SUSE-SU-2026:4811-1: moderate: Security update for openssh

SLE-SECURITY-UPDATES null at suse.de
Wed Oct 21 16:32:19 UTC 2026 

# Security update for openssh

Announcement ID: SUSE-SU-2026:4811-1  
Release Date: 2026-10-21T08:46:52Z  
Rating: moderate  
References:

  * bsc#1275074
  * bsc#1275079

  
Cross-References:

  * CVE-2026-73282
  * CVE-2026-73283

  
CVSS scores:

  * CVE-2026-73282 ( SUSE ):  6.3
    CVSS:4.0/AV:N/AC:H/AT:N/PR:N/UI:N/VC:L/VI:L/VA:L/SC:N/SI:N/SA:N
  * CVE-2026-73282 ( SUSE ):  5.6 CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:L/I:L/A:L
  * CVE-2026-73282 ( NVD ):  4.8 CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:L/I:L/A:N
  * CVE-2026-73283 ( SUSE ):  2.3
    CVSS:4.0/AV:N/AC:H/AT:N/PR:L/UI:N/VC:L/VI:L/VA:N/SC:N/SI:N/SA:N
  * CVE-2026-73283 ( SUSE ):  4.2 CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:L/I:L/A:N
  * CVE-2026-73283 ( NVD ):  2.5 CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:N/I:L/A:N

  
Affected Products:

  * openSUSE Leap 15.3
  * SUSE Linux Enterprise High Performance Computing 15 SP4
  * SUSE Linux Enterprise High Performance Computing 15 SP5
  * SUSE Linux Enterprise High Performance Computing ESPOS 15 SP4
  * SUSE Linux Enterprise High Performance Computing ESPOS 15 SP5
  * SUSE Linux Enterprise High Performance Computing LTSS 15 SP4
  * SUSE Linux Enterprise High Performance Computing LTSS 15 SP5
  * SUSE Linux Enterprise Micro 5.3
  * SUSE Linux Enterprise Micro 5.4
  * SUSE Linux Enterprise Micro 5.5
  * SUSE Linux Enterprise Micro for Rancher 5.3
  * SUSE Linux Enterprise Micro for Rancher 5.4
  * SUSE Linux Enterprise Server 15 SP4
  * SUSE Linux Enterprise Server 15 SP4 LTSS
  * SUSE Linux Enterprise Server 15 SP5
  * SUSE Linux Enterprise Server 15 SP5 LTSS
  * SUSE Linux Enterprise Server for SAP Applications 15 SP4
  * SUSE Linux Enterprise Server for SAP Applications 15 SP5

  
  
An update that solves two vulnerabilities can now be installed.

## Description:

This update for openssh fixes the following issues:

  * CVE-2026-73282: unsynchronized remote forwarding updates in SSH client
    multiplexing can cause use-after-free (bsc#1275074).
  * CVE-2026-73283: unenforced restriction keywords on tunnel forwarding can
    allow administrative security policy bypasses (bsc#1275079).

## 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 15.3  
    zypper in -t patch SUSE-2026-4811

  * SUSE Linux Enterprise Server for SAP Applications 15 SP4  
    zypper in -t patch SUSE-SLE-Product-SLES_SAP-15-SP4-2026-4811

  * SUSE Linux Enterprise High Performance Computing ESPOS 15 SP4  
    zypper in -t patch SUSE-SLE-Product-HPC-15-SP4-ESPOS-2026-4811

  * SUSE Linux Enterprise High Performance Computing LTSS 15 SP4  
    zypper in -t patch SUSE-SLE-Product-HPC-15-SP4-LTSS-2026-4811

  * SUSE Linux Enterprise Micro for Rancher 5.3  
    zypper in -t patch SUSE-SLE-Micro-5.3-2026-4811

  * SUSE Linux Enterprise Micro 5.3  
    zypper in -t patch SUSE-SLE-Micro-5.3-2026-4811

  * SUSE Linux Enterprise Server for SAP Applications 15 SP5  
    zypper in -t patch SUSE-SLE-Product-SLES_SAP-15-SP5-2026-4811

  * SUSE Linux Enterprise High Performance Computing ESPOS 15 SP5  
    zypper in -t patch SUSE-SLE-Product-HPC-15-SP5-ESPOS-2026-4811

  * SUSE Linux Enterprise High Performance Computing LTSS 15 SP5  
    zypper in -t patch SUSE-SLE-Product-HPC-15-SP5-LTSS-2026-4811

  * SUSE Linux Enterprise Micro for Rancher 5.4  
    zypper in -t patch SUSE-SLE-Micro-5.4-2026-4811

  * SUSE Linux Enterprise Micro 5.4  
    zypper in -t patch SUSE-SLE-Micro-5.4-2026-4811

  * SUSE Linux Enterprise Micro 5.5  
    zypper in -t patch SUSE-SLE-Micro-5.5-2026-4811

  * SUSE Linux Enterprise Server 15 SP4 LTSS  
    zypper in -t patch SUSE-SLE-Product-SLES-15-SP4-LTSS-2026-4811

  * SUSE Linux Enterprise Server 15 SP5 LTSS  
    zypper in -t patch SUSE-SLE-Product-SLES-15-SP5-LTSS-2026-4811

## Package List:

  * openSUSE Leap 15.3 (aarch64 i586 ppc64le s390x x86_64)
    * openssh-askpass-gnome-debugsource-8.4p1-150300.3.68.1
    * openssh-common-8.4p1-150300.3.68.2
    * openssh-server-8.4p1-150300.3.68.2
    * openssh-debugsource-8.4p1-150300.3.68.2
    * openssh-common-debuginfo-8.4p1-150300.3.68.2
    * openssh-debuginfo-8.4p1-150300.3.68.2
    * openssh-clients-debuginfo-8.4p1-150300.3.68.2
    * openssh-helpers-debuginfo-8.4p1-150300.3.68.2
    * openssh-8.4p1-150300.3.68.2
    * openssh-fips-8.4p1-150300.3.68.2
    * openssh-clients-8.4p1-150300.3.68.2
    * openssh-cavs-debuginfo-8.4p1-150300.3.68.2
    * openssh-server-debuginfo-8.4p1-150300.3.68.2
    * openssh-helpers-8.4p1-150300.3.68.2
    * openssh-cavs-8.4p1-150300.3.68.2
    * openssh-askpass-gnome-debuginfo-8.4p1-150300.3.68.1
    * openssh-askpass-gnome-8.4p1-150300.3.68.1
  * SUSE Linux Enterprise Server for SAP Applications 15 SP4 (ppc64le x86_64)
    * openssh-askpass-gnome-debugsource-8.4p1-150300.3.68.1
    * openssh-common-8.4p1-150300.3.68.2
    * openssh-server-8.4p1-150300.3.68.2
    * openssh-debugsource-8.4p1-150300.3.68.2
    * openssh-common-debuginfo-8.4p1-150300.3.68.2
    * openssh-debuginfo-8.4p1-150300.3.68.2
    * openssh-clients-debuginfo-8.4p1-150300.3.68.2
    * openssh-helpers-debuginfo-8.4p1-150300.3.68.2
    * openssh-8.4p1-150300.3.68.2
    * openssh-fips-8.4p1-150300.3.68.2
    * openssh-clients-8.4p1-150300.3.68.2
    * openssh-server-debuginfo-8.4p1-150300.3.68.2
    * openssh-helpers-8.4p1-150300.3.68.2
    * openssh-askpass-gnome-debuginfo-8.4p1-150300.3.68.1
    * openssh-askpass-gnome-8.4p1-150300.3.68.1
  * SUSE Linux Enterprise High Performance Computing ESPOS 15 SP4 (aarch64
    x86_64)
    * openssh-askpass-gnome-debugsource-8.4p1-150300.3.68.1
    * openssh-common-8.4p1-150300.3.68.2
    * openssh-server-8.4p1-150300.3.68.2
    * openssh-debugsource-8.4p1-150300.3.68.2
    * openssh-common-debuginfo-8.4p1-150300.3.68.2
    * openssh-debuginfo-8.4p1-150300.3.68.2
    * openssh-clients-debuginfo-8.4p1-150300.3.68.2
    * openssh-helpers-debuginfo-8.4p1-150300.3.68.2
    * openssh-8.4p1-150300.3.68.2
    * openssh-fips-8.4p1-150300.3.68.2
    * openssh-clients-8.4p1-150300.3.68.2
    * openssh-server-debuginfo-8.4p1-150300.3.68.2
    * openssh-helpers-8.4p1-150300.3.68.2
    * openssh-askpass-gnome-debuginfo-8.4p1-150300.3.68.1
    * openssh-askpass-gnome-8.4p1-150300.3.68.1
  * SUSE Linux Enterprise High Performance Computing LTSS 15 SP4 (aarch64
    x86_64)
    * openssh-askpass-gnome-debugsource-8.4p1-150300.3.68.1
    * openssh-common-8.4p1-150300.3.68.2
    * openssh-server-8.4p1-150300.3.68.2
    * openssh-debugsource-8.4p1-150300.3.68.2
    * openssh-common-debuginfo-8.4p1-150300.3.68.2
    * openssh-debuginfo-8.4p1-150300.3.68.2
    * openssh-clients-debuginfo-8.4p1-150300.3.68.2
    * openssh-helpers-debuginfo-8.4p1-150300.3.68.2
    * openssh-8.4p1-150300.3.68.2
    * openssh-fips-8.4p1-150300.3.68.2
    * openssh-clients-8.4p1-150300.3.68.2
    * openssh-server-debuginfo-8.4p1-150300.3.68.2
    * openssh-helpers-8.4p1-150300.3.68.2
    * openssh-askpass-gnome-debuginfo-8.4p1-150300.3.68.1
    * openssh-askpass-gnome-8.4p1-150300.3.68.1
  * SUSE Linux Enterprise Micro for Rancher 5.3 (aarch64 s390x x86_64)
    * openssh-common-8.4p1-150300.3.68.2
    * openssh-server-8.4p1-150300.3.68.2
    * openssh-debugsource-8.4p1-150300.3.68.2
    * openssh-common-debuginfo-8.4p1-150300.3.68.2
    * openssh-clients-debuginfo-8.4p1-150300.3.68.2
    * openssh-8.4p1-150300.3.68.2
    * openssh-fips-8.4p1-150300.3.68.2
    * openssh-clients-8.4p1-150300.3.68.2
    * openssh-server-debuginfo-8.4p1-150300.3.68.2
    * openssh-debuginfo-8.4p1-150300.3.68.2
  * SUSE Linux Enterprise Micro 5.3 (aarch64 s390x x86_64)
    * openssh-common-8.4p1-150300.3.68.2
    * openssh-server-8.4p1-150300.3.68.2
    * openssh-debugsource-8.4p1-150300.3.68.2
    * openssh-common-debuginfo-8.4p1-150300.3.68.2
    * openssh-clients-debuginfo-8.4p1-150300.3.68.2
    * openssh-8.4p1-150300.3.68.2
    * openssh-fips-8.4p1-150300.3.68.2
    * openssh-clients-8.4p1-150300.3.68.2
    * openssh-server-debuginfo-8.4p1-150300.3.68.2
    * openssh-debuginfo-8.4p1-150300.3.68.2
  * SUSE Linux Enterprise Server for SAP Applications 15 SP5 (ppc64le x86_64)
    * openssh-askpass-gnome-debugsource-8.4p1-150300.3.68.1
    * openssh-common-8.4p1-150300.3.68.2
    * openssh-server-8.4p1-150300.3.68.2
    * openssh-debugsource-8.4p1-150300.3.68.2
    * openssh-common-debuginfo-8.4p1-150300.3.68.2
    * openssh-debuginfo-8.4p1-150300.3.68.2
    * openssh-clients-debuginfo-8.4p1-150300.3.68.2
    * openssh-helpers-debuginfo-8.4p1-150300.3.68.2
    * openssh-8.4p1-150300.3.68.2
    * openssh-fips-8.4p1-150300.3.68.2
    * openssh-clients-8.4p1-150300.3.68.2
    * openssh-server-debuginfo-8.4p1-150300.3.68.2
    * openssh-helpers-8.4p1-150300.3.68.2
    * openssh-askpass-gnome-debuginfo-8.4p1-150300.3.68.1
    * openssh-askpass-gnome-8.4p1-150300.3.68.1
  * SUSE Linux Enterprise High Performance Computing ESPOS 15 SP5 (aarch64
    x86_64)
    * openssh-askpass-gnome-debugsource-8.4p1-150300.3.68.1
    * openssh-common-8.4p1-150300.3.68.2
    * openssh-server-8.4p1-150300.3.68.2
    * openssh-debugsource-8.4p1-150300.3.68.2
    * openssh-common-debuginfo-8.4p1-150300.3.68.2
    * openssh-debuginfo-8.4p1-150300.3.68.2
    * openssh-clients-debuginfo-8.4p1-150300.3.68.2
    * openssh-helpers-debuginfo-8.4p1-150300.3.68.2
    * openssh-8.4p1-150300.3.68.2
    * openssh-fips-8.4p1-150300.3.68.2
    * openssh-clients-8.4p1-150300.3.68.2
    * openssh-server-debuginfo-8.4p1-150300.3.68.2
    * openssh-helpers-8.4p1-150300.3.68.2
    * openssh-askpass-gnome-debuginfo-8.4p1-150300.3.68.1
    * openssh-askpass-gnome-8.4p1-150300.3.68.1
  * SUSE Linux Enterprise High Performance Computing LTSS 15 SP5 (aarch64
    x86_64)
    * openssh-askpass-gnome-debugsource-8.4p1-150300.3.68.1
    * openssh-common-8.4p1-150300.3.68.2
    * openssh-server-8.4p1-150300.3.68.2
    * openssh-debugsource-8.4p1-150300.3.68.2
    * openssh-common-debuginfo-8.4p1-150300.3.68.2
    * openssh-debuginfo-8.4p1-150300.3.68.2
    * openssh-clients-debuginfo-8.4p1-150300.3.68.2
    * openssh-helpers-debuginfo-8.4p1-150300.3.68.2
    * openssh-8.4p1-150300.3.68.2
    * openssh-fips-8.4p1-150300.3.68.2
    * openssh-clients-8.4p1-150300.3.68.2
    * openssh-server-debuginfo-8.4p1-150300.3.68.2
    * openssh-helpers-8.4p1-150300.3.68.2
    * openssh-askpass-gnome-debuginfo-8.4p1-150300.3.68.1
    * openssh-askpass-gnome-8.4p1-150300.3.68.1
  * SUSE Linux Enterprise Micro for Rancher 5.4 (aarch64 s390x x86_64)
    * openssh-common-8.4p1-150300.3.68.2
    * openssh-server-8.4p1-150300.3.68.2
    * openssh-debugsource-8.4p1-150300.3.68.2
    * openssh-common-debuginfo-8.4p1-150300.3.68.2
    * openssh-clients-debuginfo-8.4p1-150300.3.68.2
    * openssh-8.4p1-150300.3.68.2
    * openssh-fips-8.4p1-150300.3.68.2
    * openssh-clients-8.4p1-150300.3.68.2
    * openssh-server-debuginfo-8.4p1-150300.3.68.2
    * openssh-debuginfo-8.4p1-150300.3.68.2
  * SUSE Linux Enterprise Micro 5.4 (aarch64 s390x x86_64)
    * openssh-common-8.4p1-150300.3.68.2
    * openssh-server-8.4p1-150300.3.68.2
    * openssh-debugsource-8.4p1-150300.3.68.2
    * openssh-common-debuginfo-8.4p1-150300.3.68.2
    * openssh-clients-debuginfo-8.4p1-150300.3.68.2
    * openssh-8.4p1-150300.3.68.2
    * openssh-fips-8.4p1-150300.3.68.2
    * openssh-clients-8.4p1-150300.3.68.2
    * openssh-server-debuginfo-8.4p1-150300.3.68.2
    * openssh-debuginfo-8.4p1-150300.3.68.2
  * SUSE Linux Enterprise Micro 5.5 (aarch64 ppc64le s390x x86_64)
    * openssh-common-8.4p1-150300.3.68.2
    * openssh-server-8.4p1-150300.3.68.2
    * openssh-debugsource-8.4p1-150300.3.68.2
    * openssh-common-debuginfo-8.4p1-150300.3.68.2
    * openssh-clients-debuginfo-8.4p1-150300.3.68.2
    * openssh-8.4p1-150300.3.68.2
    * openssh-fips-8.4p1-150300.3.68.2
    * openssh-clients-8.4p1-150300.3.68.2
    * openssh-server-debuginfo-8.4p1-150300.3.68.2
    * openssh-debuginfo-8.4p1-150300.3.68.2
  * SUSE Linux Enterprise Server 15 SP4 LTSS (aarch64 ppc64le s390x x86_64)
    * openssh-askpass-gnome-debugsource-8.4p1-150300.3.68.1
    * openssh-common-8.4p1-150300.3.68.2
    * openssh-server-8.4p1-150300.3.68.2
    * openssh-debugsource-8.4p1-150300.3.68.2
    * openssh-common-debuginfo-8.4p1-150300.3.68.2
    * openssh-debuginfo-8.4p1-150300.3.68.2
    * openssh-clients-debuginfo-8.4p1-150300.3.68.2
    * openssh-helpers-debuginfo-8.4p1-150300.3.68.2
    * openssh-8.4p1-150300.3.68.2
    * openssh-fips-8.4p1-150300.3.68.2
    * openssh-clients-8.4p1-150300.3.68.2
    * openssh-server-debuginfo-8.4p1-150300.3.68.2
    * openssh-helpers-8.4p1-150300.3.68.2
    * openssh-askpass-gnome-debuginfo-8.4p1-150300.3.68.1
    * openssh-askpass-gnome-8.4p1-150300.3.68.1
  * SUSE Linux Enterprise Server 15 SP5 LTSS (aarch64 ppc64le s390x x86_64)
    * openssh-askpass-gnome-debugsource-8.4p1-150300.3.68.1
    * openssh-common-8.4p1-150300.3.68.2
    * openssh-server-8.4p1-150300.3.68.2
    * openssh-debugsource-8.4p1-150300.3.68.2
    * openssh-common-debuginfo-8.4p1-150300.3.68.2
    * openssh-debuginfo-8.4p1-150300.3.68.2
    * openssh-clients-debuginfo-8.4p1-150300.3.68.2
    * openssh-helpers-debuginfo-8.4p1-150300.3.68.2
    * openssh-8.4p1-150300.3.68.2
    * openssh-fips-8.4p1-150300.3.68.2
    * openssh-clients-8.4p1-150300.3.68.2
    * openssh-server-debuginfo-8.4p1-150300.3.68.2
    * openssh-helpers-8.4p1-150300.3.68.2
    * openssh-askpass-gnome-debuginfo-8.4p1-150300.3.68.1
    * openssh-askpass-gnome-8.4p1-150300.3.68.1

## References:

  * https://www.suse.com/security/cve/CVE-2026-73282.html
  * https://www.suse.com/security/cve/CVE-2026-73283.html
  * https://bugzilla.suse.com/show_bug.cgi?id=1275074
  * https://bugzilla.suse.com/show_bug.cgi?id=1275079

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