{"id":"RLSA-2026:42550","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: RDMA/mana: Remove user triggerable WARN_ON() in mana_ib_create_qp_rss() (CVE-2026-46117)\n\n* kernel: Bluetooth: l2cap: Add missing chan lock in l2cap_ecred_reconf_rsp (CVE-2026-53071)\n\nBug Fix(es) and Enhancement(s):\n\n*  [rhel-8] WARNING: HARDIRQ-safe -\u003e HARDIRQ-unsafe lock order detected - at: vmd_pci_write+0x85/0xe0 - deadlock (JIRA:Rocky Linux-174916)\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":"2026-07-22T06:30:07.051284888Z","published":"2026-07-22T06:00:34.832520Z","upstream":["CVE-2026-46117","CVE-2026-53071"],"references":[{"type":"ADVISORY","url":"https://errata.rockylinux.org/RLSA-2026:42550"},{"type":"REPORT","url":"https://bugzilla.redhat.com/show_bug.cgi?id=2482576"},{"type":"REPORT","url":"https://bugzilla.redhat.com/show_bug.cgi?id=2492458"}],"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":"0:4.18.0-553.146.1.rt7.487.el8_10"}],"database_specific":{"yum_repository":"NFV"}}],"database_specific":{"source":"https://storage.googleapis.com/resf-osv-data/RLSA-2026:42550.json"}}],"schema_version":"1.7.5","severity":[{"type":"CVSS_V3","score":"CVSS:3.1/AV:A/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H"}],"credits":[{"name":"Rocky Enterprise Software Foundation"},{"name":"Red Hat"}]}