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Fedora 39: 2024-8f402b2891 Vital: OpenSSH Session Limitations

Forbid shell metasymbols in username/hostname Resolve Terrapin attack Apply destination constraints to all PKCS#11 keys. -------------------------------------------------------------------------------- Fedora Update Notification FEDORA-2024-7e301327c2 2024-01-12 01:10:53.040064 -------------------------------------------------------------------------------- Name : openssh Product : Fedora 39 Version : 9.3p1 Release : 10.fc39 URL : https://www.openssh.org/portable.html Summary : An open source implementation of SSH protocol version 2 Description : SSH (Secure SHell) is a program for logging into and executing commands on a remote machine. SSH is intended to replace rlogin and rsh, and to provide secure encrypted communications between two untrusted hosts over an insecure network. X11 connections and arbitrary TCP/IP ports can also be forwarded over the secure channel. OpenSSH is OpenBSD's version of the last free version of SSH, bringing it up to date in terms of security and features. This package includes the core files necessary for both the OpenSSH client and server. To make this package useful, you should also install openssh-clients, openssh-server, or both. -------------------------------------------------------------------------------- Update Information: Forbid shell metasymbols in username/hostname Resolve Terrapin attack Apply destination constraints to all PKCS#11 keys -------------------------------------------------------------------------------- ChangeLog: * Wed Jan 10 2024 Dmitry Belyavskiy - 9.3p1-10 - Forbid shell metasymbols in username/hostname Resolves: CVE-2023-51385 - Fix Terrapin attack Resolves: CVE-2023-48795 - Apply destination constraints to all PKCS#11 keys Resolves: CVE-2023-51384 -------------------------------------------------------------------------------- This update can be installed with the "dnf" update program. Use su -c 'dnf upgrade --advisory FEDORA-2024-7e301327c2' at thecommand line. For more information, refer to the dnf documentation available at https://dnf.readthedocs.io/en/latest/command_ref.html All packages are signed with the Fedora Project GPG key. More details on the GPG keys used by the Fedora Project can be found at https://fedoraproject.org/security/ -------------------------------------------------------------------------------- -- _______________________________________________ package-announce mailing list -- This email address is being protected from spambots. You need JavaScript enabled to view it. To unsubscribe send an email to This email address is being protected from spambots. You need JavaScript enabled to view it. Fedora Code of Conduct: https://docs.fedoraproject.org/en-US/project/code-of-conduct/ List Guidelines: https://fedoraproject.org/wiki/Mailing_list_guidelines List Archives: https://lists.fedoraproject.org/archives/list/This email address is being protected from spambots. You need JavaScript enabled to view it./ Do not reply to spam, report it: . Important update for Fedora 39 regarding OpenSSH focused on bolstering security measures for user IDs and safeguarding against unauthorized access.. OpenSSH Update,Fedora 39 Security,Shell Constraints,PKCS#11 Security. . Severity: Critical. LinuxSecurity.com Team

Jan 12, 2024 •Critical Fedora