SUSE-SU-2023:4285-1: important: Security update for the Linux Kernel (Live Patch 7 for SLE 15 SP4)
# Security update for the Linux Kernel (Live Patch 7 for SLE 15 SP4) Announcement ID: SUSE-SU-2023:4285-1 Rating: important References: * bsc#1212934 * bsc#1214812 * bsc#1215118 * bsc#1215440 Cross-References: * CVE-2023-3390 * CVE-2023-4004 * CVE-2023-4147 * CVE-2023-4623 CVSS scores: * CVE-2023-3390 ( SUSE ): 7.8 CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H * CVE-2023-3390 ( NVD ): 7.8 CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H * CVE-2023-4004 ( SUSE ): 7.8 CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H * CVE-2023-4004 ( NVD ): 7.8 CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H * CVE-2023-4147 ( SUSE ): 7.8 CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H * CVE-2023-4147 ( NVD ): 7.8 CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H * CVE-2023-4623 ( SUSE ): 7.8 CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H * CVE-2023-4623 ( NVD ): 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 15.3 * openSUSE Leap 15.4 * SUSE Linux Enterprise High Performance Computing 15 SP3 * SUSE Linux Enterprise High Performance Computing 15 SP4 * SUSE Linux Enterprise Live Patching 15-SP3 * SUSE Linux Enterprise Live Patching 15-SP4 * SUSE Linux Enterprise Micro 5.1 * SUSE Linux Enterprise Micro 5.2 * SUSE Linux Enterprise Micro 5.3 * SUSE Linux Enterprise Micro 5.4 * SUSE Linux Enterprise Real Time 15 SP4 * SUSE Linux Enterprise Server 15 SP3 * SUSE Linux Enterprise Server 15 SP4 * SUSE Linux Enterprise Server for SAP Applications 15 SP3 * SUSE Linux Enterprise Server for SAP Applications 15 SP4 An update that solves four vulnerabilities can now be installed. ## Description: This update for the Linux Kernel 5.14.21-150400_24_41 fixes several issues. The following security issues were fixed: * CVE-2023-4147: Fixed use-after-free in nf_tables_newrule (bsc#1215118). * CVE-2023-4623: Fixed a use-after-free issue in the HFSC network scheduler which could be exploited to achieve local privilege escalation (bsc#1215440). * CVE-2023-4004: Fixed improper element removal netfilter nft_set_pipapo (bsc#1214812). * CVE-2023-3390: Fixed an use-after-free vulnerability in the netfilter subsystem in net/netfilter/nf_tables_api.c that could allow a local attacker with user access to cause a privilege escalation issue (bsc#1212934). ## 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-2023-4282=1 SUSE-2023-4285=1 SUSE-2023-4283=1 SUSE-2023-4284=1 * SUSE Linux Enterprise Live Patching 15-SP4 zypper in -t patch SUSE-SLE-Module-Live-Patching-15-SP4-2023-4282=1 SUSE-SLE- Module-Live-Patching-15-SP4-2023-4285=1 SUSE-SLE-Module-Live- Patching-15-SP4-2023-4283=1 SUSE-SLE-Module-Live-Patching-15-SP4-2023-4284=1 * openSUSE Leap 15.3 zypper in -t patch SUSE-2023-4281=1 * SUSE Linux Enterprise Live Patching 15-SP3 zypper in -t patch SUSE-SLE-Module-Live-Patching-15-SP3-2023-4281=1 ## Package List: * openSUSE Leap 15.4 (ppc64le s390x x86_64) * kernel-livepatch-5_14_21-150400_24_63-default-7-150400.2.1 * kernel-livepatch-SLE15-SP4_Update_6-debugsource-11-150400.2.3 * kernel-livepatch-5_14_21-150400_24_38-default-11-150400.2.3 * kernel-livepatch-5_14_21-150400_24_60-default-debuginfo-7-150400.2.1 * kernel-livepatch-5_14_21-150400_24_63-default-debuginfo-7-150400.2.1 * kernel-livepatch-5_14_21-150400_24_38-default-debuginfo-11-150400.2.3 * kernel-livepatch-5_14_21-150400_24_41-default-debuginfo-10-150400.2.3 * kernel-livepatch-5_14_21-150400_24_60-default-7-150400.2.1 * kernel-livepatch-SLE15-SP4_Update_11-debugsource-7-150400.2.1 * kernel-livepatch-SLE15-SP4_Update_12-debugsource-7-150400.2.1 * kernel-livepatch-SLE15-SP4_Update_7-debugsource-10-150400.2.3 * kernel-livepatch-5_14_21-150400_24_41-default-10-150400.2.3 * SUSE Linux Enterprise Live Patching 15-SP4 (ppc64le s390x x86_64) * kernel-livepatch-5_14_21-150400_24_63-default-7-150400.2.1 * kernel-livepatch-SLE15-SP4_Update_6-debugsource-11-150400.2.3 * kernel-livepatch-5_14_21-150400_24_38-default-11-150400.2.3 * kernel-livepatch-5_14_21-150400_24_60-default-debuginfo-7-150400.2.1 * kernel-livepatch-5_14_21-150400_24_63-default-debuginfo-7-150400.2.1 * kernel-livepatch-5_14_21-150400_24_38-default-debuginfo-11-150400.2.3 * kernel-livepatch-5_14_21-150400_24_41-default-debuginfo-10-150400.2.3 * kernel-livepatch-5_14_21-150400_24_60-default-7-150400.2.1 * kernel-livepatch-SLE15-SP4_Update_11-debugsource-7-150400.2.1 * kernel-livepatch-SLE15-SP4_Update_12-debugsource-7-150400.2.1 * kernel-livepatch-SLE15-SP4_Update_7-debugsource-10-150400.2.3 * kernel-livepatch-5_14_21-150400_24_41-default-10-150400.2.3 * openSUSE Leap 15.3 (ppc64le s390x x86_64) * kernel-livepatch-5_3_18-150300_59_121-default-7-150300.2.2 * kernel-livepatch-SLE15-SP3_Update_32-debugsource-7-150300.2.2 * kernel-livepatch-5_3_18-150300_59_121-default-debuginfo-7-150300.2.2 * openSUSE Leap 15.3 (x86_64) * kernel-livepatch-5_3_18-150300_59_121-preempt-7-150300.2.2 * kernel-livepatch-5_3_18-150300_59_121-preempt-debuginfo-7-150300.2.2 * SUSE Linux Enterprise Live Patching 15-SP3 (ppc64le s390x x86_64) * kernel-livepatch-5_3_18-150300_59_121-default-7-150300.2.2 ## References: * https://www.suse.com/security/cve/CVE-2023-3390.html * https://www.suse.com/security/cve/CVE-2023-4004.html * https://www.suse.com/security/cve/CVE-2023-4147.html * https://www.suse.com/security/cve/CVE-2023-4623.html * https://bugzilla.suse.com/show_bug.cgi?id=1212934 * https://bugzilla.suse.com/show_bug.cgi?id=1214812 * https://bugzilla.suse.com/show_bug.cgi?id=1215118 * https://bugzilla.suse.com/show_bug.cgi?id=1215440
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