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codeql/python/old-change-notes/2021-10-08-improve-pickle-dill-shelve-modeling.md
Dave Bartolomeo fa40d59332 Move older change notes to old-change-notes
Now that change notes are per-package, new change notes should be created in the `change-notes` folder under the affected pack (e.g., `cpp/ql/src/change-notes` for C++ query change notes. I've moved all of the change note files that were added before we started publishing them in packs to an `old-change-notes` directory under each language, to reduce the temptation to add new change notes there.

I'm working on a document to describe how and when to create change notes for packs separately.
2021-12-14 12:35:04 -05:00

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lgtm,codescanning
* Improved modeling of decoding through pickle related functions (which can lead to code execution), resulting in additional sinks for the _Deserializing untrusted input_ query (`py/unsafe-deserialization`). Now we fully support `pickle.load`, `pickle.loads`, `pickle.Unpickler`, `marshal.load`, `marshal.loads`, `dill.load`, `dill.loads`, `shelve.open`.