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=========================================================================== AUSCERT External Security Bulletin Redistribution ESB-2024.2256 Security update for the Linux Kernel (Live Patch 3 for SLE 15 SP5) 12 April 2024 =========================================================================== AusCERT Security Bulletin Summary --------------------------------- Product: Linux Kernel (Live Patch 3 for SLE 15 SP5) Publisher: SUSE Operating System: SUSE Resolution: Patch/Upgrade CVE Names: CVE-2024-0565 CVE-2023-42753 CVE-2023-52340 CVE-2024-1085 Original Bulletin: https://www.suse.com/support/update/announcement/2024/suse-su-20241236-1 Comment: CVSS (Max): 7.8 CVE-2024-1085 (CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H) CVSS Source: SUSE Calculator: https://www.first.org/cvss/calculator/3.1#CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H - --------------------------BEGIN INCLUDED TEXT-------------------- Security update for the Linux Kernel (Live Patch 3 for SLE 15 SP5) Announcement ID: SUSE-SU-2024:1236-1 Rating: important o bsc#1218613 o bsc#1219078 References: o bsc#1219296 o bsc#1219432 o CVE-2023-42753 o CVE-2023-52340 Cross-References: o CVE-2024-0565 o CVE-2024-1085 o CVE-2023-42753 ( SUSE ): 7.0 CVSS:3.1/AV:L/AC:H/PR:L/UI:N /S:U/C:H/I:H/A:H o CVE-2023-42753 ( NVD ): 7.8 CVSS:3.1/AV:L/AC:L/PR:L/UI:N/ S:U/C:H/I:H/A:H o CVE-2023-52340 ( SUSE ): 7.5 CVSS:3.1/AV:N/AC:L/PR:N/UI:N /S:U/C:N/I:N/A:H o CVE-2024-0565 ( SUSE ): 7.5 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/ CVSS scores: S:U/C:N/I:N/A:H o CVE-2024-0565 ( NVD ): 7.4 CVSS:3.1/AV:A/AC:L/PR:L/UI:R/ S:U/C:H/I:H/A:H o CVE-2024-1085 ( SUSE ): 7.8 CVSS:3.1/AV:L/AC:L/PR:L/UI:N/ S:U/C:H/I:H/A:H o CVE-2024-1085 ( NVD ): 7.8 CVSS:3.1/AV:L/AC:L/PR:L/UI:N/ S:U/C:H/I:H/A:H o openSUSE Leap 15.5 o SUSE Linux Enterprise High Performance Computing 15 SP5 Affected o SUSE Linux Enterprise Live Patching 15-SP5 Products: o SUSE Linux Enterprise Micro 5.5 o SUSE Linux Enterprise Real Time 15 SP5 o SUSE Linux Enterprise Server 15 SP5 o SUSE Linux Enterprise Server for SAP Applications 15 SP5 An update that solves four vulnerabilities can now be installed. Description: This update for the Linux Kernel 5.14.21-150500_55_19 fixes several issues. The following security issues were fixed: o CVE-2024-0565: Fixed an out-of-bounds memory read flaw in receive_encrypted_standard in fs/smb/client/smb2ops.c (bsc#1219078). o CVE-2023-42753: Fixed an array indexing vulnerability in the netfilter subsystem. This issue may have allowed a local user to crash the system or potentially escalate their privileges (bsc#1218613). o CVE-2024-1085: Fixed nf_tables use-after-free vulnerability in the nft_setelem_catchall_deactivate() function (bsc#1219432). o CVE-2023-52340: Fixed ICMPv6 "Packet Too Big" packets force a DoS of the Linux kernel by forcing 100% CPU (bsc#1219296). 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: o SUSE Linux Enterprise Live Patching 15-SP5 zypper in -t patch SUSE-SLE-Module-Live-Patching-15-SP5-2024-1236=1 SUSE-SLE-Module-Live-Patching-15-SP5-2024-1245=1 SUSE-SLE-Module-Live-Patching-15-SP5-2024-1238=1 o openSUSE Leap 15.5 zypper in -t patch SUSE-2024-1245=1 SUSE-2024-1238=1 SUSE-2024-1236=1 Package List: o SUSE Linux Enterprise Live Patching 15-SP5 (ppc64le s390x x86_64) kernel-livepatch-5_14_21-150500_55_12-default-9-150500.2.1 kernel-livepatch-SLE15-SP5_Update_3-debugsource-8-150500.2.1 kernel-livepatch-5_14_21-150500_53-default-10-150500.9.2 kernel-livepatch-5_14_21-150500_55_12-default-debuginfo-9-150500.2.1 kernel-livepatch-SLE15-SP5_Update_2-debugsource-9-150500.2.1 kernel-livepatch-5_14_21-150500_53-default-debuginfo-10-150500.9.2 kernel-livepatch-5_14_21-150500_55_19-default-debuginfo-8-150500.2.1 kernel-livepatch-5_14_21-150500_55_19-default-8-150500.2.1 kernel-livepatch-SLE15-SP5_Update_0-debugsource-10-150500.9.2 o openSUSE Leap 15.5 (ppc64le s390x x86_64) kernel-livepatch-5_14_21-150500_55_12-default-9-150500.2.1 kernel-livepatch-SLE15-SP5_Update_3-debugsource-8-150500.2.1 kernel-livepatch-5_14_21-150500_53-default-10-150500.9.2 kernel-livepatch-5_14_21-150500_55_12-default-debuginfo-9-150500.2.1 kernel-livepatch-SLE15-SP5_Update_2-debugsource-9-150500.2.1 kernel-livepatch-5_14_21-150500_53-default-debuginfo-10-150500.9.2 kernel-livepatch-5_14_21-150500_55_19-default-debuginfo-8-150500.2.1 kernel-livepatch-5_14_21-150500_55_19-default-8-150500.2.1 kernel-livepatch-SLE15-SP5_Update_0-debugsource-10-150500.9.2 References: o https://www.suse.com/security/cve/CVE-2023-42753.html o https://www.suse.com/security/cve/CVE-2023-52340.html o https://www.suse.com/security/cve/CVE-2024-0565.html o https://www.suse.com/security/cve/CVE-2024-1085.html o https://bugzilla.suse.com/show_bug.cgi?id=1218613 o https://bugzilla.suse.com/show_bug.cgi?id=1219078 o https://bugzilla.suse.com/show_bug.cgi?id=1219296 o https://bugzilla.suse.com/show_bug.cgi?id=1219432 - --------------------------END INCLUDED TEXT---------------------- You have received this e-mail bulletin as a result of your organisation's registration with AusCERT. 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