
+CVE: CVE-2025-47273
+Signed-off-by: Vijay Anusuri <vanusuri@mvista.com>
+---
+ setuptools/package_index.py | 18 ++++++++++++++++--
+ 1 file changed, 16 insertions(+), 2 deletions(-)
+
+diff --git a/setuptools/package_index.py b/setuptools/package_index.py
+index d460fcb..6c7874d 100644
+--- a/setuptools/package_index.py
++++ b/setuptools/package_index.py
+@@ -818,12 +818,20 @@ class PackageIndex(Environment):
+     @staticmethod
+     def _resolve_download_filename(url, tmpdir):
+         """
++        >>> import pathlib
+         >>> du = PackageIndex._resolve_download_filename
+         >>> root = getfixture('tmp_path')
+         >>> url = 'https://files.pythonhosted.org/packages/a9/5a/0db.../setuptools-78.1.0.tar.gz'
+-        >>> import pathlib
+         >>> str(pathlib.Path(du(url, root)).relative_to(root))
+         'setuptools-78.1.0.tar.gz'
++
++        Ensures the target is always in tmpdir.
++
++        >>> url = 'https://anyhost/%2fhome%2fuser%2f.ssh%2fauthorized_keys'
++        >>> du(url, root)
++        Traceback (most recent call last):
++        ...
++        ValueError: Invalid filename...
+         """
+         name, fragment = egg_info_for_url(url)
+         if name:
+@@ -835,7 +843,13 @@ class PackageIndex(Environment):
+         if name.endswith('.egg.zip'):
+             name = name[:-4]  # strip the extra .zip before download
+ 
+-        return os.path.join(tmpdir, name)
++        filename = os.path.join(tmpdir, name)
++
++        # ensure path resolves within the tmpdir
++        if not filename.startswith(str(tmpdir)):
++            raise ValueError(f"Invalid filename {filename}")
++
++        return filename
+ 
+     def _download_url(self, url, tmpdir):
+         """
+-- 
+2.25.1
+