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@ -173,6 +173,14 @@ class SedRegexTestCase(ChannelPluginTestCase):
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m = self.getMsg(' ')
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self.assertIn('Segmentation fault (core dumped)', str(m))
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def testReDoSTimeout(self):
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# From https://snyk.io/blog/redos-and-catastrophic-backtracking/
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for idx in range(500):
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self.feedMsg("ACCCCCCCCCCCCCCCCCCCCCCCCCCCCX")
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self.feedMsg(r"s/A(B|C+)+D/this should abort/")
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m = self.getMsg(' ', timeout=1)
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self.assertIn('timed out', str(m))
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# TODO: test ignores
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# vim:set shiftwidth=4 tabstop=4 expandtab textwidth=79:
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