SUSE alert SUSE-SU-2026:1908-1 (kernel)
| From: | OPENSUSE-SECURITY-UPDATES <null@suse.de> | |
| To: | security-announce@lists.opensuse.org | |
| Subject: | SUSE-SU-2026:1908-1: important: Security update for the Linux Kernel | |
| Date: | Mon, 18 May 2026 08:33:29 -0000 | |
| Message-ID: | <177909320950.874.9810785742073251209@ce2cd4b7ee52> | |
| Archive-link: | Article |
# Security update for the Linux Kernel Announcement ID: SUSE-SU-2026:1908-1 Release Date: 2026-05-17T17:14:47Z Rating: important References: * bsc#1264013 * bsc#1265209 * bsc#1265308 Cross-References: * CVE-2025-54518 * CVE-2026-46300 * CVE-2026-46333 CVSS scores: * CVE-2025-54518 ( SUSE ): 7.3 CVSS:4.0/AV:L/AC:H/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N * CVE-2025-54518 ( SUSE ): 7.4 CVSS:3.1/AV:L/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H * CVE-2025-54518 ( NVD ): 7.3 CVSS:4.0/AV:L/AC:H/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X * CVE-2026-46300 ( SUSE ): 8.6 CVSS:4.0/AV:L/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N * CVE-2026-46300 ( SUSE ): 8.8 CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H * CVE-2026-46333 ( SUSE ): 7.8 CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H Affected Products: * openSUSE Leap 15.6 * SUSE Linux Enterprise High Availability Extension 15 SP6 * SUSE Linux Enterprise Live Patching 15-SP6 * SUSE Linux Enterprise Real Time 15 SP6 * SUSE Linux Enterprise Server 15 SP6 * SUSE Linux Enterprise Server 15 SP6 LTSS * SUSE Linux Enterprise Server for SAP Applications 15 SP6 An update that solves three vulnerabilities can now be installed. ## Description: The SUSE Linux Enterprise 15 SP6 kernel was updated to fix various security issues The following security issues were fixed: * CVE-2025-54518: x86/CPU/AMD: Prevent improper isolation of shared resources in Zen2's op cache (bsc#1264013). * CVE-2026-46300: net: skbuff: propagate shared-frag marker through pskb_copy() (bsc#1265209). * CVE-2026-46333: Fixed logic bug in the Linux kernel's __ptrace_may_access() function (bsc#1265308). The following non security issues were fixed: * io-wq: check that the predecessor is hashed in io_wq_remove_pending() (git- fixes). ## 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: * openSUSE Leap 15.6 zypper in -t patch SUSE-2026-1908=1 * SUSE Linux Enterprise High Availability Extension 15 SP6 zypper in -t patch SUSE-SLE-Product-HA-15-SP6-2026-1908=1 * SUSE Linux Enterprise Server 15 SP6 LTSS zypper in -t patch SUSE-SLE-Product-SLES-15-SP6-LTSS-2026-1908=1 * SUSE Linux Enterprise Server for SAP Applications 15 SP6 zypper in -t patch SUSE-SLE-Product-SLES_SAP-15-SP6-2026-1908=1 * SUSE Linux Enterprise Live Patching 15-SP6 zypper in -t patch SUSE-SLE-Module-Live-Patching-15-SP6-2026-1908=1 ## Package List: * openSUSE Leap 15.6 (noarch nosrc) * kernel-docs-6.4.0-150600.23.109.1 * openSUSE Leap 15.6 (noarch) * kernel-docs-html-6.4.0-150600.23.109.1 * kernel-devel-6.4.0-150600.23.109.1 * kernel-source-vanilla-6.4.0-150600.23.109.1 * kernel-source-6.4.0-150600.23.109.1 * kernel-macros-6.4.0-150600.23.109.1 * openSUSE Leap 15.6 (nosrc ppc64le x86_64) * kernel-debug-6.4.0-150600.23.109.1 * openSUSE Leap 15.6 (aarch64 ppc64le s390x x86_64) * kernel-default-devel-6.4.0-150600.23.109.1 * kernel-obs-build-debugsource-6.4.0-150600.23.109.1 * kselftests-kmp-default-6.4.0-150600.23.109.1 * kernel-default-optional-6.4.0-150600.23.109.1 * ocfs2-kmp-default-6.4.0-150600.23.109.1 * kernel-default-extra-6.4.0-150600.23.109.1 * kernel-default-optional-debuginfo-6.4.0-150600.23.109.1 * kernel-syms-6.4.0-150600.23.109.1 * cluster-md-kmp-default-6.4.0-150600.23.109.1 * dlm-kmp-default-6.4.0-150600.23.109.1 * kernel-default-debuginfo-6.4.0-150600.23.109.1 * kernel-default-devel-debuginfo-6.4.0-150600.23.109.1 * gfs2-kmp-default-debuginfo-6.4.0-150600.23.109.1 * kernel-obs-build-6.4.0-150600.23.109.1 * ocfs2-kmp-default-debuginfo-6.4.0-150600.23.109.1 * cluster-md-kmp-default-debuginfo-6.4.0-150600.23.109.1 * kernel-default-debugsource-6.4.0-150600.23.109.1 * gfs2-kmp-default-6.4.0-150600.23.109.1 * reiserfs-kmp-default-6.4.0-150600.23.109.1 * kernel-default-extra-debuginfo-6.4.0-150600.23.109.1 * kernel-obs-qa-6.4.0-150600.23.109.1 * kselftests-kmp-default-debuginfo-6.4.0-150600.23.109.1 * reiserfs-kmp-default-debuginfo-6.4.0-150600.23.109.1 * kernel-default-livepatch-6.4.0-150600.23.109.1 * dlm-kmp-default-debuginfo-6.4.0-150600.23.109.1 * openSUSE Leap 15.6 (aarch64 nosrc ppc64le x86_64) * kernel-kvmsmall-6.4.0-150600.23.109.1 * openSUSE Leap 15.6 (aarch64 ppc64le x86_64) * kernel-kvmsmall-devel-6.4.0-150600.23.109.1 * kernel-kvmsmall-debugsource-6.4.0-150600.23.109.1 * kernel-kvmsmall-devel-debuginfo-6.4.0-150600.23.109.1 * kernel-kvmsmall-debuginfo-6.4.0-150600.23.109.1 * kernel-default-base-rebuild-6.4.0-150600.23.109.1.150600.12.50.2 * kernel-default-base-6.4.0-150600.23.109.1.150600.12.50.2 * openSUSE Leap 15.6 (ppc64le s390x x86_64) * kernel-livepatch-SLE15-SP6_Update_25-debugsource-1-150600.13.5.1 * kernel-livepatch-6_4_0-150600_23_109-default-1-150600.13.5.1 * kernel-livepatch-6_4_0-150600_23_109-default-debuginfo-1-150600.13.5.1 * kernel-default-livepatch-devel-6.4.0-150600.23.109.1 * openSUSE Leap 15.6 (nosrc) * dtb-aarch64-6.4.0-150600.23.109.1 * openSUSE Leap 15.6 (aarch64) * dtb-lg-6.4.0-150600.23.109.1 * dtb-altera-6.4.0-150600.23.109.1 * dtb-marvell-6.4.0-150600.23.109.1 * dtb-arm-6.4.0-150600.23.109.1 * dtb-rockchip-6.4.0-150600.23.109.1 * kselftests-kmp-64kb-debuginfo-6.4.0-150600.23.109.1 * dtb-amlogic-6.4.0-150600.23.109.1 * kselftests-kmp-64kb-6.4.0-150600.23.109.1 * kernel-64kb-optional-6.4.0-150600.23.109.1 * kernel-64kb-extra-6.4.0-150600.23.109.1 * kernel-64kb-optional-debuginfo-6.4.0-150600.23.109.1 * dtb-freescale-6.4.0-150600.23.109.1 * reiserfs-kmp-64kb-debuginfo-6.4.0-150600.23.109.1 * ocfs2-kmp-64kb-debuginfo-6.4.0-150600.23.109.1 * dlm-kmp-64kb-debuginfo-6.4.0-150600.23.109.1 * cluster-md-kmp-64kb-debuginfo-6.4.0-150600.23.109.1 * cluster-md-kmp-64kb-6.4.0-150600.23.109.1 * dtb-exynos-6.4.0-150600.23.109.1 * dtb-nvidia-6.4.0-150600.23.109.1 * kernel-64kb-extra-debuginfo-6.4.0-150600.23.109.1 * dtb-allwinner-6.4.0-150600.23.109.1 * dtb-xilinx-6.4.0-150600.23.109.1 * dtb-socionext-6.4.0-150600.23.109.1 * dtb-apm-6.4.0-150600.23.109.1 * kernel-64kb-devel-6.4.0-150600.23.109.1 * kernel-64kb-devel-debuginfo-6.4.0-150600.23.109.1 * dtb-mediatek-6.4.0-150600.23.109.1 * dtb-cavium-6.4.0-150600.23.109.1 * dtb-apple-6.4.0-150600.23.109.1 * reiserfs-kmp-64kb-6.4.0-150600.23.109.1 * dtb-renesas-6.4.0-150600.23.109.1 * dtb-sprd-6.4.0-150600.23.109.1 * gfs2-kmp-64kb-debuginfo-6.4.0-150600.23.109.1 * kernel-64kb-debuginfo-6.4.0-150600.23.109.1 * dtb-amd-6.4.0-150600.23.109.1 * dtb-hisilicon-6.4.0-150600.23.109.1 * ocfs2-kmp-64kb-6.4.0-150600.23.109.1 * gfs2-kmp-64kb-6.4.0-150600.23.109.1 * dtb-amazon-6.4.0-150600.23.109.1 * dlm-kmp-64kb-6.4.0-150600.23.109.1 * kernel-64kb-debugsource-6.4.0-150600.23.109.1 * dtb-broadcom-6.4.0-150600.23.109.1 * dtb-qcom-6.4.0-150600.23.109.1 * openSUSE Leap 15.6 (aarch64 nosrc) * kernel-64kb-6.4.0-150600.23.109.1 * openSUSE Leap 15.6 (aarch64 ppc64le s390x x86_64 nosrc) * kernel-default-6.4.0-150600.23.109.1 * openSUSE Leap 15.6 (x86_64) * kernel-default-vdso-debuginfo-6.4.0-150600.23.109.1 * kernel-kvmsmall-vdso-6.4.0-150600.23.109.1 * kernel-kvmsmall-vdso-debuginfo-6.4.0-150600.23.109.1 * kernel-debug-vdso-debuginfo-6.4.0-150600.23.109.1 * kernel-debug-vdso-6.4.0-150600.23.109.1 * kernel-default-vdso-6.4.0-150600.23.109.1 * openSUSE Leap 15.6 (nosrc s390x) * kernel-zfcpdump-6.4.0-150600.23.109.1 * openSUSE Leap 15.6 (s390x) * kernel-zfcpdump-debuginfo-6.4.0-150600.23.109.1 * kernel-zfcpdump-debugsource-6.4.0-150600.23.109.1 * openSUSE Leap 15.6 (ppc64le x86_64) * kernel-debug-devel-debuginfo-6.4.0-150600.23.109.1 * kernel-debug-devel-6.4.0-150600.23.109.1 * kernel-debug-debuginfo-6.4.0-150600.23.109.1 * kernel-debug-debugsource-6.4.0-150600.23.109.1 * SUSE Linux Enterprise High Availability Extension 15 SP6 (nosrc) * kernel-default-6.4.0-150600.23.109.1 * SUSE Linux Enterprise High Availability Extension 15 SP6 (aarch64 ppc64le s390x x86_64) * kernel-default-debugsource-6.4.0-150600.23.109.1 * kernel-default-debuginfo-6.4.0-150600.23.109.1 * SUSE Linux Enterprise Server 15 SP6 LTSS (aarch64 ppc64le s390x x86_64) * ocfs2-kmp-default-6.4.0-150600.23.109.1 * cluster-md-kmp-default-debuginfo-6.4.0-150600.23.109.1 * kernel-default-debugsource-6.4.0-150600.23.109.1 * gfs2-kmp-default-6.4.0-150600.23.109.1 * kernel-default-devel-6.4.0-150600.23.109.1 * kernel-default-devel-debuginfo-6.4.0-150600.23.109.1 * reiserfs-kmp-default-6.4.0-150600.23.109.1 * gfs2-kmp-default-debuginfo-6.4.0-150600.23.109.1 * kernel-obs-build-6.4.0-150600.23.109.1 * ocfs2-kmp-default-debuginfo-6.4.0-150600.23.109.1 * kernel-syms-6.4.0-150600.23.109.1 * cluster-md-kmp-default-6.4.0-150600.23.109.1 * kernel-obs-build-debugsource-6.4.0-150600.23.109.1 * reiserfs-kmp-default-debuginfo-6.4.0-150600.23.109.1 * dlm-kmp-default-6.4.0-150600.23.109.1 * kernel-default-debuginfo-6.4.0-150600.23.109.1 * dlm-kmp-default-debuginfo-6.4.0-150600.23.109.1 * SUSE Linux Enterprise Server 15 SP6 LTSS (aarch64 nosrc) * kernel-64kb-6.4.0-150600.23.109.1 * SUSE Linux Enterprise Server 15 SP6 LTSS (aarch64) * kernel-64kb-devel-6.4.0-150600.23.109.1 * kernel-64kb-debuginfo-6.4.0-150600.23.109.1 * kernel-64kb-debugsource-6.4.0-150600.23.109.1 * kernel-64kb-devel-debuginfo-6.4.0-150600.23.109.1 * SUSE Linux Enterprise Server 15 SP6 LTSS (aarch64 ppc64le s390x x86_64 nosrc) * kernel-default-6.4.0-150600.23.109.1 * SUSE Linux Enterprise Server 15 SP6 LTSS (aarch64 ppc64le x86_64) * kernel-default-base-6.4.0-150600.23.109.1.150600.12.50.2 * SUSE Linux Enterprise Server 15 SP6 LTSS (noarch) * kernel-macros-6.4.0-150600.23.109.1 * kernel-source-6.4.0-150600.23.109.1 * kernel-devel-6.4.0-150600.23.109.1 * SUSE Linux Enterprise Server 15 SP6 LTSS (noarch nosrc) * kernel-docs-6.4.0-150600.23.109.1 * SUSE Linux Enterprise Server 15 SP6 LTSS (nosrc s390x) * kernel-zfcpdump-6.4.0-150600.23.109.1 * SUSE Linux Enterprise Server 15 SP6 LTSS (s390x) * kernel-zfcpdump-debuginfo-6.4.0-150600.23.109.1 * kernel-zfcpdump-debugsource-6.4.0-150600.23.109.1 * SUSE Linux Enterprise Server for SAP Applications 15 SP6 (nosrc ppc64le x86_64) * kernel-default-6.4.0-150600.23.109.1 * SUSE Linux Enterprise Server for SAP Applications 15 SP6 (ppc64le x86_64) * cluster-md-kmp-default-debuginfo-6.4.0-150600.23.109.1 * kernel-default-debugsource-6.4.0-150600.23.109.1 * kernel-default-devel-6.4.0-150600.23.109.1 * kernel-default-devel-debuginfo-6.4.0-150600.23.109.1 * reiserfs-kmp-default-6.4.0-150600.23.109.1 * gfs2-kmp-default-6.4.0-150600.23.109.1 * dlm-kmp-default-debuginfo-6.4.0-150600.23.109.1 * gfs2-kmp-default-debuginfo-6.4.0-150600.23.109.1 * kernel-obs-build-6.4.0-150600.23.109.1 * ocfs2-kmp-default-debuginfo-6.4.0-150600.23.109.1 * kernel-syms-6.4.0-150600.23.109.1 * cluster-md-kmp-default-6.4.0-150600.23.109.1 * kernel-obs-build-debugsource-6.4.0-150600.23.109.1 * kernel-default-base-6.4.0-150600.23.109.1.150600.12.50.2 * reiserfs-kmp-default-debuginfo-6.4.0-150600.23.109.1 * dlm-kmp-default-6.4.0-150600.23.109.1 * kernel-default-debuginfo-6.4.0-150600.23.109.1 * ocfs2-kmp-default-6.4.0-150600.23.109.1 * SUSE Linux Enterprise Server for SAP Applications 15 SP6 (noarch) * kernel-macros-6.4.0-150600.23.109.1 * kernel-source-6.4.0-150600.23.109.1 * kernel-devel-6.4.0-150600.23.109.1 * SUSE Linux Enterprise Server for SAP Applications 15 SP6 (noarch nosrc) * kernel-docs-6.4.0-150600.23.109.1 * SUSE Linux Enterprise Live Patching 15-SP6 (nosrc) * kernel-default-6.4.0-150600.23.109.1 * SUSE Linux Enterprise Live Patching 15-SP6 (ppc64le s390x x86_64) * kernel-livepatch-SLE15-SP6_Update_25-debugsource-1-150600.13.5.1 * kernel-default-debugsource-6.4.0-150600.23.109.1 * kernel-livepatch-6_4_0-150600_23_109-default-1-150600.13.5.1 * kernel-default-debuginfo-6.4.0-150600.23.109.1 * kernel-livepatch-6_4_0-150600_23_109-default-debuginfo-1-150600.13.5.1 * kernel-default-livepatch-6.4.0-150600.23.109.1 * kernel-default-livepatch-devel-6.4.0-150600.23.109.1 ## References: * https://www.suse.com/security/cve/CVE-2025-54518.html * https://www.suse.com/security/cve/CVE-2026-46300.html * https://www.suse.com/security/cve/CVE-2026-46333.html * https://bugzilla.suse.com/show_bug.cgi?id=1264013 * https://bugzilla.suse.com/show_bug.cgi?id=1265209 * https://bugzilla.suse.com/show_bug.cgi?id=1265308
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