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SUSE-SU-2025:0744-1

SUSE-SU-2025:0744-1 · Security update for openssh8.4

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

This update for openssh8.4 fixes the following issues: - CVE-2025-26465: Fixed a MitM attack against OpenSSH's VerifyHostKeyDNS-enabled client (bsc#1237040). Other bugfixes: - Fix usage of local accelerator cards via openssl-ibmca (bsc#1216474, bsc#1218871). - Add patches from upstream to change the default value of UpdateHostKeys to Yes (unless VerifyHostKeyDNS is enabled) (bsc#1222831). - Fix hostbased ssh login failing occasionally with 'signature unverified: incorrect signature' by fixing a typo in patch (bsc#1221123). - For now we don't ship the ssh-keycat command, but we need the patch for the other SELinux infrastructure (bsc#1214788). - Attempts to mitigate instances of secrets lingering in memory after a session exits (bsc#1213004, bsc#1213008, bsc#1186673).

Fix available

Published
Updated

Stack: system

Affected products and versions

  • openssh8.4 SUSE:Linux Enterprise Server 12 SP5-LTSS

    Affected ranges
    • ECOSYSTEM: < 8.4p1-8.16.1

    Update to 8.4p1-8.16.1

  • openssh8.4 SUSE:Linux Enterprise Server LTSS Extended Security 12 SP5

    Affected ranges
    • ECOSYSTEM: < 8.4p1-8.16.1

    Update to 8.4p1-8.16.1

Original sources

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