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Python: Fix for multiple parse mode flags.

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This commit is contained in:
Geoffrey White
2023-07-19 18:53:00 +01:00
parent dbde99df91
commit bb16731b86
3 changed files with 16 additions and 8 deletions
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3
python/ql/test/query-tests/Security/CWE-730-ReDoS/ReDoS.expected
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@@ -105,4 +105,5 @@
| redos.py:391:15:391:25 | (\\u0061\|a)* | This part of the regular expression may cause exponential backtracking on strings starting with 'X' and containing many repetitions of 'a'. |
| unittests.py:5:17:5:23 | (\u00c6\|\\\u00c6)+ | This part of the regular expression may cause exponential backtracking on strings starting with 'X' and containing many repetitions of '\u00c6'. |
| unittests.py:9:16:9:24 | (?:.\|\\n)* | This part of the regular expression may cause exponential backtracking on strings containing many repetitions of '\\n'. |
| unittests.py:11:20:11:28 | (?:.\|\\n)* | This part of the regular expression may cause exponential backtracking on strings containing many repetitions of '\\n'. |
| unittests.py:11:20:11:28 | (?:.\|\\n)* | This part of the regular expression may cause exponential backtracking on strings starting with 's' and containing many repetitions of '\\n'. |
| unittests.py:12:21:12:29 | (?:.\|\\n)* | This part of the regular expression may cause exponential backtracking on strings starting with 'is' and containing many repetitions of '\\n'. |

2
python/ql/test/query-tests/Security/CWE-730-ReDoS/unittests.py
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@@ -9,4 +9,4 @@ re.compile(r'(?:.|\n)*b') # No ReDoS.
re.compile(r'(?:.|\n)*b', re.DOTALL) # Has ReDoS.
re.compile(r'(?i)(?:.|\n)*b') # No ReDoS.
re.compile(r'(?s)(?:.|\n)*b') # Has ReDoS.
re.compile(r'(?is)(?:.|\n)*b') # Has ReDoS. [NOT DETECTED]
re.compile(r'(?is)(?:.|\n)*b') # Has ReDoS.