{"id":"RLSA-2025:9581","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: cifs: fix double free race when mount fails in cifs_get_root() (CVE-2022-48919)\n\n* kernel: security/keys: fix slab-out-of-bounds in key_task_permission (CVE-2024-50301)\n\n* kernel: idpf: fix idpf_vc_core_init error path (CVE-2024-53064)\n\n* kernel: ndisc: use RCU protection in ndisc_alloc_skb() (CVE-2025-21764)\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":"2026-03-11T06:41:05.079082Z","published":"2025-07-29T13:38:58.430013Z","upstream":["CVE-2022-48919","CVE-2024-50301","CVE-2024-53064","CVE-2025-21764","CVE-2025-38053"],"references":[{"type":"ADVISORY","url":"https://errata.rockylinux.org/RLSA-2025:9581"},{"type":"REPORT","url":"https://bugzilla.redhat.com/show_bug.cgi?id=2307172"},{"type":"REPORT","url":"https://bugzilla.redhat.com/show_bug.cgi?id=2327188"},{"type":"REPORT","url":"https://bugzilla.redhat.com/show_bug.cgi?id=2327347"},{"type":"REPORT","url":"https://bugzilla.redhat.com/show_bug.cgi?id=2348575"},{"type":"REPORT","url":"https://bugzilla.redhat.com/show_bug.cgi?id=2373362"}],"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":"0:4.18.0-553.58.1.rt7.399.el8_10"}],"database_specific":{"yum_repository":"NFV"}}],"database_specific":{"source":"https://storage.googleapis.com/resf-osv-data/RLSA-2025:9581.json"}}],"schema_version":"1.7.5","severity":[{"type":"CVSS_V3","score":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:H"}],"credits":[{"name":"Rocky Enterprise Software Foundation"},{"name":"Red Hat"}]}