python-configobj/CVE-2023-26112.patch

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From a82ea8fb0338f2bd46cf627c4b763094448e6bd7 Mon Sep 17 00:00:00 2001
From: cdcadman <mythirty@gmail.com>
Date: Wed, 17 May 2023 03:57:08 -0700
Subject: [PATCH] Address CVE-2023-26112 ReDoS
---
src/configobj/validate.py | 2 +-
src/tests/test_validate_errors.py | 10 +++++++++-
2 files changed, 10 insertions(+), 2 deletions(-)
diff --git a/validate.py b/validate.py
index 9267a3f..98d879f 100644
--- a/src/configobj/validate.py
+++ b/src/configobj/validate.py
@@ -541,7 +541,7 @@ class Validator(object):
"""
# this regex does the initial parsing of the checks
- _func_re = re.compile(r'(.+?)\((.*)\)', re.DOTALL)
+ _func_re = re.compile(r'([^\(\)]+?)\((.*)\)', re.DOTALL)
# this regex takes apart keyword arguments
_key_arg = re.compile(r'^([a-zA-Z_][a-zA-Z0-9_]*)\s*=\s*(.*)$', re.DOTALL)