RLSA-2026:45114 (CVE-2025-40237)

Vulnerability from osv_rocky – Published: 2026-07-27 12:07 – Updated: 2026-08-10 12:08 – Source website
VLAI
Summary
Important: kernel security update
Details

The kernel packages contain the Linux kernel, the core of any Linux operating system.

Security Fix(es):

  • kernel: fs/notify: call exportfs_encode_fid with s_umount (CVE-2025-40237)
  • kernel: scsi: core: Wake up the error handler when final completions race against each other (CVE-2026-23110)
  • kernel: rtnetlink: add missing netlink_ns_capable() check for peer netns (CVE-2026-31692)
  • kernel: net: ipv6: fix NOREF dst use in seg6 and rpl lwtunnels (CVE-2026-46099)
  • kernel: futex: Drop CLONE_THREAD requirement for private default hash alloc (CVE-2026-52973)
  • kernel: dm log: fix out-of-bounds write due to region_count overflow (CVE-2026-53059)
Severity
7.1 (High)
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:H
Credits
Rocky Enterprise Software Foundation
Red Hat
References
To clipboard 

{
  "affected": [
    {
      "package": {
        "ecosystem": "Rocky Linux:10",
        "name": "kernel",
        "purl": "pkg:rpm/rocky-linux/kernel?distro=rocky-linux-10\u0026epoch=0"
      },
      "ranges": [
        {
          "database_specific": {
            "yum_repository": "BaseOS"
          },
          "events": [
            {
              "introduced": "0"
            },
            {
              "fixed": "0:6.12.0-211.39.1.el10_2"
            }
          ],
          "type": "ECOSYSTEM"
        }
      ]
    }
  ],
  "credits": [
    {
      "name": "Rocky Enterprise Software Foundation"
    },
    {
      "name": "Red Hat"
    }
  ],
  "details": "The kernel packages contain the Linux kernel, the core of any Linux operating system.\n\nSecurity Fix(es):\n\n* kernel: fs/notify: call exportfs_encode_fid with s_umount (CVE-2025-40237)\n* kernel: scsi: core: Wake up the error handler when final completions race against each other (CVE-2026-23110)\n* kernel: rtnetlink: add missing netlink_ns_capable() check for peer netns (CVE-2026-31692)\n* kernel: net: ipv6: fix NOREF dst use in seg6 and rpl lwtunnels (CVE-2026-46099)\n* kernel: futex: Drop CLONE_THREAD requirement for private default hash alloc (CVE-2026-52973)\n* kernel: dm log: fix out-of-bounds write due to region_count overflow (CVE-2026-53059)",
  "id": "RLSA-2026:45114",
  "modified": "2026-08-10T12:08:46.613633Z",
  "published": "2026-07-27T12:07:26.942038Z",
  "references": [
    {
      "type": "ADVISORY",
      "url": "https://errata.rockylinux.org/RLSA-2026:45114"
    },
    {
      "type": "REPORT",
      "url": "https://bugzilla.redhat.com/show_bug.cgi?id=2436755"
    },
    {
      "type": "REPORT",
      "url": "https://bugzilla.redhat.com/show_bug.cgi?id=2492277"
    },
    {
      "type": "REPORT",
      "url": "https://bugzilla.redhat.com/show_bug.cgi?id=2492413"
    },
    {
      "type": "REPORT",
      "url": "https://bugzilla.redhat.com/show_bug.cgi?id=2481972"
    },
    {
      "type": "REPORT",
      "url": "https://bugzilla.redhat.com/show_bug.cgi?id=2418829"
    },
    {
      "type": "REPORT",
      "url": "https://bugzilla.redhat.com/show_bug.cgi?id=2464093"
    },
    {
      "type": "REPORT",
      "url": "https://bugzilla.redhat.com/show_bug.cgi?id=2510891"
    }
  ],
  "schema_version": "1.7.0",
  "severity": [
    {
      "score": "CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:H",
      "type": "CVSS_V3"
    }
  ],
  "summary": "Important: kernel security update",
  "upstream": [
    "CVE-2025-40237",
    "CVE-2026-23110",
    "CVE-2026-31692",
    "CVE-2026-46099",
    "CVE-2026-52973",
    "CVE-2026-53059",
    "CVE-2026-64561"
  ]
}



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