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authorJason R. Coombs <jaraco@jaraco.com>2022-01-23 04:00:23 (GMT)
committerGitHub <noreply@github.com>2022-01-23 04:00:23 (GMT)
commit51c3e28c8a163e58dc753765e3cc51d5a717e70d (patch)
tree3d207f1694b3e4f43d63f74842468b0b79ee05c3 /Lib/importlib
parentb0898f4aa90d9397e23aef98a2d6b82445ee7455 (diff)
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bpo-46474: Avoid REDoS in EntryPoint.pattern (sync with importlib_metadata 4.10.1) (GH-30803)
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 5ef6d9d..371c482 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,