RLSA-2026:72468 (CVE-2025-40323)
Vulnerability from osv_rocky – Published: 2026-09-30 06:01 – Updated: 2026-10-01 06:15 – Source websiteThe kernel packages contain the Linux kernel, the core of any Linux operating system.
Security Fix(es):
-
kernel: fbcon: Set fb_display[i]->mode to NULL when the mode is released (CVE-2025-40323)
-
kernel: ext4: fix e4b bitmap inconsistency reports (CVE-2026-45942)
-
kernel: drm/amdgpu/vcn3: Prevent OOB reads when parsing dec msg (CVE-2026-46230)
-
kernel: drm/amdgpu/vcn4: Prevent OOB reads when parsing IB (CVE-2026-46204)
-
kernel: drm/amdgpu/vcn4: Prevent OOB reads when parsing dec msg (CVE-2026-46199)
-
kernel: arm64: tlb: Flush walk cache when unsharing PMD tables (CVE-2026-63875)
-
kernel: net: mana: Fix TOCTOU double-fetch of hwc_msg_id from DMA buffer (CVE-2026-64034)
-
kernel: perf/core: Detach event groups during remove_on_exec (CVE-2026-64556)
-
kernel: Linux kernel: libceph stack out-of-bounds write via crafted OSDMap (CVE-2026-68159)
-
kernel: libceph: refresh auth->authorizer_buf{,_len} after authorizer update (CVE-2026-68156)
-
kernel: Linux kernel (libceph): Denial of Service due to malformed monitor maps (CVE-2026-68155)
-
kernel: drm/amdgpu: Fix context pstate override handling (CVE-2026-68273)
-
kernel: perf: Reject exited events as group leaders (CVE-2026-74753)
For 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.
{
"affected": [
{
"package": {
"ecosystem": "Rocky Linux:8",
"name": "kernel",
"purl": "pkg:rpm/rocky-linux/kernel?distro=rocky-linux-8\u0026epoch=0"
},
"ranges": [
{
"database_specific": {
"yum_repository": "BaseOS"
},
"events": [
{
"introduced": "0"
},
{
"fixed": "0:4.18.0-553.169.1.el8_10"
}
],
"type": "ECOSYSTEM"
}
]
}
],
"credits": [
{
"name": "Rocky Enterprise Software Foundation"
},
{
"name": "Red Hat"
}
],
"database_specific": {
"license": "CC-BY-4.0",
"license_url": "https://creativecommons.org/licenses/by/4.0/",
"source_advisory": "RHSA-2026:72468"
},
"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.",
"id": "RLSA-2026:72468",
"modified": "2026-10-01T06:15:02.752977Z",
"published": "2026-09-30T06:01:15.323886Z",
"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"
}
],
"schema_version": "1.7.0",
"severity": [
{
"score": "CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H",
"type": "CVSS_V3"
}
],
"summary": "Important: kernel security update",
"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"
]
}
Sightings
| Author | Source | Type | Date | Other |
|---|
Nomenclature
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