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authorJason R. Coombs <jaraco@jaraco.com>2022-01-22 14:48:01 -0500
committerJason R. Coombs <jaraco@jaraco.com>2022-01-22 14:52:53 -0500
commit567eb96cdee585e5afc08595f73247a95b255d90 (patch)
treea1a78ded6f26b556fbe1c3a78c45c22e0ba6ecac /Lib/importlib
parent8f720d014037afd54cd514ab4b7db3b0f9704954 (diff)
downloadcpython-git-bpo-46474/entrypoint-regex-fix.tar.gz
bpo-46474: Fix for REDoS in EntryPoint.pattern (importlib_metadata 4.10.1).bpo-46474/entrypoint-regex-fix
Diffstat (limited to 'Lib/importlib')
-rw-r--r--Lib/importlib/metadata/__init__.py4
1 files changed, 2 insertions, 2 deletions
diff --git a/Lib/importlib/metadata/__init__.py b/Lib/importlib/metadata/__init__.py
index 5ef6d9dc48..371c482209 100644
--- a/Lib/importlib/metadata/__init__.py
+++ b/Lib/importlib/metadata/__init__.py
@@ -156,8 +156,8 @@ class EntryPoint(DeprecatedTuple):
pattern = re.compile(
r'(?P<module>[\w.]+)\s*'
- r'(:\s*(?P<attr>[\w.]+))?\s*'
- r'(?P<extras>\[.*\])?\s*$'
+ r'(:\s*(?P<attr>[\w.]+)\s*)?'
+ r'((?P<extras>\[.*\])\s*)?$'
)
"""
A regular expression describing the syntax for an entry point,