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SUSE: 2023:4486-1 Important: Fixes For Xen Quarantine And BTC

* bsc#1216654 * bsc#1216807 Cross-References: * CVE-2023-46835 . # Security update for xen Announcement ID: SUSE-SU-2023:4486-1 Rating: important References: * bsc#1216654 * bsc#1216807 Cross-References: * CVE-2023-46835 * CVE-2023-46836 CVSS scores: * CVE-2023-46835 ( SUSE ): 6.5 CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:C/C:H/I:N/A:N * CVE-2023-46836 ( SUSE ): 5.1 CVSS:3.1/AV:L/AC:H/PR:N/UI:N/S:U/C:H/I:N/A:N Affected Products: * SUSE Linux Enterprise High Performance Computing 12 SP5 * SUSE Linux Enterprise Server 12 SP5 * SUSE Linux Enterprise Server for SAP Applications 12 SP5 * SUSE Linux Enterprise Software Development Kit 12 SP5 An update that solves two vulnerabilities can now be installed. ## Description: This update for xen fixes the following issues: * CVE-2023-46835: x86/AMD: mismatch in IOMMU quarantine page table levels (XSA-445) (bsc#1216654). * CVE-2023-46836: x86: BTC/SRSO fixes not fully effective (XSA-446) (bsc#1216807). ## Special Instructions and Notes: * Please reboot the system after installing this update. ## 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 Software Development Kit 12 SP5 zypper in -t patch SUSE-SLE-SDK-12-SP5-2023-4486=1 * SUSE Linux Enterprise Server for SAP Applications 12 SP5 zypper in -t patch SUSE-SLE-SERVER-12-SP5-2023-4486=1 * SUSE Linux Enterprise High Performance Computing 12 SP5 zypper in -t patch SUSE-SLE-SERVER-12-SP5-2023-4486=1 * SUSE Linux Enterprise Server 12 SP5 zypper in -t patch SUSE-SLE-SERVER-12-SP5-2023-4486=1 ## Package List: * SUSE Linux Enterprise Software Development Kit 12 SP5 (aarch64 x86_64) * xen-devel-4.12.4_42-3.100.1 * xen-debugsource-4.12.4_42-3.100.1 * SUSE Linux Enterprise Server for SAP Applications 12 SP5 (x86_64) * xen-4.12.4_42-3.100.1 *xen-libs-debuginfo-4.12.4_42-3.100.1 * xen-tools-4.12.4_42-3.100.1 * xen-libs-debuginfo-32bit-4.12.4_42-3.100.1 * xen-libs-32bit-4.12.4_42-3.100.1 * xen-debugsource-4.12.4_42-3.100.1 * xen-tools-domU-debuginfo-4.12.4_42-3.100.1 * xen-doc-html-4.12.4_42-3.100.1 * xen-libs-4.12.4_42-3.100.1 * xen-tools-domU-4.12.4_42-3.100.1 * xen-tools-debuginfo-4.12.4_42-3.100.1 * SUSE Linux Enterprise High Performance Computing 12 SP5 (x86_64) * xen-4.12.4_42-3.100.1 * xen-libs-debuginfo-4.12.4_42-3.100.1 * xen-tools-4.12.4_42-3.100.1 * xen-libs-debuginfo-32bit-4.12.4_42-3.100.1 * xen-libs-32bit-4.12.4_42-3.100.1 * xen-debugsource-4.12.4_42-3.100.1 * xen-tools-domU-debuginfo-4.12.4_42-3.100.1 * xen-doc-html-4.12.4_42-3.100.1 * xen-libs-4.12.4_42-3.100.1 * xen-tools-domU-4.12.4_42-3.100.1 * xen-tools-debuginfo-4.12.4_42-3.100.1 * SUSE Linux Enterprise Server 12 SP5 (x86_64) * xen-4.12.4_42-3.100.1 * xen-libs-debuginfo-4.12.4_42-3.100.1 * xen-tools-4.12.4_42-3.100.1 * xen-libs-debuginfo-32bit-4.12.4_42-3.100.1 * xen-libs-32bit-4.12.4_42-3.100.1 * xen-debugsource-4.12.4_42-3.100.1 * xen-tools-domU-debuginfo-4.12.4_42-3.100.1 * xen-doc-html-4.12.4_42-3.100.1 * xen-libs-4.12.4_42-3.100.1 * xen-tools-domU-4.12.4_42-3.100.1 * xen-tools-debuginfo-4.12.4_42-3.100.1 ## References: * https://www.suse.com/security/cve/CVE-2023-46835.html * https://www.suse.com/security/cve/CVE-2023-46836.html * https://bugzilla.suse.com/show_bug.cgi?id=1216654 * https://bugzilla.suse.com/show_bug.cgi?id=1216807 . Important security patch for openSUSE addressing xen threats; system reboot required after installation for enhanced safeguarding. SUSE Linux,xen,xen security fix,system reboot,security update. . Severity: Important. LinuxSecurity.com Team

Nov 20, 2023 •Important SuSE