RLSA-2026:88211

RLSA-2026:88211 · Moderate: openssh security update

This page contains facts from public vulnerability sources. Check the original advisory before updating.

OpenSSH is an SSH protocol implementation supported by a number of Linux, UNIX, and similar operating systems. It includes the core files necessary for both the OpenSSH client and server. Security Fix(es): * openssh: OpenSSH: SFTP security bypass due to command-line argument parsing flaw (CVE-2026-59997) * openssh: OpenSSH: Undocumented GSSAPIStrictAcceptorCheck behavior impacts security in Windows Active Directory (CVE-2026-59998) * openssh: OpenSSH: Brute-force attacks facilitated due to insufficient authentication delay (CVE-2026-60001) * openssh: OpenSSH: Denial of Service via excessive GSSAPI authentication attempts (CVE-2026-60000) * openssh: OpenSSH: Tunnel forwarding restriction bypass (CVE-2026-73283) For more details about the security issue(s), including the impact, a CVSS score, acknowledgments, and other related information, refer to the CVE page(s) listed in the References section.

CVSS 6.5 · Medium · Fix available

Published

2026-10-23T06:42:16.008825Z

Updated

2026-10-23T07:15:02.492034358Z

Stack: system · network

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