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SUSE Linux Micro Kernel 2025:20880-1 Important TLS Alerts CVE-2025-38499

* bsc#1248108 * bsc#1248376 * bsc#1248673 * bsc#1249534 . # Security update for kernel-livepatch-MICRO-6-0-RT_Update_11 Announcement ID: SUSE-SU-2025:20880-1 Release Date: 2025-10-24T10:10:54Z Rating: important References: * bsc#1248108 * bsc#1248376 * bsc#1248673 * bsc#1249534 Cross-References: * CVE-2025-38499 * CVE-2025-38566 * CVE-2025-38678 CVSS scores: * CVE-2025-38499 ( SUSE ): 6.2 CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:N/VI:N/VA:N/SC:N/SI:H/SA:H * CVE-2025-38499 ( SUSE ): 8.4 CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:C/C:N/I:H/A:H * CVE-2025-38566 ( SUSE ): 9.2 CVSS:4.0/AV:N/AC:L/AT:P/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N * CVE-2025-38566 ( SUSE ): 8.1 CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H * CVE-2025-38678 ( SUSE ): 7.1 CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:H/A:H Affected Products: * SUSE Linux Micro 6.0 An update that solves three vulnerabilities and has one fix can now be installed. ## Description: This update for kernel-livepatch-MICRO-6-0-RT_Update_11 fixes the following issues: * CVE-2025-38566: sunrpc: fix handling of server side tls alerts (bsc#1248376) * CVE-2025-38499: clone_private_mnt(): make sure that caller has CAP_SYS_ADMIN in the right userns (bsc#1248673) * CVE-2025-38678: netfilter: nf_tables: reject duplicate device on updates (bsc#1249534) ## 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 Micro 6.0 zypper in -t patch SUSE-SLE-Micro-6.0-kernel-170=1 ## Package List: * SUSE Linux Micro 6.0 (x86_64) * kernel-livepatch-6_4_0-35-rt-debuginfo-2-1.1 * kernel-livepatch-MICRO-6-0-RT_Update_11-debugsource-2-1.1 * kernel-livepatch-6_4_0-35-rt-2-1.1 ## References: * https://www.suse.com/security/cve/CVE-2025-38499.html * https://www.suse.com/security/cve/CVE-2025-38566.html *https://www.suse.com/security/cve/CVE-2025-38678.html * https://bugzilla.suse.com/show_bug.cgi?id=1248108 * https://bugzilla.suse.com/show_bug.cgi?id=1248376 * https://bugzilla.suse.com/show_bug.cgi?id=1248673 * https://bugzilla.suse.com/show_bug.cgi?id=1249534 . Stay informed with this critical SUSE Linux Micro security advisory addressing important kernel live patch vulnerabilities.. SUSE Linux Micro, kernel live patch, security advisory, important updates, cyber risk management. . LinuxSecurity.com Team

Oct 27, 2025 SuSE