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gh-146333: Fix quadratic regex backtracking in configparser option parsing - #146399

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encukou merged 2 commits into
python:mainfrom
joshuaswanson:fix/configparser-regex-backtracking
Apr 7, 2026
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gh-146333: Fix quadratic regex backtracking in configparser option parsing#146399
encukou merged 2 commits into
python:mainfrom
joshuaswanson:fix/configparser-regex-backtracking

Use negative lookahead in option regex to prevent backtracking

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GitHub Advanced Security / ClusterFuzzLite/CIFuzz succeeded Mar 25, 2026 in 2s

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