{"id":"RLSA-2026:98100","summary":"Important: kernel-rt security 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: Revert \"net/smc: Introduce TCP ULP support\" (CVE-2026-46330)\n\n* kernel: Linux kernel: PPP over L2TP Use-After-Free vulnerability (CVE-2026-68398)\n\n* kernel: openvswitch: fix GSO userspace truncation underflow (CVE-2026-68123)\n\n* kernel: Bluetooth: mgmt: fix UAF in pair command cancellation (CVE-2026-74510)\n\n* kernel: net: bridge: mcast: fix use-after-free of a master VLAN's multicast context (CVE-2026-80842)\n\n* kernel: ALSA: seq: midi: Serialize input teardown with event_input (CVE-2026-90207)\n\n* kernel: ALSA: pcm: Serialize PCM mmap with buffer reallocation to fix page UAF (CVE-2026-98116)\n\n* kernel: s390/boot: Avoid IPL parameter append past command line (CVE-2026-98403)\n\n* kernel: kernel: Denial of Service via unvalidated task in iSCSI management responses (CVE-2026-99152)\n\n* kernel: kernel: Denial of service via unvalidated task tag in iSCSI Reject PDU (CVE-2026-99153)\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.","modified":"2026-11-12T12:45:02.514071015Z","published":"2026-11-12T12:02:05.404384Z","upstream":["CVE-2026-46330","CVE-2026-68123","CVE-2026-68398","CVE-2026-74510","CVE-2026-80842","CVE-2026-90207","CVE-2026-98116","CVE-2026-98403","CVE-2026-99152","CVE-2026-99153"],"database_specific":{"license":"CC-BY-4.0","license_url":"https://creativecommons.org/licenses/by/4.0/","source_advisory":"RHSA-2026:98100"},"references":[{"type":"ADVISORY","url":"https://errata.rockylinux.org/RLSA-2026:98100"},{"type":"REPORT","url":"https://bugzilla.redhat.com/show_bug.cgi?id=2486999"},{"type":"REPORT","url":"https://bugzilla.redhat.com/show_bug.cgi?id=2513188"},{"type":"REPORT","url":"https://bugzilla.redhat.com/show_bug.cgi?id=2513451"},{"type":"REPORT","url":"https://bugzilla.redhat.com/show_bug.cgi?id=2516970"},{"type":"REPORT","url":"https://bugzilla.redhat.com/show_bug.cgi?id=2528639"},{"type":"REPORT","url":"https://bugzilla.redhat.com/show_bug.cgi?id=2536701"},{"type":"REPORT","url":"https://bugzilla.redhat.com/show_bug.cgi?id=2541360"},{"type":"REPORT","url":"https://bugzilla.redhat.com/show_bug.cgi?id=2552209"},{"type":"REPORT","url":"https://bugzilla.redhat.com/show_bug.cgi?id=2562697"},{"type":"REPORT","url":"https://bugzilla.redhat.com/show_bug.cgi?id=2562706"},{"type":"ADVISORY","url":"https://access.redhat.com/errata/RHSA-2026:98100"}],"affected":[{"package":{"name":"kernel-rt","ecosystem":"Rocky Linux:8","purl":"pkg:rpm/rocky-linux/kernel-rt?distro=rocky-linux-8&epoch=0"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"0:4.18.0-553.185.1.rt7.526.el8_10"}],"database_specific":{"yum_repository":"NFV"}}],"database_specific":{"source":"https://storage.googleapis.com/resf-osv-data/RLSA-2026:98100.json"}}],"schema_version":"1.9.2","severity":[{"type":"CVSS_V3","score":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H"}],"credits":[{"name":"Rocky Enterprise Software Foundation"},{"name":"Red Hat"}]}