SUSE-SU-2026:0567-1: moderate: Security update for libssh

[SLE-SECURITY-UPDATES]

# Security update for libssh

Announcement ID: SUSE-SU-2026:0567-1  
Release Date: 2026-02-17T12:26:12Z  
Rating: moderate  
References:

  * bsc#1258045
  * bsc#1258049
  * bsc#1258054
  * bsc#1258080
  * bsc#1258081

  
Cross-References:

  * CVE-2026-0964
  * CVE-2026-0965
  * CVE-2026-0966
  * CVE-2026-0967
  * CVE-2026-0968

  
CVSS scores:

  * CVE-2026-0964 ( SUSE ):  5.0 CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:L/I:L/A:L
  * CVE-2026-0965 ( SUSE ):  3.3 CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:L
  * CVE-2026-0966 ( SUSE ):  6.5 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:L
  * CVE-2026-0967 ( SUSE ):  1.0
    CVSS:4.0/AV:L/AC:H/AT:N/PR:L/UI:P/VC:N/VI:N/VA:L/SC:N/SI:N/SA:N
  * CVE-2026-0967 ( SUSE ):  2.2 CVSS:3.1/AV:L/AC:H/PR:L/UI:R/S:U/C:N/I:N/A:L
  * CVE-2026-0968 ( SUSE ):  2.1
    CVSS:4.0/AV:N/AC:H/AT:N/PR:L/UI:P/VC:L/VI:N/VA:L/SC:N/SI:N/SA:N
  * CVE-2026-0968 ( SUSE ):  3.7 CVSS:3.1/AV:N/AC:H/PR:L/UI:R/S:U/C:L/I:N/A:L

  
Affected Products:

  * SUSE Linux Enterprise Micro 5.2
  * SUSE Linux Enterprise Micro for Rancher 5.2

  
  
An update that solves five vulnerabilities can now be installed.

## Description:

This update for libssh fixes the following issues:

  * CVE-2026-0964: improper sanitation of paths received from SCP servers can
    cause path traversal (bsc#1258049).
  * CVE-2026-0965: possible denial of service when parsing unexpected
    configuration files (bsc#1258045).
  * CVE-2026-0966: buffer underflow in ssh_get_hexa() on invalid input
    (bsc#1258054).
  * CVE-2026-0967: specially crafted patterns could cause denial of service
    (bsc#1258081).
  * CVE-2026-0968: malformed SFTP message can lead to out of bound read
    (bsc#1258080).

## 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 Micro 5.2  
    zypper in -t patch SUSE-SUSE-MicroOS-5.2-2026-567=1

  * SUSE Linux Enterprise Micro for Rancher 5.2  
    zypper in -t patch SUSE-SUSE-MicroOS-5.2-2026-567=1

## Package List:

  * SUSE Linux Enterprise Micro 5.2 (aarch64 s390x x86_64)
    * libssh-config-0.9.8-150200.13.15.1
    * libssh-debugsource-0.9.8-150200.13.15.1
    * libssh4-debuginfo-0.9.8-150200.13.15.1
    * libssh4-0.9.8-150200.13.15.1
  * SUSE Linux Enterprise Micro for Rancher 5.2 (aarch64 s390x x86_64)
    * libssh-config-0.9.8-150200.13.15.1
    * libssh-debugsource-0.9.8-150200.13.15.1
    * libssh4-debuginfo-0.9.8-150200.13.15.1
    * libssh4-0.9.8-150200.13.15.1

## References:

  * https://www.suse.com/security/cve/CVE-2026-0964.html
  * https://www.suse.com/security/cve/CVE-2026-0965.html
  * https://www.suse.com/security/cve/CVE-2026-0966.html
  * https://www.suse.com/security/cve/CVE-2026-0967.html
  * https://www.suse.com/security/cve/CVE-2026-0968.html
  * https://bugzilla.suse.com/show_bug.cgi?id=1258045
  * https://bugzilla.suse.com/show_bug.cgi?id=1258049
  * https://bugzilla.suse.com/show_bug.cgi?id=1258054
  * https://bugzilla.suse.com/show_bug.cgi?id=1258080
  * https://bugzilla.suse.com/show_bug.cgi?id=1258081

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