{"id":"ALSA-2025:16823","summary":"Moderate: openssh security update","details":"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.  \n\nSecurity Fix(es):  \n\n  * openssh: Machine-in-the-middle attack if VerifyHostKeyDNS is enabled (CVE-2025-26465)\n\n\nFor 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.\n","modified":"2026-02-04T02:58:44.470324Z","published":"2025-09-25T00:00:00Z","related":["CVE-2025-26465"],"references":[{"type":"ADVISORY","url":"https://access.redhat.com/errata/RHSA-2025:16823"},{"type":"REPORT","url":"https://access.redhat.com/security/cve/CVE-2025-26465"},{"type":"REPORT","url":"https://bugzilla.redhat.com/2344780"},{"type":"ADVISORY","url":"https://errata.almalinux.org/8/ALSA-2025-16823.html"}],"affected":[{"package":{"name":"openssh","ecosystem":"AlmaLinux:8","purl":"pkg:rpm/almalinux/openssh"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"8.0p1-26.el8_10"}]}],"database_specific":{"source":"https://github.com/AlmaLinux/osv-database/blob/master/advisories/almalinux8/ALSA-2025:16823.json"}},{"package":{"name":"openssh-askpass","ecosystem":"AlmaLinux:8","purl":"pkg:rpm/almalinux/openssh-askpass"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"8.0p1-26.el8_10"}]}],"database_specific":{"source":"https://github.com/AlmaLinux/osv-database/blob/master/advisories/almalinux8/ALSA-2025:16823.json"}},{"package":{"name":"openssh-cavs","ecosystem":"AlmaLinux:8","purl":"pkg:rpm/almalinux/openssh-cavs"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"8.0p1-26.el8_10"}]}],"database_specific":{"source":"https://github.com/AlmaLinux/osv-database/blob/master/advisories/almalinux8/ALSA-2025:16823.json"}},{"package":{"name":"openssh-clients","ecosystem":"AlmaLinux:8","purl":"pkg:rpm/almalinux/openssh-clients"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"8.0p1-26.el8_10"}]}],"database_specific":{"source":"https://github.com/AlmaLinux/osv-database/blob/master/advisories/almalinux8/ALSA-2025:16823.json"}},{"package":{"name":"openssh-keycat","ecosystem":"AlmaLinux:8","purl":"pkg:rpm/almalinux/openssh-keycat"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"8.0p1-26.el8_10"}]}],"database_specific":{"source":"https://github.com/AlmaLinux/osv-database/blob/master/advisories/almalinux8/ALSA-2025:16823.json"}},{"package":{"name":"openssh-ldap","ecosystem":"AlmaLinux:8","purl":"pkg:rpm/almalinux/openssh-ldap"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"8.0p1-26.el8_10"}]}],"database_specific":{"source":"https://github.com/AlmaLinux/osv-database/blob/master/advisories/almalinux8/ALSA-2025:16823.json"}},{"package":{"name":"openssh-server","ecosystem":"AlmaLinux:8","purl":"pkg:rpm/almalinux/openssh-server"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"8.0p1-26.el8_10"}]}],"database_specific":{"source":"https://github.com/AlmaLinux/osv-database/blob/master/advisories/almalinux8/ALSA-2025:16823.json"}},{"package":{"name":"pam_ssh_agent_auth","ecosystem":"AlmaLinux:8","purl":"pkg:rpm/almalinux/pam_ssh_agent_auth"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"0.10.3-7.26.el8_10"}]}],"database_specific":{"source":"https://github.com/AlmaLinux/osv-database/blob/master/advisories/almalinux8/ALSA-2025:16823.json"}}],"schema_version":"1.7.3"}