typed_ast is a Python 3 package that provides a Python 2.7 and Python 3 parser similar to the standard ast library.
Affected versions of this package are vulnerable to Out-of-bounds Read via
handle_keywordonly_args. An attacker with the ability to cause a Python interpreter to parse Python source (but not necessarily execute it) may be able to crash the interpreter process.
typed_ast to version 1.32 or higher.