{"document":{"aggregate_severity":{"namespace":"https://www.suse.com/support/security/rating/","text":"important"},"category":"csaf_security_advisory","csaf_version":"2.0","distribution":{"text":"Copyright 2024 SUSE LLC. All rights reserved.","tlp":{"label":"WHITE","url":"https://www.first.org/tlp/"}},"lang":"en","notes":[{"category":"summary","text":"Security update for the Linux Kernel (Live Patch 34 for SLE 15 SP3)","title":"Title of the patch"},{"category":"description","text":"This update for the Linux Kernel 5.3.18-150300_59_127 fixes several issues.\n\nThe following security issues were fixed:\n\n- CVE-2023-2156: Fixed a flaw in the networking subsystem within the handling of the RPL protocol (bsc#1211395).\n- CVE-2023-3567: Fixed a use-after-free in vcs_read in drivers/tty/vt/vc_screen.c (bsc#1213244).\n- CVE-2023-35001: Fixed an out-of-bounds memory access flaw in nft_byteorder that could allow a local attacker to escalate their privilege (bsc#1213063).\n","title":"Description of the patch"},{"category":"details","text":"SUSE-2023-3632,SUSE-SLE-Module-Live-Patching-15-SP3-2023-3632","title":"Patchnames"},{"category":"legal_disclaimer","text":"CSAF 2.0 data is provided by SUSE under the Creative Commons License 4.0 with Attribution (CC-BY-4.0).","title":"Terms of use"}],"publisher":{"category":"vendor","contact_details":"https://www.suse.com/support/security/contact/","name":"SUSE Product Security Team","namespace":"https://www.suse.com/"},"references":[{"category":"external","summary":"SUSE ratings","url":"https://www.suse.com/support/security/rating/"},{"category":"self","summary":"URL of this CSAF notice","url":"https://ftp.suse.com/pub/projects/security/csaf/suse-su-2023_3632-1.json"},{"category":"self","summary":"URL for SUSE-SU-2023:3632-1","url":"https://www.suse.com/support/update/announcement/2023/suse-su-20233632-1/"},{"category":"self","summary":"E-Mail link for SUSE-SU-2023:3632-1","url":"https://lists.suse.com/pipermail/sle-security-updates/2023-September/016170.html"},{"category":"self","summary":"SUSE Bug 1211395","url":"https://bugzilla.suse.com/1211395"},{"category":"self","summary":"SUSE Bug 1213063","url":"https://bugzilla.suse.com/1213063"},{"category":"self","summary":"SUSE Bug 1213244","url":"https://bugzilla.suse.com/1213244"},{"category":"self","summary":"SUSE CVE CVE-2023-2156 page","url":"https://www.suse.com/security/cve/CVE-2023-2156/"},{"category":"self","summary":"SUSE CVE CVE-2023-35001 page","url":"https://www.suse.com/security/cve/CVE-2023-35001/"},{"category":"self","summary":"SUSE CVE CVE-2023-3567 page","url":"https://www.suse.com/security/cve/CVE-2023-3567/"}],"title":"Security update for the Linux Kernel (Live Patch 34 for SLE 15 SP3)","tracking":{"current_release_date":"2023-09-18T10:04:48Z","generator":{"date":"2023-09-18T10:04:48Z","engine":{"name":"cve-database.git:bin/generate-csaf.pl","version":"1"}},"id":"SUSE-SU-2023:3632-1","initial_release_date":"2023-09-18T10:04:48Z","revision_history":[{"date":"2023-09-18T10:04:48Z","number":"1","summary":"Current version"}],"status":"final","version":"1"}},"product_tree":{"branches":[{"branches":[{"branches":[{"category":"product_version","name":"kernel-livepatch-5_3_18-150300_59_127-default-2-150300.2.1.ppc64le","product":{"name":"kernel-livepatch-5_3_18-150300_59_127-default-2-150300.2.1.ppc64le","product_id":"kernel-livepatch-5_3_18-150300_59_127-default-2-150300.2.1.ppc64le"}}],"category":"architecture","name":"ppc64le"},{"branches":[{"category":"product_version","name":"kernel-livepatch-5_3_18-150300_59_127-default-2-150300.2.1.s390x","product":{"name":"kernel-livepatch-5_3_18-150300_59_127-default-2-150300.2.1.s390x","product_id":"kernel-livepatch-5_3_18-150300_59_127-default-2-150300.2.1.s390x"}}],"category":"architecture","name":"s390x"},{"branches":[{"category":"product_version","name":"kernel-livepatch-5_3_18-150300_59_127-default-2-150300.2.1.x86_64","product":{"name":"kernel-livepatch-5_3_18-150300_59_127-default-2-150300.2.1.x86_64","product_id":"kernel-livepatch-5_3_18-150300_59_127-default-2-150300.2.1.x86_64"}},{"category":"product_version","name":"kernel-livepatch-5_3_18-150300_59_127-preempt-2-150300.2.1.x86_64","product":{"name":"kernel-livepatch-5_3_18-150300_59_127-preempt-2-150300.2.1.x86_64","product_id":"kernel-livepatch-5_3_18-150300_59_127-preempt-2-150300.2.1.x86_64"}}],"category":"architecture","name":"x86_64"},{"branches":[{"category":"product_name","name":"SUSE Linux Enterprise Live Patching 15 SP3","product":{"name":"SUSE Linux Enterprise Live Patching 15 SP3","product_id":"SUSE Linux Enterprise Live Patching 15 SP3","product_identification_helper":{"cpe":"cpe:/o:suse:sle-module-live-patching:15:sp3"}}}],"category":"product_family","name":"SUSE Linux Enterprise"}],"category":"vendor","name":"SUSE"}],"relationships":[{"category":"default_component_of","full_product_name":{"name":"kernel-livepatch-5_3_18-150300_59_127-default-2-150300.2.1.ppc64le as component of SUSE Linux Enterprise Live Patching 15 SP3","product_id":"SUSE Linux Enterprise Live Patching 15 SP3:kernel-livepatch-5_3_18-150300_59_127-default-2-150300.2.1.ppc64le"},"product_reference":"kernel-livepatch-5_3_18-150300_59_127-default-2-150300.2.1.ppc64le","relates_to_product_reference":"SUSE Linux Enterprise Live Patching 15 SP3"},{"category":"default_component_of","full_product_name":{"name":"kernel-livepatch-5_3_18-150300_59_127-default-2-150300.2.1.s390x as component of SUSE Linux Enterprise Live Patching 15 SP3","product_id":"SUSE Linux Enterprise Live Patching 15 SP3:kernel-livepatch-5_3_18-150300_59_127-default-2-150300.2.1.s390x"},"product_reference":"kernel-livepatch-5_3_18-150300_59_127-default-2-150300.2.1.s390x","relates_to_product_reference":"SUSE Linux Enterprise Live Patching 15 SP3"},{"category":"default_component_of","full_product_name":{"name":"kernel-livepatch-5_3_18-150300_59_127-default-2-150300.2.1.x86_64 as component of SUSE Linux Enterprise Live Patching 15 SP3","product_id":"SUSE Linux Enterprise Live Patching 15 SP3:kernel-livepatch-5_3_18-150300_59_127-default-2-150300.2.1.x86_64"},"product_reference":"kernel-livepatch-5_3_18-150300_59_127-default-2-150300.2.1.x86_64","relates_to_product_reference":"SUSE Linux Enterprise Live Patching 15 SP3"}]},"vulnerabilities":[{"cve":"CVE-2023-2156","ids":[{"system_name":"SUSE CVE Page","text":"https://www.suse.com/security/cve/CVE-2023-2156"}],"notes":[{"category":"general","text":"A flaw was found in the networking subsystem of the Linux kernel within the handling of the RPL protocol. This issue results from the lack of proper handling of user-supplied data, which can lead to an assertion failure. This may allow an unauthenticated remote attacker to create a denial of service condition on the system.","title":"CVE description"}],"product_status":{"recommended":["SUSE Linux Enterprise Live Patching 15 SP3:kernel-livepatch-5_3_18-150300_59_127-default-2-150300.2.1.ppc64le","SUSE Linux Enterprise Live Patching 15 SP3:kernel-livepatch-5_3_18-150300_59_127-default-2-150300.2.1.s390x","SUSE Linux Enterprise Live Patching 15 SP3:kernel-livepatch-5_3_18-150300_59_127-default-2-150300.2.1.x86_64"]},"references":[{"category":"external","summary":"CVE-2023-2156","url":"https://www.suse.com/security/cve/CVE-2023-2156"},{"category":"external","summary":"SUSE Bug 1211131 for CVE-2023-2156","url":"https://bugzilla.suse.com/1211131"},{"category":"external","summary":"SUSE Bug 1211395 for CVE-2023-2156","url":"https://bugzilla.suse.com/1211395"}],"remediations":[{"category":"vendor_fix","details":"To install this SUSE Security Update use the SUSE recommended installation methods like YaST online_update or \"zypper patch\".\n","product_ids":["SUSE Linux Enterprise Live Patching 15 SP3:kernel-livepatch-5_3_18-150300_59_127-default-2-150300.2.1.ppc64le","SUSE Linux Enterprise Live Patching 15 SP3:kernel-livepatch-5_3_18-150300_59_127-default-2-150300.2.1.s390x","SUSE Linux Enterprise Live Patching 15 SP3:kernel-livepatch-5_3_18-150300_59_127-default-2-150300.2.1.x86_64"]}],"scores":[{"cvss_v3":{"baseScore":7.5,"baseSeverity":"HIGH","vectorString":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H","version":"3.1"},"products":["SUSE Linux Enterprise Live Patching 15 SP3:kernel-livepatch-5_3_18-150300_59_127-default-2-150300.2.1.ppc64le","SUSE Linux Enterprise Live Patching 15 SP3:kernel-livepatch-5_3_18-150300_59_127-default-2-150300.2.1.s390x","SUSE Linux Enterprise Live Patching 15 SP3:kernel-livepatch-5_3_18-150300_59_127-default-2-150300.2.1.x86_64"]}],"threats":[{"category":"impact","date":"2023-09-18T10:04:48Z","details":"important"}],"title":"CVE-2023-2156"},{"cve":"CVE-2023-35001","ids":[{"system_name":"SUSE CVE Page","text":"https://www.suse.com/security/cve/CVE-2023-35001"}],"notes":[{"category":"general","text":"Linux Kernel nftables Out-Of-Bounds Read/Write Vulnerability; nft_byteorder poorly handled vm register contents when CAP_NET_ADMIN is in any user or network namespace","title":"CVE description"}],"product_status":{"recommended":["SUSE Linux Enterprise Live Patching 15 SP3:kernel-livepatch-5_3_18-150300_59_127-default-2-150300.2.1.ppc64le","SUSE Linux Enterprise Live Patching 15 SP3:kernel-livepatch-5_3_18-150300_59_127-default-2-150300.2.1.s390x","SUSE Linux Enterprise Live Patching 15 SP3:kernel-livepatch-5_3_18-150300_59_127-default-2-150300.2.1.x86_64"]},"references":[{"category":"external","summary":"CVE-2023-35001","url":"https://www.suse.com/security/cve/CVE-2023-35001"},{"category":"external","summary":"SUSE Bug 1213059 for CVE-2023-35001","url":"https://bugzilla.suse.com/1213059"},{"category":"external","summary":"SUSE Bug 1213063 for CVE-2023-35001","url":"https://bugzilla.suse.com/1213063"},{"category":"external","summary":"SUSE Bug 1217531 for CVE-2023-35001","url":"https://bugzilla.suse.com/1217531"}],"remediations":[{"category":"vendor_fix","details":"To install this SUSE Security Update use the SUSE recommended installation methods like YaST online_update or \"zypper patch\".\n","product_ids":["SUSE Linux Enterprise Live Patching 15 SP3:kernel-livepatch-5_3_18-150300_59_127-default-2-150300.2.1.ppc64le","SUSE Linux Enterprise Live Patching 15 SP3:kernel-livepatch-5_3_18-150300_59_127-default-2-150300.2.1.s390x","SUSE Linux Enterprise Live Patching 15 SP3:kernel-livepatch-5_3_18-150300_59_127-default-2-150300.2.1.x86_64"]}],"scores":[{"cvss_v3":{"baseScore":7.8,"baseSeverity":"HIGH","vectorString":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H","version":"3.1"},"products":["SUSE Linux Enterprise Live Patching 15 SP3:kernel-livepatch-5_3_18-150300_59_127-default-2-150300.2.1.ppc64le","SUSE Linux Enterprise Live Patching 15 SP3:kernel-livepatch-5_3_18-150300_59_127-default-2-150300.2.1.s390x","SUSE Linux Enterprise Live Patching 15 SP3:kernel-livepatch-5_3_18-150300_59_127-default-2-150300.2.1.x86_64"]}],"threats":[{"category":"impact","date":"2023-09-18T10:04:48Z","details":"important"}],"title":"CVE-2023-35001"},{"cve":"CVE-2023-3567","ids":[{"system_name":"SUSE CVE Page","text":"https://www.suse.com/security/cve/CVE-2023-3567"}],"notes":[{"category":"general","text":"A use-after-free flaw was found in vcs_read in drivers/tty/vt/vc_screen.c in vc_screen in the Linux Kernel. This issue may allow an attacker with local user access to cause a system crash or leak internal kernel information.","title":"CVE description"}],"product_status":{"recommended":["SUSE Linux Enterprise Live Patching 15 SP3:kernel-livepatch-5_3_18-150300_59_127-default-2-150300.2.1.ppc64le","SUSE Linux Enterprise Live Patching 15 SP3:kernel-livepatch-5_3_18-150300_59_127-default-2-150300.2.1.s390x","SUSE Linux Enterprise Live Patching 15 SP3:kernel-livepatch-5_3_18-150300_59_127-default-2-150300.2.1.x86_64"]},"references":[{"category":"external","summary":"CVE-2023-3567","url":"https://www.suse.com/security/cve/CVE-2023-3567"},{"category":"external","summary":"SUSE Bug 1213167 for CVE-2023-3567","url":"https://bugzilla.suse.com/1213167"},{"category":"external","summary":"SUSE Bug 1213244 for CVE-2023-3567","url":"https://bugzilla.suse.com/1213244"},{"category":"external","summary":"SUSE Bug 1213842 for CVE-2023-3567","url":"https://bugzilla.suse.com/1213842"},{"category":"external","summary":"SUSE Bug 1215674 for CVE-2023-3567","url":"https://bugzilla.suse.com/1215674"},{"category":"external","summary":"SUSE Bug 1217444 for CVE-2023-3567","url":"https://bugzilla.suse.com/1217444"},{"category":"external","summary":"SUSE Bug 1217531 for CVE-2023-3567","url":"https://bugzilla.suse.com/1217531"}],"remediations":[{"category":"vendor_fix","details":"To install this SUSE Security Update use the SUSE recommended installation methods like YaST online_update or \"zypper patch\".\n","product_ids":["SUSE Linux Enterprise Live Patching 15 SP3:kernel-livepatch-5_3_18-150300_59_127-default-2-150300.2.1.ppc64le","SUSE Linux Enterprise Live Patching 15 SP3:kernel-livepatch-5_3_18-150300_59_127-default-2-150300.2.1.s390x","SUSE Linux Enterprise Live Patching 15 SP3:kernel-livepatch-5_3_18-150300_59_127-default-2-150300.2.1.x86_64"]}],"scores":[{"cvss_v3":{"baseScore":7.8,"baseSeverity":"HIGH","vectorString":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H","version":"3.1"},"products":["SUSE Linux Enterprise Live Patching 15 SP3:kernel-livepatch-5_3_18-150300_59_127-default-2-150300.2.1.ppc64le","SUSE Linux Enterprise Live Patching 15 SP3:kernel-livepatch-5_3_18-150300_59_127-default-2-150300.2.1.s390x","SUSE Linux Enterprise Live Patching 15 SP3:kernel-livepatch-5_3_18-150300_59_127-default-2-150300.2.1.x86_64"]}],"threats":[{"category":"impact","date":"2023-09-18T10:04:48Z","details":"important"}],"title":"CVE-2023-3567"}]}