SUSE-SU-2026:4827-1: moderate: Security update for openssh

SLE-SECURITY-UPDATES null at suse.de
Wed Oct 21 16:30:45 UTC 2026 

# Security update for openssh

Announcement ID: SUSE-SU-2026:4827-1  
Release Date: 2026-10-21T11:57:42Z  
Rating: moderate  
References:

  * bsc#1259462
  * bsc#1275074
  * bsc#1275075
  * bsc#1275079

  
Cross-References:

  * CVE-2026-73281
  * CVE-2026-73282
  * CVE-2026-73283

  
CVSS scores:

  * CVE-2026-73281 ( SUSE ):  2.3
    CVSS:4.0/AV:N/AC:H/AT:N/PR:L/UI:N/VC:N/VI:L/VA:N/SC:N/SI:L/SA:N
  * CVE-2026-73281 ( SUSE ):  3.5 CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:C/C:N/I:L/A:N
  * CVE-2026-73281 ( NVD ):  3.5 CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:C/C:N/I:L/A:N
  * 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:

  * Basesystem Module 15-SP7
  * Desktop Applications Module 15-SP7
  * openSUSE Leap 15.6
  * SUSE Linux Enterprise Desktop 15 SP7
  * SUSE Linux Enterprise Real Time 15 SP7
  * SUSE Linux Enterprise Server 15 SP6
  * SUSE Linux Enterprise Server 15 SP6 LTSS
  * SUSE Linux Enterprise Server 15 SP7
  * SUSE Linux Enterprise Server for SAP Applications 15 SP6
  * SUSE Linux Enterprise Server for SAP Applications 15 SP7

  
  
An update that solves three vulnerabilities and has one security fix can now be
installed.

## Description:

This update for openssh fixes the following issues:

  * CVE-2026-73281: refused binding requests on locked SSH agents can allow
    destination restriction bypasses (bsc#1275075).
  * 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).

Changes for openssh: \- Included mentions of the configuration drop-in
directories (bsc#1259462).

## 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:

  * SUSE Linux Enterprise Server for SAP Applications 15 SP6  
    zypper in -t patch SUSE-SLE-Product-SLES_SAP-15-SP6-2026-4827

  * openSUSE Leap 15.6  
    zypper in -t patch SUSE-2026-4827

  * Basesystem Module 15-SP7  
    zypper in -t patch SUSE-SLE-Module-Basesystem-15-SP7-2026-4827

  * Desktop Applications Module 15-SP7  
    zypper in -t patch SUSE-SLE-Module-Desktop-Applications-15-SP7-2026-4827

  * SUSE Linux Enterprise Server 15 SP6 LTSS  
    zypper in -t patch SUSE-SLE-Product-SLES-15-SP6-LTSS-2026-4827

## Package List:

  * SUSE Linux Enterprise Server for SAP Applications 15 SP6 (ppc64le x86_64)
    * openssh-debugsource-9.6p1-150600.6.52.2
    * openssh-common-9.6p1-150600.6.52.2
    * openssh-fips-9.6p1-150600.6.52.2
    * openssh-server-9.6p1-150600.6.52.2
    * openssh-askpass-gnome-9.6p1-150600.6.52.1
    * openssh-helpers-9.6p1-150600.6.52.2
    * openssh-server-config-disallow-rootlogin-9.6p1-150600.6.52.2
    * openssh-debuginfo-9.6p1-150600.6.52.2
    * openssh-askpass-gnome-debugsource-9.6p1-150600.6.52.1
    * openssh-clients-9.6p1-150600.6.52.2
    * openssh-common-debuginfo-9.6p1-150600.6.52.2
    * openssh-clients-debuginfo-9.6p1-150600.6.52.2
    * openssh-server-debuginfo-9.6p1-150600.6.52.2
    * openssh-helpers-debuginfo-9.6p1-150600.6.52.2
    * openssh-askpass-gnome-debuginfo-9.6p1-150600.6.52.1
    * openssh-9.6p1-150600.6.52.2
  * openSUSE Leap 15.6 (aarch64 i586 ppc64le s390x x86_64)
    * openssh-debugsource-9.6p1-150600.6.52.2
    * openssh-askpass-gnome-debuginfo-9.6p1-150600.6.52.1
    * openssh-common-9.6p1-150600.6.52.2
    * openssh-fips-9.6p1-150600.6.52.2
    * openssh-server-9.6p1-150600.6.52.2
    * openssh-askpass-gnome-9.6p1-150600.6.52.1
    * openssh-helpers-9.6p1-150600.6.52.2
    * openssh-server-config-disallow-rootlogin-9.6p1-150600.6.52.2
    * openssh-debuginfo-9.6p1-150600.6.52.2
    * openssh-askpass-gnome-debugsource-9.6p1-150600.6.52.1
    * openssh-clients-9.6p1-150600.6.52.2
    * openssh-common-debuginfo-9.6p1-150600.6.52.2
    * openssh-clients-debuginfo-9.6p1-150600.6.52.2
    * openssh-cavs-debuginfo-9.6p1-150600.6.52.2
    * openssh-server-debuginfo-9.6p1-150600.6.52.2
    * openssh-helpers-debuginfo-9.6p1-150600.6.52.2
    * openssh-cavs-9.6p1-150600.6.52.2
    * openssh-9.6p1-150600.6.52.2
  * Basesystem Module 15-SP7 (aarch64 ppc64le s390x x86_64)
    * openssh-debugsource-9.6p1-150600.6.52.2
    * openssh-common-9.6p1-150600.6.52.2
    * openssh-fips-9.6p1-150600.6.52.2
    * openssh-server-9.6p1-150600.6.52.2
    * openssh-helpers-9.6p1-150600.6.52.2
    * openssh-server-config-disallow-rootlogin-9.6p1-150600.6.52.2
    * openssh-debuginfo-9.6p1-150600.6.52.2
    * openssh-common-debuginfo-9.6p1-150600.6.52.2
    * openssh-clients-9.6p1-150600.6.52.2
    * openssh-clients-debuginfo-9.6p1-150600.6.52.2
    * openssh-server-debuginfo-9.6p1-150600.6.52.2
    * openssh-helpers-debuginfo-9.6p1-150600.6.52.2
    * openssh-9.6p1-150600.6.52.2
  * Desktop Applications Module 15-SP7 (aarch64 ppc64le s390x x86_64)
    * openssh-askpass-gnome-9.6p1-150600.6.52.1
    * openssh-askpass-gnome-debuginfo-9.6p1-150600.6.52.1
    * openssh-askpass-gnome-debugsource-9.6p1-150600.6.52.1
  * SUSE Linux Enterprise Server 15 SP6 LTSS (aarch64 ppc64le s390x x86_64)
    * openssh-debugsource-9.6p1-150600.6.52.2
    * openssh-common-9.6p1-150600.6.52.2
    * openssh-fips-9.6p1-150600.6.52.2
    * openssh-server-9.6p1-150600.6.52.2
    * openssh-askpass-gnome-9.6p1-150600.6.52.1
    * openssh-helpers-9.6p1-150600.6.52.2
    * openssh-server-config-disallow-rootlogin-9.6p1-150600.6.52.2
    * openssh-debuginfo-9.6p1-150600.6.52.2
    * openssh-askpass-gnome-debugsource-9.6p1-150600.6.52.1
    * openssh-clients-9.6p1-150600.6.52.2
    * openssh-common-debuginfo-9.6p1-150600.6.52.2
    * openssh-clients-debuginfo-9.6p1-150600.6.52.2
    * openssh-server-debuginfo-9.6p1-150600.6.52.2
    * openssh-helpers-debuginfo-9.6p1-150600.6.52.2
    * openssh-askpass-gnome-debuginfo-9.6p1-150600.6.52.1
    * openssh-9.6p1-150600.6.52.2

## References:

  * https://www.suse.com/security/cve/CVE-2026-73281.html
  * 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=1259462
  * https://bugzilla.suse.com/show_bug.cgi?id=1275074
  * https://bugzilla.suse.com/show_bug.cgi?id=1275075
  * https://bugzilla.suse.com/show_bug.cgi?id=1275079

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