{"id":"RLSA-2026:89814","summary":"Moderate: 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: KVM: s390: pci: Reject adapter interrupt forwarding if already enabled (CVE-2026-74515)\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":"2026-10-27T12:30:02.531367585Z","published":"2026-10-27T12:02:05.920133Z","upstream":["CVE-2026-74515"],"database_specific":{"source_advisory":"RHSA-2026:89814","license":"CC-BY-4.0","license_url":"https://creativecommons.org/licenses/by/4.0/"},"references":[{"type":"ADVISORY","url":"https://errata.rockylinux.org/RLSA-2026:89814"},{"type":"REPORT","url":"https://bugzilla.redhat.com/show_bug.cgi?id=2517006"},{"type":"ADVISORY","url":"https://access.redhat.com/errata/RHSA-2026:89814"}],"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":"0:4.18.0-553.179.1.rt7.520.el8_10"}],"database_specific":{"yum_repository":"NFV"}}],"database_specific":{"source":"https://storage.googleapis.com/resf-osv-data/RLSA-2026:89814.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:N/I:L/A:H"}],"credits":[{"name":"Rocky Enterprise Software Foundation"},{"name":"Red Hat"}]}