CodeQL library for Python
codeql/python-all 1.0.1 (changelog, source)
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Predicate Make::polynomialReDoS

Holds if repetitions of pump at t will cause polynomial backtracking.

Import path

import codeql.regex.nfa.SuperlinearBackTracking
predicate polynomialReDoS(RegExpTerm t, string pump, string prefixMsg, RegExpTerm prev)