{"schema_version": "1.7.0", "id": "RLSA-2026:95100", "modified": "2026-11-06T12:14:23.675261Z", "published": "2026-11-06T12:02:13.557917Z", "upstream": ["CVE-2026-52929", "CVE-2026-64541", "CVE-2026-74586", "CVE-2026-80863", "CVE-2026-80864", "CVE-2026-89488"], "summary": "Important: kernel-rt security, bug fix, and enhancement update", "details": "The kernel-rt packages provide the Real Time Linux Kernel, which enables fine-tuning for systems with extremely high determinism requirements.\n\nSecurity Fix(es):\n\n* kernel: sctp: stream: fully roll back denied add-stream state (CVE-2026-52929)\n\n* kernel: net/smc: fix UAF in smc_cdc_rx_handler() by pinning the socket (CVE-2026-64541)\n\n* kernel: sctp: clear new_transport when removing a peer (CVE-2026-74586)\n\n* kernel: RDMA/rxe: Fix responder UAF on IB_QP_MAX_DEST_RD_ATOMIC modify_qp (CVE-2026-80864)\n\n* kernel: RDMA/rxe: Fix OOB in free_rd_atomic_resources() (CVE-2026-80863)\n\n* kernel: openvswitch: Fix CT limit teardown use-after-free (CVE-2026-89488)\n\nBug Fix(es) and Enhancement(s):\n\n* Rocky Linux8.10 - s390/smp: Remove conditional emergency signal usage (JIRA:Rocky Linux-298849)\n\nFor more details about the security issue(s), including the impact, a CVSS score, acknowledgments, and other related information, refer to the CVE page(s) listed in the References section.", "severity": [{"type": "CVSS_V3", "score": "CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H"}], "affected": [{"package": {"ecosystem": "Rocky Linux:8", "name": "kernel-rt", "purl": "pkg:rpm/rocky-linux/kernel-rt?distro=rocky-linux-8&epoch=0"}, "ranges": [{"type": "ECOSYSTEM", "events": [{"introduced": "0"}, {"fixed": "0:4.18.0-553.184.1.rt7.525.el8_10"}], "database_specific": {"yum_repository": "NFV"}}]}], "references": [{"type": "ADVISORY", "url": "https://errata.rockylinux.org/RLSA-2026:95100"}, {"type": "REPORT", "url": "https://bugzilla.redhat.com/show_bug.cgi?id=2492108"}, {"type": "REPORT", "url": "https://bugzilla.redhat.com/show_bug.cgi?id=2507721"}, {"type": "REPORT", "url": "https://bugzilla.redhat.com/show_bug.cgi?id=2521419"}, {"type": "REPORT", "url": "https://bugzilla.redhat.com/show_bug.cgi?id=2528646"}, {"type": "REPORT", "url": "https://bugzilla.redhat.com/show_bug.cgi?id=2528665"}, {"type": "REPORT", "url": "https://bugzilla.redhat.com/show_bug.cgi?id=2532407"}, {"type": "ADVISORY", "url": "https://access.redhat.com/errata/RHSA-2026:95100"}], "credits": [{"name": "Rocky Enterprise Software Foundation"}, {"name": "Red Hat"}], "database_specific": {"license": "CC-BY-4.0", "license_url": "https://creativecommons.org/licenses/by/4.0/", "source_advisory": "RHSA-2026:95100"}}