{"id":"RLSA-2026:72468","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: fbcon: Set fb_display[i]-\u003emode to NULL when the mode is released (CVE-2025-40323)\n\n* kernel: ext4: fix e4b bitmap inconsistency reports (CVE-2026-45942)\n\n* kernel: drm/amdgpu/vcn3: Prevent OOB reads when parsing dec msg (CVE-2026-46230)\n\n* kernel: drm/amdgpu/vcn4: Prevent OOB reads when parsing IB (CVE-2026-46204)\n\n* kernel: drm/amdgpu/vcn4: Prevent OOB reads when parsing dec msg (CVE-2026-46199)\n\n* kernel: arm64: tlb: Flush walk cache when unsharing PMD tables (CVE-2026-63875)\n\n* kernel: net: mana: Fix TOCTOU double-fetch of hwc_msg_id from DMA buffer (CVE-2026-64034)\n\n* kernel: perf/core: Detach event groups during remove_on_exec (CVE-2026-64556)\n\n* kernel: Linux kernel: libceph stack out-of-bounds write via crafted OSDMap (CVE-2026-68159)\n\n* kernel: libceph: refresh auth-\u003eauthorizer_buf{,_len} after authorizer update (CVE-2026-68156)\n\n* kernel: Linux kernel (libceph): Denial of Service due to malformed monitor maps (CVE-2026-68155)\n\n* kernel: drm/amdgpu: Fix context pstate override handling (CVE-2026-68273)\n\n* kernel: perf: Reject exited events as group leaders (CVE-2026-74753)\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":"2026-09-30T06:45:02.628836980Z","published":"2026-09-30T06:01:15.323886Z","upstream":["CVE-2025-40323","CVE-2026-45942","CVE-2026-46199","CVE-2026-46204","CVE-2026-46230","CVE-2026-63875","CVE-2026-64034","CVE-2026-64556","CVE-2026-68155","CVE-2026-68156","CVE-2026-68159","CVE-2026-68273","CVE-2026-74753"],"database_specific":{"license":"CC-BY-4.0","license_url":"https://creativecommons.org/licenses/by/4.0/","source_advisory":"RHSA-2026:72468"},"references":[{"type":"ADVISORY","url":"https://errata.rockylinux.org/RLSA-2026:72468"},{"type":"REPORT","url":"https://bugzilla.redhat.com/show_bug.cgi?id=2419883"},{"type":"REPORT","url":"https://bugzilla.redhat.com/show_bug.cgi?id=2482104"},{"type":"REPORT","url":"https://bugzilla.redhat.com/show_bug.cgi?id=2482533"},{"type":"REPORT","url":"https://bugzilla.redhat.com/show_bug.cgi?id=2482543"},{"type":"REPORT","url":"https://bugzilla.redhat.com/show_bug.cgi?id=2482649"},{"type":"REPORT","url":"https://bugzilla.redhat.com/show_bug.cgi?id=2502318"},{"type":"REPORT","url":"https://bugzilla.redhat.com/show_bug.cgi?id=2502394"},{"type":"REPORT","url":"https://bugzilla.redhat.com/show_bug.cgi?id=2508319"},{"type":"REPORT","url":"https://bugzilla.redhat.com/show_bug.cgi?id=2513165"},{"type":"REPORT","url":"https://bugzilla.redhat.com/show_bug.cgi?id=2513232"},{"type":"REPORT","url":"https://bugzilla.redhat.com/show_bug.cgi?id=2513295"},{"type":"REPORT","url":"https://bugzilla.redhat.com/show_bug.cgi?id=2513434"},{"type":"REPORT","url":"https://bugzilla.redhat.com/show_bug.cgi?id=2524434"},{"type":"ADVISORY","url":"https://access.redhat.com/errata/RHSA-2026:72468"}],"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":"0:4.18.0-553.169.1.el8_10"}],"database_specific":{"yum_repository":"BaseOS"}}],"database_specific":{"source":"https://storage.googleapis.com/resf-osv-data/RLSA-2026:72468.json"}}],"schema_version":"1.9.0","severity":[{"type":"CVSS_V3","score":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H"}],"credits":[{"name":"Rocky Enterprise Software Foundation"},{"name":"Red Hat"}]}