-------------------------------------------------------------------------------- Fedora Update Notification FEDORA-2021-8e36e7ed1a 2021-02-12 01:40:32.524542 --------------------------------------------------------------------------------
Name : python-cryptography Product : Fedora 33 Version : 3.2.1 Release : 2.fc33 URL : https://cryptography.io/en/latest/ Summary : PyCA's cryptography library Description : cryptography is a package designed to expose cryptographic primitives and recipes to Python developers.
-------------------------------------------------------------------------------- Update Information:
Security fix for CVE-2020-36242 Fixed a bug where certain sequences of update() calls when symmetrically encrypting very large payloads (>2GB) could result in an integer overflow, leading to buffer overflows. -------------------------------------------------------------------------------- ChangeLog:
* Mon Feb 8 2021 Christian Heimes cheimes@redhat.com - 3.2.1-2 - CVE-2020-36242: Fixed a bug where certain sequences of update() calls when symmetrically encrypting very large payloads (>2GB) could result in an integer overflow, leading to buffer overflows. - Resolves: rhbz#1926227 -------------------------------------------------------------------------------- References:
[ 1 ] Bug #1926226 - CVE-2020-36242 python-cryptography: certain sequences of update() calls when symmetrically encrypting very large payloads could result in an integer overflow and lead to buffer overflows https://bugzilla.redhat.com/show_bug.cgi?id=1926226 --------------------------------------------------------------------------------
This update can be installed with the "dnf" update program. Use su -c 'dnf upgrade --advisory FEDORA-2021-8e36e7ed1a' at the command line. For more information, refer to the dnf documentation available at http://dnf.readthedocs.io/en/latest/command_ref.html#upgrade-command-label
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