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SUSE: Xen Important Fixes for Input Sanitization Issues 2025:3843-1

* bsc#1248807 * bsc#1251271 Cross-References: * CVE-2025-27466 . # Security update for xen Announcement ID: SUSE-SU-2025:3843-1 Release Date: 2025-10-28T16:40:50Z Rating: important References: * bsc#1248807 * bsc#1251271 Cross-References: * CVE-2025-27466 * CVE-2025-58142 * CVE-2025-58143 * CVE-2025-58147 * CVE-2025-58148 CVSS scores: * CVE-2025-27466 ( SUSE ): 6.5 CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:C/C:N/I:N/A:H * CVE-2025-27466 ( NVD ): 9.8 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H * CVE-2025-58142 ( SUSE ): 6.5 CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:C/C:N/I:N/A:H * CVE-2025-58142 ( NVD ): 9.8 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H * CVE-2025-58143 ( SUSE ): 7.0 CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H * CVE-2025-58143 ( NVD ): 9.8 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H * CVE-2025-58147 ( SUSE ): 6.8 CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:U/C:L/I:L/A:H * CVE-2025-58148 ( SUSE ): 6.8 CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:U/C:L/I:L/A:H Affected Products: * openSUSE Leap 15.4 * SUSE Linux Enterprise High Performance Computing 15 SP4 * SUSE Linux Enterprise High Performance Computing ESPOS 15 SP4 * SUSE Linux Enterprise High Performance Computing LTSS 15 SP4 * SUSE Linux Enterprise Micro 5.3 * SUSE Linux Enterprise Micro 5.4 * SUSE Linux Enterprise Micro for Rancher 5.3 * SUSE Linux Enterprise Micro for Rancher 5.4 * SUSE Linux Enterprise Server 15 SP4 * SUSE Linux Enterprise Server 15 SP4 LTSS * SUSE Linux Enterprise Server for SAP Applications 15 SP4 * SUSE Manager Proxy 4.3 * SUSE Manager Proxy 4.3 LTS * SUSE Manager Retail Branch Server 4.3 * SUSE Manager Retail Branch Server 4.3 LTS * SUSE Manager Server 4.3 * SUSE Manager Server 4.3 LTS An update that solves five vulnerabilities can now be installed. ## Description: This update for xen fixes the following issues: * CVE-2025-58147, CVE-2025-58148: Fixed incorrect input sanitisation in Viridian hypercalls (bsc#1251271, XSA-475) * CVE-2025-27466,CVE-2025-58142, CVE-2025-58143: Fixed mutiple vulnerabilities in the Viridian interface (bsc#1248807, XSA-472) ## 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: * openSUSE Leap 15.4 zypper in -t patch SUSE-2025-3843=1 * SUSE Linux Enterprise Micro for Rancher 5.3 zypper in -t patch SUSE-SLE-Micro-5.3-2025-3843=1 * SUSE Linux Enterprise Micro 5.3 zypper in -t patch SUSE-SLE-Micro-5.3-2025-3843=1 * SUSE Linux Enterprise Micro for Rancher 5.4 zypper in -t patch SUSE-SLE-Micro-5.4-2025-3843=1 * SUSE Linux Enterprise Micro 5.4 zypper in -t patch SUSE-SLE-Micro-5.4-2025-3843=1 * SUSE Linux Enterprise High Performance Computing ESPOS 15 SP4 zypper in -t patch SUSE-SLE-Product-HPC-15-SP4-ESPOS-2025-3843=1 * SUSE Linux Enterprise High Performance Computing LTSS 15 SP4 zypper in -t patch SUSE-SLE-Product-HPC-15-SP4-LTSS-2025-3843=1 * SUSE Linux Enterprise Server 15 SP4 LTSS zypper in -t patch SUSE-SLE-Product-SLES-15-SP4-LTSS-2025-3843=1 * SUSE Linux Enterprise Server for SAP Applications 15 SP4 zypper in -t patch SUSE-SLE-Product-SLES_SAP-15-SP4-2025-3843=1 * SUSE Manager Proxy 4.3 LTS zypper in -t patch SUSE-SLE-Product-SUSE-Manager-Proxy-4.3-LTS-2025-3843=1 * SUSE Manager Retail Branch Server 4.3 LTS zypper in -t patch SUSE-SLE-Product-SUSE-Manager-Retail-Branch- Server-4.3-LTS-2025-3843=1 * SUSE Manager Server 4.3 LTS zypper in -t patch SUSE-SLE-Product-SUSE-Manager-Server-4.3-LTS-2025-3843=1 ## Package List: * openSUSE Leap 15.4 (aarch64 x86_64 i586) * xen-libs-4.16.7_04-150400.4.75.1 * xen-devel-4.16.7_04-150400.4.75.1 * xen-tools-domU-4.16.7_04-150400.4.75.1 * xen-tools-domU-debuginfo-4.16.7_04-150400.4.75.1 * xen-libs-debuginfo-4.16.7_04-150400.4.75.1 * xen-debugsource-4.16.7_04-150400.4.75.1 * openSUSE Leap 15.4(x86_64) * xen-libs-32bit-4.16.7_04-150400.4.75.1 * xen-libs-32bit-debuginfo-4.16.7_04-150400.4.75.1 * openSUSE Leap 15.4 (aarch64 x86_64) * xen-doc-html-4.16.7_04-150400.4.75.1 * xen-4.16.7_04-150400.4.75.1 * xen-tools-debuginfo-4.16.7_04-150400.4.75.1 * xen-tools-4.16.7_04-150400.4.75.1 * openSUSE Leap 15.4 (noarch) * xen-tools-xendomains-wait-disk-4.16.7_04-150400.4.75.1 * openSUSE Leap 15.4 (aarch64_ilp32) * xen-libs-64bit-debuginfo-4.16.7_04-150400.4.75.1 * xen-libs-64bit-4.16.7_04-150400.4.75.1 * SUSE Linux Enterprise Micro for Rancher 5.3 (x86_64) * xen-debugsource-4.16.7_04-150400.4.75.1 * xen-libs-debuginfo-4.16.7_04-150400.4.75.1 * xen-libs-4.16.7_04-150400.4.75.1 * SUSE Linux Enterprise Micro 5.3 (x86_64) * xen-debugsource-4.16.7_04-150400.4.75.1 * xen-libs-debuginfo-4.16.7_04-150400.4.75.1 * xen-libs-4.16.7_04-150400.4.75.1 * SUSE Linux Enterprise Micro for Rancher 5.4 (x86_64) * xen-debugsource-4.16.7_04-150400.4.75.1 * xen-libs-debuginfo-4.16.7_04-150400.4.75.1 * xen-libs-4.16.7_04-150400.4.75.1 * SUSE Linux Enterprise Micro 5.4 (x86_64) * xen-debugsource-4.16.7_04-150400.4.75.1 * xen-libs-debuginfo-4.16.7_04-150400.4.75.1 * xen-libs-4.16.7_04-150400.4.75.1 * SUSE Linux Enterprise High Performance Computing ESPOS 15 SP4 (x86_64) * xen-4.16.7_04-150400.4.75.1 * xen-libs-4.16.7_04-150400.4.75.1 * xen-devel-4.16.7_04-150400.4.75.1 * xen-tools-domU-4.16.7_04-150400.4.75.1 * xen-tools-domU-debuginfo-4.16.7_04-150400.4.75.1 * xen-libs-debuginfo-4.16.7_04-150400.4.75.1 * xen-tools-debuginfo-4.16.7_04-150400.4.75.1 * xen-debugsource-4.16.7_04-150400.4.75.1 * xen-tools-4.16.7_04-150400.4.75.1 * SUSE Linux Enterprise High Performance Computing ESPOS 15 SP4 (noarch) * xen-tools-xendomains-wait-disk-4.16.7_04-150400.4.75.1 * SUSE Linux Enterprise High Performance Computing LTSS 15 SP4 (x86_64) * xen-4.16.7_04-150400.4.75.1 * xen-libs-4.16.7_04-150400.4.75.1 * xen-devel-4.16.7_04-150400.4.75.1 * xen-tools-domU-4.16.7_04-150400.4.75.1 * xen-tools-domU-debuginfo-4.16.7_04-150400.4.75.1 * xen-libs-debuginfo-4.16.7_04-150400.4.75.1 * xen-tools-debuginfo-4.16.7_04-150400.4.75.1 * xen-debugsource-4.16.7_04-150400.4.75.1 * xen-tools-4.16.7_04-150400.4.75.1 * SUSE Linux Enterprise High Performance Computing LTSS 15 SP4 (noarch) * xen-tools-xendomains-wait-disk-4.16.7_04-150400.4.75.1 * SUSE Linux Enterprise Server 15 SP4 LTSS (x86_64) * xen-4.16.7_04-150400.4.75.1 * xen-libs-4.16.7_04-150400.4.75.1 * xen-devel-4.16.7_04-150400.4.75.1 * xen-tools-domU-4.16.7_04-150400.4.75.1 * xen-tools-domU-debuginfo-4.16.7_04-150400.4.75.1 * xen-libs-debuginfo-4.16.7_04-150400.4.75.1 * xen-tools-debuginfo-4.16.7_04-150400.4.75.1 * xen-debugsource-4.16.7_04-150400.4.75.1 * xen-tools-4.16.7_04-150400.4.75.1 * SUSE Linux Enterprise Server 15 SP4 LTSS (noarch) * xen-tools-xendomains-wait-disk-4.16.7_04-150400.4.75.1 * SUSE Linux Enterprise Server for SAP Applications 15 SP4 (x86_64) * xen-4.16.7_04-150400.4.75.1 * xen-libs-4.16.7_04-150400.4.75.1 * xen-devel-4.16.7_04-150400.4.75.1 * xen-tools-domU-4.16.7_04-150400.4.75.1 * xen-tools-domU-debuginfo-4.16.7_04-150400.4.75.1 * xen-libs-debuginfo-4.16.7_04-150400.4.75.1 * xen-tools-debuginfo-4.16.7_04-150400.4.75.1 * xen-debugsource-4.16.7_04-150400.4.75.1 * xen-tools-4.16.7_04-150400.4.75.1 * SUSE Linux Enterprise Server for SAP Applications 15 SP4 (noarch) * xen-tools-xendomains-wait-disk-4.16.7_04-150400.4.75.1 * SUSE Manager Proxy 4.3 LTS (x86_64) * xen-4.16.7_04-150400.4.75.1 * xen-libs-4.16.7_04-150400.4.75.1 * xen-devel-4.16.7_04-150400.4.75.1 * xen-tools-domU-4.16.7_04-150400.4.75.1 * xen-tools-domU-debuginfo-4.16.7_04-150400.4.75.1 * xen-libs-debuginfo-4.16.7_04-150400.4.75.1 * xen-tools-debuginfo-4.16.7_04-150400.4.75.1 * xen-debugsource-4.16.7_04-150400.4.75.1 *xen-tools-4.16.7_04-150400.4.75.1 * SUSE Manager Proxy 4.3 LTS (noarch) * xen-tools-xendomains-wait-disk-4.16.7_04-150400.4.75.1 * SUSE Manager Retail Branch Server 4.3 LTS (x86_64) * xen-4.16.7_04-150400.4.75.1 * xen-libs-4.16.7_04-150400.4.75.1 * xen-devel-4.16.7_04-150400.4.75.1 * xen-tools-domU-4.16.7_04-150400.4.75.1 * xen-tools-domU-debuginfo-4.16.7_04-150400.4.75.1 * xen-libs-debuginfo-4.16.7_04-150400.4.75.1 * xen-tools-debuginfo-4.16.7_04-150400.4.75.1 * xen-debugsource-4.16.7_04-150400.4.75.1 * xen-tools-4.16.7_04-150400.4.75.1 * SUSE Manager Retail Branch Server 4.3 LTS (noarch) * xen-tools-xendomains-wait-disk-4.16.7_04-150400.4.75.1 * SUSE Manager Server 4.3 LTS (x86_64) * xen-4.16.7_04-150400.4.75.1 * xen-libs-4.16.7_04-150400.4.75.1 * xen-devel-4.16.7_04-150400.4.75.1 * xen-tools-domU-4.16.7_04-150400.4.75.1 * xen-tools-domU-debuginfo-4.16.7_04-150400.4.75.1 * xen-libs-debuginfo-4.16.7_04-150400.4.75.1 * xen-tools-debuginfo-4.16.7_04-150400.4.75.1 * xen-debugsource-4.16.7_04-150400.4.75.1 * xen-tools-4.16.7_04-150400.4.75.1 * SUSE Manager Server 4.3 LTS (noarch) * xen-tools-xendomains-wait-disk-4.16.7_04-150400.4.75.1 ## References: * https://www.suse.com/security/cve/CVE-2025-27466.html * https://www.suse.com/security/cve/CVE-2025-58142.html * https://www.suse.com/security/cve/CVE-2025-58143.html * https://www.suse.com/security/cve/CVE-2025-58147.html * https://www.suse.com/security/cve/CVE-2025-58148.html * https://bugzilla.suse.com/show_bug.cgi?id=1248807 * https://bugzilla.suse.com/show_bug.cgi?id=1251271 . This security update addresses multiple vulnerabilities in Xen, including input sanitization issues and more.. SUSE Linux, Xen Security, Update Patch. . Severity: Important. LinuxSecurity.com Team

Oct 28, 2025 •Important SuSE