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 be installed.

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 Retail Branch 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