ESB-2026.4561

=========================================================================== AUSCERT External Security Bulletin Redistribution ESB-2026.4561 Security update for libssh 5 May 2026 =========================================================================== AUSCERT Security Bulletin Summary --------------------------------- Product: libssh Publisher: SUSE Operating System: SUSE Resolution: Patch/Upgrade CVE Names: CVE-2025-8114 CVE-2025-8277 CVE-2026-0964 CVE-2026-0965 CVE-2026-0966 CVE-2026-0967 CVE-2026-0968 Original Bulletin: https://www.suse.com/support/update/announcement/2026/suse-su-202621428-1 Comment: CVSS (Max): 6.5 CVE-2026-0966 (CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:L) CVSS Source: SUSE Calculator: https://www.first.org/cvss/calculator/3.1#CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:L EPSS (Max): 0.1% (16th) CVE-2025-8277 2026-05-03 - --------------------------BEGIN INCLUDED TEXT-------------------- Security update for libssh Announcement ID: SUSE-SU-2026:21428-1 Release Date: 2026-04-29T11:06:27Z Rating: moderate o bsc#1246974 o bsc#1249375 o bsc#1258045 References: o bsc#1258049 o bsc#1258054 o bsc#1258080 o bsc#1258081 o CVE-2025-8114 o CVE-2025-8277 o CVE-2026-0964 Cross-References: o CVE-2026-0965 o CVE-2026-0966 o CVE-2026-0967 o CVE-2026-0968 o 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 o 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 o CVE-2025-8114 ( NVD ): 4.7 CVSS:3.1/AV:L/AC:H/PR:L/UI:N/ S:U/C:N/I:N/A:H o CVE-2025-8114 ( NVD ): 4.7 CVSS:3.1/AV:L/AC:H/PR:L/UI:N/ S:U/C:N/I:N/A:H o 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 o CVE-2025-8277 ( NVD ): 3.1 CVSS:3.1/AV:N/AC:H/PR:L/UI:N/ S:U/C:N/I:N/A:L o 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 o CVE-2026-0964 ( NVD ): 6.3 CVSS:3.1/AV:N/AC:L/PR:N/UI:R/ S:U/C:L/I:L/A:L o CVE-2026-0964 ( NVD ): 5.0 CVSS:3.0/AV:N/AC:H/PR:N/UI:R/ S:U/C:L/I:L/A:L o 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 o CVE-2026-0965 ( NVD ): 3.3 CVSS:3.0/AV:L/AC:L/PR:L/UI:N/ S:U/C:N/I:N/A:L o CVE-2026-0966 ( SUSE ): 6.5 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/ CVSS scores: S:U/C:N/I:L/A:L o CVE-2026-0966 ( NVD ): 8.2 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/ S:U/C:N/I:L/A:H o CVE-2026-0966 ( NVD ): 6.5 CVSS:3.0/AV:N/AC:L/PR:N/UI:N/ S:U/C:N/I:L/A:L o 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 o 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 o CVE-2026-0967 ( NVD ): 5.5 CVSS:3.1/AV:L/AC:L/PR:N/UI:R/ S:U/C:N/I:N/A:H o CVE-2026-0967 ( NVD ): 2.2 CVSS:3.0/AV:L/AC:H/PR:L/UI:R/ S:U/C:N/I:N/A:L o 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 o 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 o CVE-2026-0968 ( NVD ): 3.1 CVSS:3.1/AV:N/AC:H/PR:N/UI:R/ S:U/C:N/I:N/A:L o CVE-2026-0968 ( NVD ): 3.1 CVSS:3.1/AV:N/AC:H/PR:N/UI:R/ S:U/C:N/I:N/A:L o CVE-2026-0968 ( NVD ): 3.1 CVSS:3.0/AV:N/AC:H/PR:N/UI:R/ S:U/C:N/I:N/A:L Affected o SUSE Linux Enterprise Server 16.0 Products: o SUSE Linux Enterprise Server for SAP applications 16.0 An update that solves seven vulnerabilities can now be installed. Description: This update for libssh fixes the following issues: o Update to version 0.11.4: o CVE-2026-0964: SCP Protocol Path Traversal in ssh_scp_pull_request() (bsc# 1258049) o CVE-2026-0965: Possible Denial of Service when parsing unexpected configuration files (bsc#1258045) o CVE-2026-0966: Buffer underflow in ssh_get_hexa() on invalid input (bsc# 1258054) o CVE-2026-0967: Specially crafted patterns could cause DoS (bsc#1258081) o CVE-2026-0968: OOB Read in sftp_parse_longname() (bsc#1258080) o CVE-2025-8114: Fix NULL pointer dereference after allocation failure (bsc# 1246974) o CVE-2025-8277: Fix memory leak of ephemeral key pair during repeated wrong KEX (bsc#1249375) 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: o SUSE Linux Enterprise Server for SAP applications 16.0 zypper in -t patch SUSE-SLES-16.0-655=1 o SUSE Linux Enterprise Server 16.0 zypper in -t patch SUSE-SLES-16.0-655=1 Package List: o SUSE Linux Enterprise Server for SAP applications 16.0 (noarch) libssh-config-0.11.4-160000.1.1 o SUSE Linux Enterprise Server for SAP applications 16.0 (ppc64le x86_64) libssh-devel-0.11.4-160000.1.1 libssh4-0.11.4-160000.1.1 libssh4-debuginfo-0.11.4-160000.1.1 libssh-debugsource-0.11.4-160000.1.1 o SUSE Linux Enterprise Server 16.0 (noarch) libssh-config-0.11.4-160000.1.1 o SUSE Linux Enterprise Server 16.0 (aarch64 ppc64le s390x x86_64) libssh-devel-0.11.4-160000.1.1 libssh4-0.11.4-160000.1.1 libssh4-debuginfo-0.11.4-160000.1.1 libssh-debugsource-0.11.4-160000.1.1 References: o https://www.suse.com/security/cve/CVE-2025-8114.html o https://www.suse.com/security/cve/CVE-2025-8277.html o https://www.suse.com/security/cve/CVE-2026-0964.html o https://www.suse.com/security/cve/CVE-2026-0965.html o https://www.suse.com/security/cve/CVE-2026-0966.html o https://www.suse.com/security/cve/CVE-2026-0967.html o https://www.suse.com/security/cve/CVE-2026-0968.html o https://bugzilla.suse.com/show_bug.cgi?id=1246974 o https://bugzilla.suse.com/show_bug.cgi?id=1249375 o https://bugzilla.suse.com/show_bug.cgi?id=1258045 o https://bugzilla.suse.com/show_bug.cgi?id=1258049 o https://bugzilla.suse.com/show_bug.cgi?id=1258054 o https://bugzilla.suse.com/show_bug.cgi?id=1258080 o https://bugzilla.suse.com/show_bug.cgi?id=1258081 - --------------------------END INCLUDED TEXT---------------------- You have received this e-mail bulletin as a result of your organisation's registration with AUSCERT. 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