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SUSE: openssh8.4 Moderate Code Exec Risk CVE-2025-61984

* bsc#1251198 * bsc#1251199 Cross-References: * CVE-2025-61984 . # Security update for openssh8.4 Announcement ID: SUSE-SU-2025:4098-1 Release Date: 2025-11-14T08:22:54Z Rating: moderate References: * bsc#1251198 * bsc#1251199 Cross-References: * CVE-2025-61984 * CVE-2025-61985 CVSS scores: * CVE-2025-61984 ( SUSE ): 2.0 CVSS:4.0/AV:L/AC:L/AT:P/PR:L/UI:N/VC:L/VI:L/VA:L/SC:N/SI:N/SA:N * CVE-2025-61984 ( SUSE ): 5.3 CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L * CVE-2025-61984 ( NVD ): 3.6 CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:L/I:L/A:N * CVE-2025-61985 ( SUSE ): 2.0 CVSS:4.0/AV:L/AC:L/AT:P/PR:L/UI:N/VC:L/VI:L/VA:L/SC:N/SI:N/SA:N * CVE-2025-61985 ( SUSE ): 5.3 CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L * CVE-2025-61985 ( NVD ): 3.6 CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:L/I:L/A:N Affected Products: * SUSE Linux Enterprise High Performance Computing 12 SP5 * SUSE Linux Enterprise Server 12 SP5 * SUSE Linux Enterprise Server 12 SP5 LTSS * SUSE Linux Enterprise Server 12 SP5 LTSS Extended Security * SUSE Linux Enterprise Server for SAP Applications 12 SP5 An update that solves two vulnerabilities can now be installed. ## Description: This update for openssh8.4 fixes the following issues: * CVE-2025-61984: Fixed code execution via control characters in usernames when a ProxyCommand is used (bsc#1251198) * CVE-2025-61985: Fixed code execution via '\0' character in ssh:// URI when a ProxyCommand is used (bsc#1251199) ## 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 12 SP5 LTSS zypper in -t patch SUSE-SLE-SERVER-12-SP5-LTSS-2025-4098=1 * SUSE Linux Enterprise Server 12 SP5 LTSS Extended Security zypper in -t patch SUSE-SLE-SERVER-12-SP5-LTSS-EXTENDED-SECURITY-2025-4098=1 ## Package List: * SUSE Linux Enterprise Server 12 SP5LTSS (aarch64 ppc64le s390x x86_64) * openssh8.4-server-debuginfo-8.4p1-8.19.1 * openssh8.4-helpers-debuginfo-8.4p1-8.19.1 * openssh8.4-fips-8.4p1-8.19.1 * openssh8.4-common-8.4p1-8.19.1 * openssh8.4-helpers-8.4p1-8.19.1 * openssh8.4-clients-8.4p1-8.19.1 * openssh8.4-server-8.4p1-8.19.1 * openssh8.4-8.4p1-8.19.1 * openssh8.4-debugsource-8.4p1-8.19.1 * openssh8.4-common-debuginfo-8.4p1-8.19.1 * openssh8.4-clients-debuginfo-8.4p1-8.19.1 * SUSE Linux Enterprise Server 12 SP5 LTSS Extended Security (x86_64) * openssh8.4-server-debuginfo-8.4p1-8.19.1 * openssh8.4-helpers-debuginfo-8.4p1-8.19.1 * openssh8.4-fips-8.4p1-8.19.1 * openssh8.4-common-8.4p1-8.19.1 * openssh8.4-helpers-8.4p1-8.19.1 * openssh8.4-clients-8.4p1-8.19.1 * openssh8.4-server-8.4p1-8.19.1 * openssh8.4-8.4p1-8.19.1 * openssh8.4-debugsource-8.4p1-8.19.1 * openssh8.4-common-debuginfo-8.4p1-8.19.1 * openssh8.4-clients-debuginfo-8.4p1-8.19.1 ## References: * https://www.suse.com/security/cve/CVE-2025-61984.html * https://www.suse.com/security/cve/CVE-2025-61985.html * https://bugzilla.suse.com/show_bug.cgi?id=1251198 * https://bugzilla.suse.com/show_bug.cgi?id=1251199 . Critical security update for openssh 8.4 addressing two issues with serious implications. Install immediately.. openssh security update, SUSE advisory, code execution vulnerability, security patching. . LinuxSecurity.com Team

Nov 14, 2025 SuSE