{"id":"RLSA-2026:87375","summary":"Important: kernel security update","details":"The kernel packages contain the Linux kernel, the core of any Linux operating system.\n\nSecurity Fix(es):\n\n* kernel: ipv4: raw: reject IP_HDRINCL packets with ihl \u003c 5 (CVE-2026-64114)\n\n* kernel: fuse: re-lock request before returning from fuse_ref_folio() (CVE-2026-64266)\n\n* kernel: ipv4: fib: free fib_alias with kfree_rcu() on insert error path (CVE-2026-64572)\n\n* kernel: ALSA: seq: close a re-opened queue timer in the destructor (CVE-2026-68202)\n\n* kernel: xfs: bounds-check buffer log item's dirty bitmap (CVE-2026-80536)\n\n* kernel: inet: frags: strip GSO state from fragments before reassembly (CVE-2026-80590)\n\n* kernel: vfio/pci: clear vdev-\u003emsi_perm after freeing it on init failure (CVE-2026-89777)\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":"2026-10-23T07:15:02.483690471Z","published":"2026-10-23T06:42:16.008825Z","upstream":["CVE-2026-64114","CVE-2026-64266","CVE-2026-64572","CVE-2026-68202","CVE-2026-80536","CVE-2026-80590","CVE-2026-89777"],"database_specific":{"license_url":"https://creativecommons.org/licenses/by/4.0/","source_advisory":"RHSA-2026:87375","license":"CC-BY-4.0"},"references":[{"type":"ADVISORY","url":"https://errata.rockylinux.org/RLSA-2026:87375"},{"type":"REPORT","url":"https://bugzilla.redhat.com/show_bug.cgi?id=2502486"},{"type":"REPORT","url":"https://bugzilla.redhat.com/show_bug.cgi?id=2507098"},{"type":"REPORT","url":"https://bugzilla.redhat.com/show_bug.cgi?id=2511413"},{"type":"REPORT","url":"https://bugzilla.redhat.com/show_bug.cgi?id=2513245"},{"type":"REPORT","url":"https://bugzilla.redhat.com/show_bug.cgi?id=2524501"},{"type":"REPORT","url":"https://bugzilla.redhat.com/show_bug.cgi?id=2525413"},{"type":"REPORT","url":"https://bugzilla.redhat.com/show_bug.cgi?id=2535066"},{"type":"ADVISORY","url":"https://access.redhat.com/errata/RHSA-2026:87375"}],"affected":[{"package":{"name":"kernel","ecosystem":"Rocky Linux:8","purl":"pkg:rpm/rocky-linux/kernel?distro=rocky-linux-8&epoch=0"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"0:4.18.0-553.177.1.el8_10"}],"database_specific":{"yum_repository":"BaseOS"}}],"database_specific":{"source":"https://storage.googleapis.com/resf-osv-data/RLSA-2026:87375.json"}}],"schema_version":"1.9.0","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"}]}