SUSE alert openSUSE-SU-2026:20647-1 (libssh)

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null@suse.de
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security-announce@lists.opensuse.org
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openSUSE-SU-2026:20647-1: moderate: Security update for libssh
Date:
             
 
Thu, 30 Apr 2026 15:13:42 +0200
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<20260430131342.E73FFFCCC@maintenance.suse.de>
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Article
openSUSE security update: security update for libssh
-------------------------------------------------------------

Announcement ID: openSUSE-SU-2026:20647-1
Rating: moderate
References:

  * bsc#1246974
  * bsc#1249375
  * bsc#1258045
  * bsc#1258049
  * bsc#1258054
  * bsc#1258080
  * bsc#1258081



Cross-References:

  * CVE-2025-8114
  * CVE-2025-8277
  * CVE-2026-0964
  * CVE-2026-0965
  * CVE-2026-0966
  * CVE-2026-0967
  * CVE-2026-0968



CVSS scores:

  * CVE-2025-8114 ( SUSE ): 4.7 CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:N/I:N/A:H
  * CVE-2025-8114 ( SUSE ): 5.7 CVSS:4.0/AV:L/AC:L/AT:P/PR:L/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N
  * CVE-2025-8277 ( SUSE ): 3.1 CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:N/I:N/A:L
  * CVE-2026-0964 ( SUSE ): 5 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 ): 2.2 CVSS:3.1/AV:L/AC:H/PR:L/UI:R/S:U/C:N/I:N/A:L
  * CVE-2026-0967 ( SUSE ): 1 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-2026-0968 ( SUSE ): 3.7 CVSS:3.1/AV:N/AC:H/PR:L/UI:R/S:U/C:L/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

Affected Products:

         openSUSE Leap 16.0

-------------------------------------------------------------

An update that solves 7 vulnerabilities and has 7 bug fixes can now be installed.

Description:

This update for libssh fixes the following issues:

- Update to version 0.11.4:
- CVE-2026-0964: SCP Protocol Path Traversal in ssh_scp_pull_request() (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 DoS (bsc#1258081)
- CVE-2026-0968: OOB Read in sftp_parse_longname() (bsc#1258080)
- CVE-2025-8114: Fix NULL pointer dereference after allocation failure (bsc#1246974)
- CVE-2025-8277: Fix memory leak of ephemeral key pair during repeated wrong KEX (bsc#1249375)


Patch instructions:

   To install this openSUSE security 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 16.0

   zypper in -t patch openSUSE-Leap-16.0-655=1

Package List:

- openSUSE Leap 16.0:

  libssh-config-0.11.4-160000.1.1
  libssh-devel-0.11.4-160000.1.1
  libssh4-0.11.4-160000.1.1

References:

  * https://www.suse.com/security/cve/CVE-2025-8114.html
  * https://www.suse.com/security/cve/CVE-2025-8277.html
  * 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