vulnerability

Alma Linux: CVE-2023-23931: Moderate: python-cryptography security update (Multiple Advisories)

Severity
6
CVSS
(AV:N/AC:M/Au:N/C:N/I:P/A:P)
Published
Feb 7, 2023
Added
Nov 16, 2023
Modified
Aug 11, 2025

Description

cryptography is a package designed to expose cryptographic primitives and recipes to Python developers. In affected versions `Cipher.update_into` would accept Python objects which implement the buffer protocol, but provide only immutable buffers. This would allow immutable objects (such as `bytes`) to be mutated, thus violating fundamental rules of Python and resulting in corrupted output. This now correctly raises an exception. This issue has been present since `update_into` was originally introduced in cryptography 1.8.

Solutions

alma-upgrade-python3-cryptographyalma-upgrade-python39alma-upgrade-python39-attrsalma-upgrade-python39-cffialma-upgrade-python39-chardetalma-upgrade-python39-cryptographyalma-upgrade-python39-cythonalma-upgrade-python39-debugalma-upgrade-python39-develalma-upgrade-python39-idlealma-upgrade-python39-idnaalma-upgrade-python39-iniconfigalma-upgrade-python39-libsalma-upgrade-python39-lxmlalma-upgrade-python39-mod_wsgialma-upgrade-python39-more-itertoolsalma-upgrade-python39-numpyalma-upgrade-python39-numpy-docalma-upgrade-python39-numpy-f2pyalma-upgrade-python39-packagingalma-upgrade-python39-pipalma-upgrade-python39-pip-wheelalma-upgrade-python39-pluggyalma-upgrade-python39-plyalma-upgrade-python39-psutilalma-upgrade-python39-psycopg2alma-upgrade-python39-psycopg2-docalma-upgrade-python39-psycopg2-testsalma-upgrade-python39-pyalma-upgrade-python39-pybind11alma-upgrade-python39-pybind11-develalma-upgrade-python39-pycparseralma-upgrade-python39-pymysqlalma-upgrade-python39-pyparsingalma-upgrade-python39-pysocksalma-upgrade-python39-pytestalma-upgrade-python39-pyyamlalma-upgrade-python39-requestsalma-upgrade-python39-rpm-macrosalma-upgrade-python39-scipyalma-upgrade-python39-setuptoolsalma-upgrade-python39-setuptools-wheelalma-upgrade-python39-sixalma-upgrade-python39-testalma-upgrade-python39-tkinteralma-upgrade-python39-tomlalma-upgrade-python39-urllib3alma-upgrade-python39-wcwidthalma-upgrade-python39-wheelalma-upgrade-python39-wheel-wheel
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