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Package "python3-cryptography"

Name: python3-cryptography

Description:

Python library exposing cryptographic recipes and primitives (Python 3)
Latest version: 3.4.8-1ubuntu2.2
Release: jammy (22.04)
Level: security
Repository: main
Head package: python-cryptography
Homepage: https://cryptography.io/

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Other versions of "python3-cryptography" in Jammy

Repository Area Version
base main 3.4.8-1ubuntu2
updates main 3.4.8-1ubuntu2.2

Changelog

Version: 3.4.8-1ubuntu2.2 2024-03-04 14:07:11 UTC

  python-cryptography (3.4.8-1ubuntu2.2) jammy-security; urgency=medium

  * SECURITY UPDATE: exposure of confidential data
    - debian/patches/CVE-2023-50782.patch: update bindings in
      src/_cffi_src/openssl/rsa.py to be compatible with new openssl version
      3.0.2-0ubuntu1.15, which fixes the issue by changing PKCS#1 v1.5 RSA to
      return random output instead of an exception when detecting wrong padding
    - CVE-2023-50782

 -- Jorge Sancho Larraz <email address hidden> Thu, 29 Feb 2024 12:14:30 +0100
Source diff to previous version
CVE-2023-50782 A flaw was found in the python-cryptography package. This issue may allow a remote attacker to decrypt captured messages in TLS servers that use RSA

Version: 3.4.8-1ubuntu2.1 2023-12-06 17:06:57 UTC

  python-cryptography (3.4.8-1ubuntu2.1) jammy-security; urgency=medium

  * SECURITY UPDATE: corrupted output via immutable objects
    - debian/patches/CVE-2023-23931.patch: don't allow update_into to
      mutate immutable objects in tests/hazmat/primitives/test_ciphers.py,
      src/cryptography/hazmat/backends/openssl/ciphers.py.
    - CVE-2023-23931
  * SECURITY UPDATE: DoS via PKCS7 certificate
    - debian/patches/CVE-2023-49083.patch: fix crash when loading a PKCS#7
      bundle with no certificates in
      src/cryptography/hazmat/backends/openssl/backend.py,
      tests/hazmat/primitives/test_pkcs7.py.
    - CVE-2023-49083

 -- Marc Deslauriers <email address hidden> Mon, 04 Dec 2023 14:58:43 -0500
CVE-2023-23931 cryptography is a package designed to expose cryptographic primitives and recipes to Python developers. In affected versions `Cipher.update_into` wou
CVE-2023-49083 cryptography is a package designed to expose cryptographic primitives and recipes to Python developers. Calling `load_pem_pkcs7_certificates` or `loa


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