bpo-43362: Fix invalid free and return check in _sha3 module (GH-25463)#25463
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Commit 93d50a6 / pythonGH-21855 changed the order of variable definitions, which introduced a potential invalid free bug. Py_buffer object is now initialized earlier and the result of Keccak initialize is verified. Co-authored-by: Alex Henrie <alexhenrie24@gmail.com> Signed-off-by: Christian Heimes <christian@python.org>
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Commit 93d50a6 / GH-21855 changed the
order of variable definitions, which introduced a potential invalid free
bug. Py_buffer object is now initialized earlier and the result of
Keccak initialize is verified.
Co-authored-by: Alex Henrie alexhenrie24@gmail.com
Signed-off-by: Christian Heimes christian@python.org
https://bugs.python.org/issue43362