SUSE-SU-2025:0585-1: moderate: Security update for openssh

[SLE-SECURITY-UPDATES]

# Security update for openssh

Announcement ID: SUSE-SU-2025:0585-1  
Release Date: 2025-02-18T16:42:30Z  
Rating: moderate  
References:

  * bsc#1237040
  * bsc#1237041

  
Cross-References:

  * CVE-2025-26465
  * CVE-2025-26466

  
CVSS scores:

  * CVE-2025-26465 ( SUSE ):  6.8 CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:H/I:H/A:N
  * CVE-2025-26466 ( SUSE ):  8.2
    CVSS:4.0/AV:N/AC:H/AT:N/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N
  * CVE-2025-26466 ( SUSE ):  5.9 CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:H

  
Affected Products:

  * Basesystem Module 15-SP6
  * Desktop Applications Module 15-SP6
  * openSUSE Leap 15.6
  * SUSE Linux Enterprise Desktop 15 SP6
  * SUSE Linux Enterprise Real Time 15 SP6
  * SUSE Linux Enterprise Server 15 SP6
  * SUSE Linux Enterprise Server for SAP Applications 15 SP6

  
  
An update that solves two vulnerabilities can now be installed.

## Description:

This update for openssh fixes the following issues:

  * CVE-2025-26465: Fixed MitM attack against OpenSSH's VerifyHostKeyDNS-enabled
    client (bsc#1237040).
  * CVE-2025-26466: Fixed DoS attack against OpenSSH's client and server
    (bsc#1237041).

## Patch Instructions:

To install this SUSE update use the SUSE recommended installation methods like
YaST online_update or "zypper patch".  
Alternatively you can run the command listed for your product:

  * openSUSE Leap 15.6  
    zypper in -t patch SUSE-2025-585=1 openSUSE-SLE-15.6-2025-585=1

  * Basesystem Module 15-SP6  
    zypper in -t patch SUSE-SLE-Module-Basesystem-15-SP6-2025-585=1

  * Desktop Applications Module 15-SP6  
    zypper in -t patch SUSE-SLE-Module-Desktop-Applications-15-SP6-2025-585=1

## Package List:

  * openSUSE Leap 15.6 (aarch64 ppc64le s390x x86_64 i586)
    * openssh-debugsource-9.6p1-150600.6.15.2
    * openssh-debuginfo-9.6p1-150600.6.15.2
    * openssh-askpass-gnome-debuginfo-9.6p1-150600.6.15.1
    * openssh-common-9.6p1-150600.6.15.2
    * openssh-9.6p1-150600.6.15.2
    * openssh-cavs-9.6p1-150600.6.15.2
    * openssh-clients-9.6p1-150600.6.15.2
    * openssh-common-debuginfo-9.6p1-150600.6.15.2
    * openssh-fips-9.6p1-150600.6.15.2
    * openssh-askpass-gnome-9.6p1-150600.6.15.1
    * openssh-helpers-debuginfo-9.6p1-150600.6.15.2
    * openssh-server-config-disallow-rootlogin-9.6p1-150600.6.15.2
    * openssh-server-9.6p1-150600.6.15.2
    * openssh-helpers-9.6p1-150600.6.15.2
    * openssh-server-debuginfo-9.6p1-150600.6.15.2
    * openssh-cavs-debuginfo-9.6p1-150600.6.15.2
    * openssh-clients-debuginfo-9.6p1-150600.6.15.2
    * openssh-askpass-gnome-debugsource-9.6p1-150600.6.15.1
  * Basesystem Module 15-SP6 (aarch64 ppc64le s390x x86_64)
    * openssh-debugsource-9.6p1-150600.6.15.2
    * openssh-debuginfo-9.6p1-150600.6.15.2
    * openssh-common-9.6p1-150600.6.15.2
    * openssh-9.6p1-150600.6.15.2
    * openssh-server-debuginfo-9.6p1-150600.6.15.2
    * openssh-clients-9.6p1-150600.6.15.2
    * openssh-common-debuginfo-9.6p1-150600.6.15.2
    * openssh-fips-9.6p1-150600.6.15.2
    * openssh-helpers-debuginfo-9.6p1-150600.6.15.2
    * openssh-server-config-disallow-rootlogin-9.6p1-150600.6.15.2
    * openssh-server-9.6p1-150600.6.15.2
    * openssh-helpers-9.6p1-150600.6.15.2
    * openssh-clients-debuginfo-9.6p1-150600.6.15.2
  * Desktop Applications Module 15-SP6 (aarch64 ppc64le s390x x86_64)
    * openssh-askpass-gnome-debuginfo-9.6p1-150600.6.15.1
    * openssh-askpass-gnome-9.6p1-150600.6.15.1
    * openssh-askpass-gnome-debugsource-9.6p1-150600.6.15.1

## References:

  * https://www.suse.com/security/cve/CVE-2025-26465.html
  * https://www.suse.com/security/cve/CVE-2025-26466.html
  * https://bugzilla.suse.com/show_bug.cgi?id=1237040
  * https://bugzilla.suse.com/show_bug.cgi?id=1237041

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