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SUSE Linux Micro 6.1: Kernel Livepatch Notable Security Issues 2025:21116-1

* bsc#1242882 * bsc#1245778 * bsc#1248672 * bsc#1249537 . # Security update for kernel-livepatch-MICRO-6-0-RT_Update_4 Announcement ID: SUSE-SU-2025:21116-1 Release Date: 2025-11-28T08:19:29Z Rating: important References: * bsc#1242882 * bsc#1245778 * bsc#1248672 * bsc#1249537 Cross-References: * CVE-2024-53141 * CVE-2025-23145 * CVE-2025-38500 * CVE-2025-38616 CVSS scores: * CVE-2024-53141 ( SUSE ): 8.5 CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N * CVE-2024-53141 ( SUSE ): 7.8 CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H * CVE-2024-53141 ( NVD ): 7.8 CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H * CVE-2025-23145 ( SUSE ): 8.7 CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N * CVE-2025-23145 ( SUSE ): 7.5 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H * CVE-2025-23145 ( NVD ): 5.5 CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H * CVE-2025-38500 ( 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-2025-38500 ( SUSE ): 7.0 CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H * CVE-2025-38500 ( NVD ): 7.8 CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H * CVE-2025-38616 ( SUSE ): 7.4 CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:H/A:H * CVE-2025-38616 ( NVD ): 7.1 CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:H Affected Products: * SUSE Linux Micro 6.1 An update that solves four vulnerabilities can now be installed. ## Description: This update for kernel-livepatch-MICRO-6-0-RT_Update_4 fixes the following issues: * CVE-2025-23145: mptcp: fix NULL pointer in can_accept_new_subflow (bsc#1242882) * CVE-2024-53141: netfilter: ipset: add missing range check in bitmap_ip_uadt (bsc#1245778) * CVE-2025-38500: xfrm: interface: fix use-after-free after changing collect_md xfrm interface (bsc#1248672) * CVE-2025-38616: tls: handle data disappearing from under the TLS ULP (bsc#1249537) ## Patch Instructions: To install this SUSE update use the SUSE recommendedinstallation methods like YaST online_update or "zypper patch". Alternatively you can run the command listed for your product: * SUSE Linux Micro 6.1 zypper in -t patch SUSE-SLE-Micro-6.1-kernel-209=1 ## Package List: * SUSE Linux Micro 6.1 (x86_64) * kernel-livepatch-6_4_0-22-rt-13-1.1 * kernel-livepatch-MICRO-6-0-RT_Update_4-debugsource-13-1.1 * kernel-livepatch-6_4_0-22-rt-debuginfo-13-1.1 ## References: * https://www.suse.com/security/cve/CVE-2024-53141.html * https://www.suse.com/security/cve/CVE-2025-23145.html * https://www.suse.com/security/cve/CVE-2025-38500.html * https://www.suse.com/security/cve/CVE-2025-38616.html * https://bugzilla.suse.com/show_bug.cgi?id=1242882 * https://bugzilla.suse.com/show_bug.cgi?id=1245778 * https://bugzilla.suse.com/show_bug.cgi?id=1248672 * https://bugzilla.suse.com/show_bug.cgi?id=1249537 . Security update for SUSE Linux Micro 6.1 addressing four important vulnerabilities, with installation guidance.. SUSE Linux Micro 6.1 kernel-livepatch security update important. . LinuxSecurity.com Team

Dec 09, 2025 SuSE