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SUSE: ruby2.5 Moderate Read Header & Userinfo Leakage 2025:02739-2

* bsc#1237805 * bsc#1245254 Cross-References: * CVE-2025-27221 . # Security update for ruby2.5 Announcement ID: SUSE-SU-2025:02739-2 Release Date: 2025-09-01T13:05:40Z Rating: moderate References: * bsc#1237805 * bsc#1245254 Cross-References: * CVE-2025-27221 * CVE-2025-6442 CVSS scores: * CVE-2025-27221 ( SUSE ): 5.9 CVSS:4.0/AV:N/AC:H/AT:P/PR:N/UI:A/VC:H/VI:N/VA:N/SC:N/SI:N/SA:N * CVE-2025-27221 ( SUSE ): 5.3 CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:H/I:N/A:N * CVE-2025-27221 ( NVD ): 5.3 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N * CVE-2025-27221 ( NVD ): 3.2 CVSS:3.1/AV:L/AC:H/PR:N/UI:N/S:C/C:L/I:N/A:N * CVE-2025-6442 ( SUSE ): 6.5 CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:L/I:H/A:N * CVE-2025-6442 ( NVD ): 5.9 CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:H/A:N * CVE-2025-6442 ( NVD ): 6.5 CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:L/I:H/A:N Affected Products: * SUSE Enterprise Storage 7.1 * SUSE Linux Enterprise High Performance Computing 15 SP3 * SUSE Linux Enterprise High Performance Computing 15 SP4 * SUSE Linux Enterprise High Performance Computing 15 SP5 * SUSE Linux Enterprise High Performance Computing ESPOS 15 SP4 * SUSE Linux Enterprise High Performance Computing ESPOS 15 SP5 * SUSE Linux Enterprise High Performance Computing LTSS 15 SP3 * SUSE Linux Enterprise High Performance Computing LTSS 15 SP4 * SUSE Linux Enterprise High Performance Computing LTSS 15 SP5 * SUSE Linux Enterprise Server 15 SP3 * SUSE Linux Enterprise Server 15 SP3 LTSS * SUSE Linux Enterprise Server 15 SP4 * SUSE Linux Enterprise Server 15 SP4 LTSS * SUSE Linux Enterprise Server 15 SP5 * SUSE Linux Enterprise Server 15 SP5 LTSS * SUSE Linux Enterprise Server for SAP Applications 15 SP3 * SUSE Linux Enterprise Server for SAP Applications 15 SP4 * SUSE Linux Enterprise Server for SAP Applications 15 SP5 * SUSE Manager Proxy 4.3 * SUSE Manager Retail Branch Server 4.3 * SUSE Manager Server 4.3 An update that solves two vulnerabilities can now beinstalled. ## Description: This update for ruby2.5 fixes the following issues: * CVE-2025-6442: Fixed read_header HTTP Request Smuggling Vulnerability in WEBrick (bsc#1245254) * CVE-2025-27221: Fixed userinfo leakage in URI#join, URI#merge and URI#+ (bsc#1237805) ## 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 High Performance Computing LTSS 15 SP3 zypper in -t patch SUSE-SLE-Product-HPC-15-SP3-LTSS-2025-2739=1 * SUSE Linux Enterprise High Performance Computing ESPOS 15 SP4 zypper in -t patch SUSE-SLE-Product-HPC-15-SP4-ESPOS-2025-2739=1 * SUSE Linux Enterprise High Performance Computing LTSS 15 SP4 zypper in -t patch SUSE-SLE-Product-HPC-15-SP4-LTSS-2025-2739=1 * SUSE Linux Enterprise High Performance Computing ESPOS 15 SP5 zypper in -t patch SUSE-SLE-Product-HPC-15-SP5-ESPOS-2025-2739=1 * SUSE Linux Enterprise High Performance Computing LTSS 15 SP5 zypper in -t patch SUSE-SLE-Product-HPC-15-SP5-LTSS-2025-2739=1 * SUSE Linux Enterprise Server 15 SP3 LTSS zypper in -t patch SUSE-SLE-Product-SLES-15-SP3-LTSS-2025-2739=1 * SUSE Linux Enterprise Server 15 SP4 LTSS zypper in -t patch SUSE-SLE-Product-SLES-15-SP4-LTSS-2025-2739=1 * SUSE Linux Enterprise Server 15 SP5 LTSS zypper in -t patch SUSE-SLE-Product-SLES-15-SP5-LTSS-2025-2739=1 * SUSE Linux Enterprise Server for SAP Applications 15 SP3 zypper in -t patch SUSE-SLE-Product-SLES_SAP-15-SP3-2025-2739=1 * SUSE Linux Enterprise Server for SAP Applications 15 SP4 zypper in -t patch SUSE-SLE-Product-SLES_SAP-15-SP4-2025-2739=1 * SUSE Linux Enterprise Server for SAP Applications 15 SP5 zypper in -t patch SUSE-SLE-Product-SLES_SAP-15-SP5-2025-2739=1 * SUSE Manager Proxy 4.3 zypper in -t patch SUSE-SLE-Product-SUSE-Manager-Proxy-4.3-2025-2739=1 * SUSE Manager RetailBranch Server 4.3 zypper in -t patch SUSE-SLE-Product-SUSE-Manager-Retail-Branch- Server-4.3-2025-2739=1 * SUSE Manager Server 4.3 zypper in -t patch SUSE-SLE-Product-SUSE-Manager-Server-4.3-2025-2739=1 * SUSE Enterprise Storage 7.1 zypper in -t patch SUSE-Storage-7.1-2025-2739=1 ## Package List: * SUSE Linux Enterprise High Performance Computing LTSS 15 SP3 (aarch64 x86_64) * ruby2.5-devel-2.5.9-150000.4.46.1 * ruby2.5-devel-extra-2.5.9-150000.4.46.1 * ruby2.5-stdlib-2.5.9-150000.4.46.1 * ruby2.5-2.5.9-150000.4.46.1 * libruby2_5-2_5-2.5.9-150000.4.46.1 * ruby2.5-stdlib-debuginfo-2.5.9-150000.4.46.1 * libruby2_5-2_5-debuginfo-2.5.9-150000.4.46.1 * ruby2.5-debuginfo-2.5.9-150000.4.46.1 * ruby2.5-debugsource-2.5.9-150000.4.46.1 * SUSE Linux Enterprise High Performance Computing ESPOS 15 SP4 (aarch64 x86_64) * ruby2.5-devel-2.5.9-150000.4.46.1 * ruby2.5-devel-extra-2.5.9-150000.4.46.1 * ruby2.5-stdlib-2.5.9-150000.4.46.1 * ruby2.5-2.5.9-150000.4.46.1 * libruby2_5-2_5-2.5.9-150000.4.46.1 * ruby2.5-stdlib-debuginfo-2.5.9-150000.4.46.1 * libruby2_5-2_5-debuginfo-2.5.9-150000.4.46.1 * ruby2.5-debuginfo-2.5.9-150000.4.46.1 * ruby2.5-debugsource-2.5.9-150000.4.46.1 * SUSE Linux Enterprise High Performance Computing LTSS 15 SP4 (aarch64 x86_64) * ruby2.5-devel-2.5.9-150000.4.46.1 * ruby2.5-devel-extra-2.5.9-150000.4.46.1 * ruby2.5-stdlib-2.5.9-150000.4.46.1 * ruby2.5-2.5.9-150000.4.46.1 * libruby2_5-2_5-2.5.9-150000.4.46.1 * ruby2.5-stdlib-debuginfo-2.5.9-150000.4.46.1 * libruby2_5-2_5-debuginfo-2.5.9-150000.4.46.1 * ruby2.5-debuginfo-2.5.9-150000.4.46.1 * ruby2.5-debugsource-2.5.9-150000.4.46.1 * SUSE Linux Enterprise High Performance Computing ESPOS 15 SP5 (aarch64 x86_64) * ruby2.5-devel-2.5.9-150000.4.46.1 * ruby2.5-devel-extra-2.5.9-150000.4.46.1 * ruby2.5-stdlib-2.5.9-150000.4.46.1 * ruby2.5-2.5.9-150000.4.46.1 *libruby2_5-2_5-2.5.9-150000.4.46.1 * ruby2.5-stdlib-debuginfo-2.5.9-150000.4.46.1 * libruby2_5-2_5-debuginfo-2.5.9-150000.4.46.1 * ruby2.5-debuginfo-2.5.9-150000.4.46.1 * ruby2.5-debugsource-2.5.9-150000.4.46.1 * SUSE Linux Enterprise High Performance Computing LTSS 15 SP5 (aarch64 x86_64) * ruby2.5-devel-2.5.9-150000.4.46.1 * ruby2.5-devel-extra-2.5.9-150000.4.46.1 * ruby2.5-stdlib-2.5.9-150000.4.46.1 * ruby2.5-2.5.9-150000.4.46.1 * libruby2_5-2_5-2.5.9-150000.4.46.1 * ruby2.5-stdlib-debuginfo-2.5.9-150000.4.46.1 * libruby2_5-2_5-debuginfo-2.5.9-150000.4.46.1 * ruby2.5-debuginfo-2.5.9-150000.4.46.1 * ruby2.5-debugsource-2.5.9-150000.4.46.1 * SUSE Linux Enterprise Server 15 SP3 LTSS (aarch64 ppc64le s390x x86_64) * ruby2.5-devel-2.5.9-150000.4.46.1 * ruby2.5-devel-extra-2.5.9-150000.4.46.1 * ruby2.5-stdlib-2.5.9-150000.4.46.1 * ruby2.5-2.5.9-150000.4.46.1 * libruby2_5-2_5-2.5.9-150000.4.46.1 * ruby2.5-stdlib-debuginfo-2.5.9-150000.4.46.1 * libruby2_5-2_5-debuginfo-2.5.9-150000.4.46.1 * ruby2.5-debuginfo-2.5.9-150000.4.46.1 * ruby2.5-debugsource-2.5.9-150000.4.46.1 * SUSE Linux Enterprise Server 15 SP4 LTSS (aarch64 ppc64le s390x x86_64) * ruby2.5-devel-2.5.9-150000.4.46.1 * ruby2.5-devel-extra-2.5.9-150000.4.46.1 * ruby2.5-stdlib-2.5.9-150000.4.46.1 * ruby2.5-2.5.9-150000.4.46.1 * libruby2_5-2_5-2.5.9-150000.4.46.1 * ruby2.5-stdlib-debuginfo-2.5.9-150000.4.46.1 * libruby2_5-2_5-debuginfo-2.5.9-150000.4.46.1 * ruby2.5-debuginfo-2.5.9-150000.4.46.1 * ruby2.5-debugsource-2.5.9-150000.4.46.1 * SUSE Linux Enterprise Server 15 SP5 LTSS (aarch64 ppc64le s390x x86_64) * ruby2.5-devel-2.5.9-150000.4.46.1 * ruby2.5-devel-extra-2.5.9-150000.4.46.1 * ruby2.5-stdlib-2.5.9-150000.4.46.1 * ruby2.5-2.5.9-150000.4.46.1 * libruby2_5-2_5-2.5.9-150000.4.46.1 * ruby2.5-stdlib-debuginfo-2.5.9-150000.4.46.1 * libruby2_5-2_5-debuginfo-2.5.9-150000.4.46.1 *ruby2.5-debuginfo-2.5.9-150000.4.46.1 * ruby2.5-debugsource-2.5.9-150000.4.46.1 * SUSE Linux Enterprise Server for SAP Applications 15 SP3 (ppc64le x86_64) * ruby2.5-devel-2.5.9-150000.4.46.1 * ruby2.5-devel-extra-2.5.9-150000.4.46.1 * ruby2.5-stdlib-2.5.9-150000.4.46.1 * ruby2.5-2.5.9-150000.4.46.1 * libruby2_5-2_5-2.5.9-150000.4.46.1 * ruby2.5-stdlib-debuginfo-2.5.9-150000.4.46.1 * libruby2_5-2_5-debuginfo-2.5.9-150000.4.46.1 * ruby2.5-debuginfo-2.5.9-150000.4.46.1 * ruby2.5-debugsource-2.5.9-150000.4.46.1 * SUSE Linux Enterprise Server for SAP Applications 15 SP4 (ppc64le x86_64) * ruby2.5-devel-2.5.9-150000.4.46.1 * ruby2.5-devel-extra-2.5.9-150000.4.46.1 * ruby2.5-stdlib-2.5.9-150000.4.46.1 * ruby2.5-2.5.9-150000.4.46.1 * libruby2_5-2_5-2.5.9-150000.4.46.1 * ruby2.5-stdlib-debuginfo-2.5.9-150000.4.46.1 * libruby2_5-2_5-debuginfo-2.5.9-150000.4.46.1 * ruby2.5-debuginfo-2.5.9-150000.4.46.1 * ruby2.5-debugsource-2.5.9-150000.4.46.1 * SUSE Linux Enterprise Server for SAP Applications 15 SP5 (ppc64le x86_64) * ruby2.5-devel-2.5.9-150000.4.46.1 * ruby2.5-devel-extra-2.5.9-150000.4.46.1 * ruby2.5-stdlib-2.5.9-150000.4.46.1 * ruby2.5-2.5.9-150000.4.46.1 * libruby2_5-2_5-2.5.9-150000.4.46.1 * ruby2.5-stdlib-debuginfo-2.5.9-150000.4.46.1 * libruby2_5-2_5-debuginfo-2.5.9-150000.4.46.1 * ruby2.5-debuginfo-2.5.9-150000.4.46.1 * ruby2.5-debugsource-2.5.9-150000.4.46.1 * SUSE Manager Proxy 4.3 (x86_64) * ruby2.5-devel-2.5.9-150000.4.46.1 * ruby2.5-devel-extra-2.5.9-150000.4.46.1 * ruby2.5-stdlib-2.5.9-150000.4.46.1 * ruby2.5-2.5.9-150000.4.46.1 * libruby2_5-2_5-2.5.9-150000.4.46.1 * ruby2.5-stdlib-debuginfo-2.5.9-150000.4.46.1 * libruby2_5-2_5-debuginfo-2.5.9-150000.4.46.1 * ruby2.5-debuginfo-2.5.9-150000.4.46.1 * ruby2.5-debugsource-2.5.9-150000.4.46.1 * SUSE Manager Retail Branch Server 4.3 (x86_64) * ruby2.5-devel-2.5.9-150000.4.46.1 *ruby2.5-devel-extra-2.5.9-150000.4.46.1 * ruby2.5-stdlib-2.5.9-150000.4.46.1 * ruby2.5-2.5.9-150000.4.46.1 * libruby2_5-2_5-2.5.9-150000.4.46.1 * ruby2.5-stdlib-debuginfo-2.5.9-150000.4.46.1 * libruby2_5-2_5-debuginfo-2.5.9-150000.4.46.1 * ruby2.5-debuginfo-2.5.9-150000.4.46.1 * ruby2.5-debugsource-2.5.9-150000.4.46.1 * SUSE Manager Server 4.3 (ppc64le s390x x86_64) * ruby2.5-devel-2.5.9-150000.4.46.1 * ruby2.5-devel-extra-2.5.9-150000.4.46.1 * ruby2.5-stdlib-2.5.9-150000.4.46.1 * ruby2.5-2.5.9-150000.4.46.1 * libruby2_5-2_5-2.5.9-150000.4.46.1 * ruby2.5-stdlib-debuginfo-2.5.9-150000.4.46.1 * libruby2_5-2_5-debuginfo-2.5.9-150000.4.46.1 * ruby2.5-debuginfo-2.5.9-150000.4.46.1 * ruby2.5-debugsource-2.5.9-150000.4.46.1 * SUSE Enterprise Storage 7.1 (aarch64 x86_64) * ruby2.5-devel-2.5.9-150000.4.46.1 * ruby2.5-devel-extra-2.5.9-150000.4.46.1 * ruby2.5-stdlib-2.5.9-150000.4.46.1 * ruby2.5-2.5.9-150000.4.46.1 * libruby2_5-2_5-2.5.9-150000.4.46.1 * ruby2.5-stdlib-debuginfo-2.5.9-150000.4.46.1 * libruby2_5-2_5-debuginfo-2.5.9-150000.4.46.1 * ruby2.5-debuginfo-2.5.9-150000.4.46.1 * ruby2.5-debugsource-2.5.9-150000.4.46.1 ## References: * https://www.suse.com/security/cve/CVE-2025-27221.html * https://www.suse.com/security/cve/CVE-2025-6442.html * https://bugzilla.suse.com/show_bug.cgi?id=1237805 * https://bugzilla.suse.com/show_bug.cgi?id=1245254 . Important notice regarding ruby2.5 on SUSE: tackles moderate vulnerabilities such as header reading exploits and user info exposure.. ruby2.5 security,SUSE patch,HTTP request smuggling,userinfo leakage. . LinuxSecurity.com Team

Sep 01, 2025 SuSE