{"id":"SUSE-SU-2026:1187-1","summary":"Security update for the Linux Kernel RT (Live Patch 9 for SUSE Linux Enterprise 15 SP7)","details":"\nThis update for the SUSE Linux Enterprise Kernel 6.4.0-150700.7.31 fixes various security issues\n\nThe following security issues were fixed:\n\n- CVE-2026-23074: net/sched: Enforce that teql can only be used as root qdisc (bsc#1258051).\n- CVE-2026-23111: netfilter: nf_tables: fix inverted genmask check in nft_map_catchall_activate() (bsc#1258183).\n- CVE-2026-23209: macvlan: fix error recovery in macvlan_common_newlink() (bsc#1258784).\n\nThe following non security issue was fixed:\n\n- Fix NULL pointer dereference in smb2_query_server_interfaces Livepatch for to restore a null check of\n  server-\u003eops-\u003equery_server_interfaces that was dropped by mistake. (bsc#1259896 bsc#1259962).\n","modified":"2026-04-08T07:49:39.165651Z","published":"2026-04-05T10:04:24Z","related":["CVE-2026-23074","CVE-2026-23111","CVE-2026-23209"],"upstream":["CVE-2026-23074","CVE-2026-23111","CVE-2026-23209"],"references":[{"type":"ADVISORY","url":"https://www.suse.com/support/update/announcement/2026/suse-su-20261187-1/"},{"type":"REPORT","url":"https://bugzilla.suse.com/1258051"},{"type":"REPORT","url":"https://bugzilla.suse.com/1258183"},{"type":"REPORT","url":"https://bugzilla.suse.com/1258784"},{"type":"REPORT","url":"https://bugzilla.suse.com/1259896"},{"type":"REPORT","url":"https://bugzilla.suse.com/1259962"},{"type":"WEB","url":"https://www.suse.com/security/cve/CVE-2026-23074"},{"type":"WEB","url":"https://www.suse.com/security/cve/CVE-2026-23111"},{"type":"WEB","url":"https://www.suse.com/security/cve/CVE-2026-23209"}],"affected":[{"package":{"name":"kernel-livepatch-SLE15-SP7-RT_Update_9","ecosystem":"SUSE:Linux Enterprise Live Patching 15 SP7","purl":"pkg:rpm/suse/kernel-livepatch-SLE15-SP7-RT_Update_9&distro=SUSE%20Linux%20Enterprise%20Live%20Patching%2015%20SP7"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"2-150700.2.1"}]}],"ecosystem_specific":{"binaries":[{"kernel-livepatch-6_4_0-150700_7_31-rt":"2-150700.2.1"}]},"database_specific":{"source":"https://ftp.suse.com/pub/projects/security/osv/SUSE-SU-2026:1187-1.json"}}],"schema_version":"1.7.5"}