bpo-34400: Fix undefined behavior in parsetok() #4439
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Thanks @ZackerySpytz for the PR, and @benjaminp for merging it 🌮🎉.. I'm working now to backport this PR to: 2.7, 3.6, 3.7. |
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GH-8768 is a backport of this pull request to the 3.7 branch. |
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GH-8769 is a backport of this pull request to the 3.6 branch. |
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Avoid undefined pointer arithmetic with NULL. (cherry picked from commit 7c4ab2a) Co-authored-by: Zackery Spytz <zspytz@gmail.com>
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GH-8770 is a backport of this pull request to the 2.7 branch. |
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Avoid undefined pointer arithmetic with NULL. (cherry picked from commit 7c4ab2a) Co-authored-by: Zackery Spytz <zspytz@gmail.com>
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Avoid undefined pointer arithmetic with NULL. (cherry picked from commit 7c4ab2a) Co-authored-by: Zackery Spytz <zspytz@gmail.com>
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* master: (107 commits) bpo-22057: Clarify eval() documentation (pythonGH-8812) bpo-34318: Convert deprecation warnings to errors in assertRaises() etc. (pythonGH-8623) bpo-22602: Raise an exception in the UTF-7 decoder for ill-formed sequences starting with "+". (pythonGH-8741) bpo-34415: Updated logging.Formatter docstring. (pythonGH-8811) bpo-34432: doc Mention complex and decimal.Decimal on str.format not about locales (pythonGH-8808) bpo-34381: refer to 'Running & Writing Tests' in README.rst (pythonGH-8797) Improve error message when mock.assert_has_calls fails (pythonGH-8205) Warn not to set SIGPIPE to SIG_DFL (python#6773) bpo-34419: selectmodule.c does not compile on HP-UX due to bpo-31938 (pythonGH-8796) bpo-34418: Fix HTTPErrorProcessor documentation (pythonGH-8793) bpo-34391: Fix ftplib test for TLS 1.3 (pythonGH-8787) bpo-34217: Use lowercase for windows headers (pythonGH-8472) bpo-34395: Fix memory leaks caused by incautious usage of PyMem_Resize(). (pythonGH-8756) bpo-34405: Updated to OpenSSL 1.1.0i for Windows builds. (pythonGH-8775) bpo-34384: Fix os.readlink() on Windows (pythonGH-8740) closes bpo-34400: Fix undefined behavior in parsetok(). (pythonGH-4439) bpo-34399: 2048 bits RSA keys and DH params (python#8762) Make regular expressions in test_tasks.py raw strings. (pythonGH-8759) smtplib documentation fixes (pythonGH-8708) Fix misindented yaml in logging how to example (pythonGH-8604) ...
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Null pointers cannot be used in pointer arithmetic.
https://bugs.python.org/issue34400