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Red Hat Security Advisory: kernel-rt security, bug fix, and enhancement update

Type: advisorySources: OSV
Products
kernel-rt, kernel-rt-core, kernel-rt-debug, kernel-rt-debug-core, kernel-rt-debug-debuginfo, kernel-rt-debug-devel, kernel-rt-debug-kvm, kernel-rt-debug-modules, kernel-rt-debug-modules-extra, kernel-rt-debuginfo, kernel-rt-debuginfo-common-x86_64, kernel-rt-devel, kernel-rt-kvm, kernel-rt-modules, kernel-rt-modules-extra
Affected versions
Not specified
Fixed versions
0:4.18.0-553.159.1.rt7.500.el8_10
CVEs
CVE-2024-57849, CVE-2025-71132, CVE-2026-45970, CVE-2026-53185, CVE-2026-53391, CVE-2026-53392, CVE-2026-53397, CVE-2026-53399, CVE-2026-63800, CVE-2026-64018, CVE-2026-64268, CVE-2026-64298, CVE-2026-68480, CVE-2026-74581
Confirmed fixed CVEs
Not specified
Updated in this feed
31 Oct 2026, 00:15 UTC · Revision 1

Source evidence

Red Hat Security Advisory: kernel-rt security, bug fix, and enhancement update

core-osv · Original source

Published 3 Sept 2026, 10:14 UTC

Red Hat Security Advisory: kernel-rt security, bug fix, and enhancement update

osv:RHSA-2026:63013

kernel-rt

Fixed versions: 0:4.18.0-553.159.1.rt7.500.el8_10

kernel-rt-core

Fixed versions: 0:4.18.0-553.159.1.rt7.500.el8_10

kernel-rt-debug

Fixed versions: 0:4.18.0-553.159.1.rt7.500.el8_10

kernel-rt-debug-core

Fixed versions: 0:4.18.0-553.159.1.rt7.500.el8_10

kernel-rt-debug-debuginfo

Fixed versions: 0:4.18.0-553.159.1.rt7.500.el8_10

kernel-rt-debug-devel

Fixed versions: 0:4.18.0-553.159.1.rt7.500.el8_10

kernel-rt-debug-kvm

Fixed versions: 0:4.18.0-553.159.1.rt7.500.el8_10

kernel-rt-debug-modules

Fixed versions: 0:4.18.0-553.159.1.rt7.500.el8_10

kernel-rt-debug-modules-extra

Fixed versions: 0:4.18.0-553.159.1.rt7.500.el8_10

kernel-rt-debuginfo

Fixed versions: 0:4.18.0-553.159.1.rt7.500.el8_10

kernel-rt-debuginfo-common-x86_64

Fixed versions: 0:4.18.0-553.159.1.rt7.500.el8_10

kernel-rt-devel

Fixed versions: 0:4.18.0-553.159.1.rt7.500.el8_10

kernel-rt-kvm

Fixed versions: 0:4.18.0-553.159.1.rt7.500.el8_10

kernel-rt-modules

Fixed versions: 0:4.18.0-553.159.1.rt7.500.el8_10

kernel-rt-modules-extra

Fixed versions: 0:4.18.0-553.159.1.rt7.500.el8_10

kernel-rt

Fixed versions: 0:4.18.0-553.159.1.rt7.500.el8_10

kernel-rt-core

Fixed versions: 0:4.18.0-553.159.1.rt7.500.el8_10

kernel-rt-debug

Fixed versions: 0:4.18.0-553.159.1.rt7.500.el8_10

kernel-rt-debug-core

Fixed versions: 0:4.18.0-553.159.1.rt7.500.el8_10

kernel-rt-debug-debuginfo

Fixed versions: 0:4.18.0-553.159.1.rt7.500.el8_10

kernel-rt-debug-devel

Fixed versions: 0:4.18.0-553.159.1.rt7.500.el8_10

kernel-rt-debug-modules

Fixed versions: 0:4.18.0-553.159.1.rt7.500.el8_10

kernel-rt-debug-modules-extra

Fixed versions: 0:4.18.0-553.159.1.rt7.500.el8_10

kernel-rt-debuginfo

Fixed versions: 0:4.18.0-553.159.1.rt7.500.el8_10

kernel-rt-debuginfo-common-x86_64

Fixed versions: 0:4.18.0-553.159.1.rt7.500.el8_10

kernel-rt-devel

Fixed versions: 0:4.18.0-553.159.1.rt7.500.el8_10

kernel-rt-modules

Fixed versions: 0:4.18.0-553.159.1.rt7.500.el8_10

kernel-rt-modules-extra

Fixed versions: 0:4.18.0-553.159.1.rt7.500.el8_10

Complete source record
{
  "id": "056d593c9739cf6022ef189c8144568f9908aefc87928e378116bc2b9d769536",
  "url": "https://osv.dev/vulnerability/RHSA-2026%3A63013",
  "method": "structured",
  "payload": {
    "kind": "advisory",
    "title": "Red Hat Security Advisory: kernel-rt security, bug fix, and enhancement update",
    "summary": "Red Hat Security Advisory: kernel-rt security, bug fix, and enhancement update",
    "evidence": "osv:RHSA-2026:63013",
    "products": [
      {
        "name": {
          "value": "kernel-rt",
          "evidence": "/affected/0/package/name"
        },
        "prerequisites": [],
        "fixed_versions": [
          {
            "value": "0:4.18.0-553.159.1.rt7.500.el8_10",
            "evidence": "/affected/0/ranges"
          }
        ],
        "affected_versions": []
      },
      {
        "name": {
          "value": "kernel-rt-core",
          "evidence": "/affected/1/package/name"
        },
        "prerequisites": [],
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            "evidence": "/affected/1/ranges"
          }
        ],
        "affected_versions": []
      },
      {
        "name": {
          "value": "kernel-rt-debug",
          "evidence": "/affected/2/package/name"
        },
        "prerequisites": [],
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            "evidence": "/affected/2/ranges"
          }
        ],
        "affected_versions": []
      },
      {
        "name": {
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            "evidence": "/affected/3/ranges"
          }
        ],
        "affected_versions": []
      },
      {
        "name": {
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          }
        ],
        "affected_versions": []
      },
      {
        "name": {
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          "evidence": "/affected/5/package/name"
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            "evidence": "/affected/5/ranges"
          }
        ],
        "affected_versions": []
      },
      {
        "name": {
          "value": "kernel-rt-debug-kvm",
          "evidence": "/affected/6/package/name"
        },
        "prerequisites": [],
        "fixed_versions": [
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            "value": "0:4.18.0-553.159.1.rt7.500.el8_10",
            "evidence": "/affected/6/ranges"
          }
        ],
        "affected_versions": []
      },
      {
        "name": {
          "value": "kernel-rt-debug-modules",
          "evidence": "/affected/7/package/name"
        },
        "prerequisites": [],
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            "evidence": "/affected/7/ranges"
          }
        ],
        "affected_versions": []
      },
      {
        "name": {
          "value": "kernel-rt-debug-modules-extra",
          "evidence": "/affected/8/package/name"
        },
        "prerequisites": [],
        "fixed_versions": [
          {
            "value": "0:4.18.0-553.159.1.rt7.500.el8_10",
            "evidence": "/affected/8/ranges"
          }
        ],
        "affected_versions": []
      },
      {
        "name": {
          "value": "kernel-rt-debuginfo",
          "evidence": "/affected/9/package/name"
        },
        "prerequisites": [],
        "fixed_versions": [
          {
            "value": "0:4.18.0-553.159.1.rt7.500.el8_10",
            "evidence": "/affected/9/ranges"
          }
        ],
        "affected_versions": []
      },
      {
        "name": {
          "value": "kernel-rt-debuginfo-common-x86_64",
          "evidence": "/affected/10/package/name"
        },
        "prerequisites": [],
        "fixed_versions": [
          {
            "value": "0:4.18.0-553.159.1.rt7.500.el8_10",
            "evidence": "/affected/10/ranges"
          }
        ],
        "affected_versions": []
      },
      {
        "name": {
          "value": "kernel-rt-devel",
          "evidence": "/affected/11/package/name"
        },
        "prerequisites": [],
        "fixed_versions": [
          {
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            "evidence": "/affected/11/ranges"
          }
        ],
        "affected_versions": []
      },
      {
        "name": {
          "value": "kernel-rt-kvm",
          "evidence": "/affected/12/package/name"
        },
        "prerequisites": [],
        "fixed_versions": [
          {
            "value": "0:4.18.0-553.159.1.rt7.500.el8_10",
            "evidence": "/affected/12/ranges"
          }
        ],
        "affected_versions": []
      },
      {
        "name": {
          "value": "kernel-rt-modules",
          "evidence": "/affected/13/package/name"
        },
        "prerequisites": [],
        "fixed_versions": [
          {
            "value": "0:4.18.0-553.159.1.rt7.500.el8_10",
            "evidence": "/affected/13/ranges"
          }
        ],
        "affected_versions": []
      },
      {
        "name": {
          "value": "kernel-rt-modules-extra",
          "evidence": "/affected/14/package/name"
        },
        "prerequisites": [],
        "fixed_versions": [
          {
            "value": "0:4.18.0-553.159.1.rt7.500.el8_10",
            "evidence": "/affected/14/ranges"
          }
        ],
        "affected_versions": []
      },
      {
        "name": {
          "value": "kernel-rt",
          "evidence": "/affected/15/package/name"
        },
        "prerequisites": [],
        "fixed_versions": [
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            "evidence": "/affected/15/ranges"
          }
        ],
        "affected_versions": []
      },
      {
        "name": {
          "value": "kernel-rt-core",
          "evidence": "/affected/16/package/name"
        },
        "prerequisites": [],
        "fixed_versions": [
          {
            "value": "0:4.18.0-553.159.1.rt7.500.el8_10",
            "evidence": "/affected/16/ranges"
          }
        ],
        "affected_versions": []
      },
      {
        "name": {
          "value": "kernel-rt-debug",
          "evidence": "/affected/17/package/name"
        },
        "prerequisites": [],
        "fixed_versions": [
          {
            "value": "0:4.18.0-553.159.1.rt7.500.el8_10",
            "evidence": "/affected/17/ranges"
          }
        ],
        "affected_versions": []
      },
      {
        "name": {
          "value": "kernel-rt-debug-core",
          "evidence": "/affected/18/package/name"
        },
        "prerequisites": [],
        "fixed_versions": [
          {
            "value": "0:4.18.0-553.159.1.rt7.500.el8_10",
            "evidence": "/affected/18/ranges"
          }
        ],
        "affected_versions": []
      },
      {
        "name": {
          "value": "kernel-rt-debug-debuginfo",
          "evidence": "/affected/19/package/name"
        },
        "prerequisites": [],
        "fixed_versions": [
          {
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            "evidence": "/affected/19/ranges"
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        ],
        "affected_versions": []
      },
      {
        "name": {
          "value": "kernel-rt-debug-devel",
          "evidence": "/affected/20/package/name"
        },
        "prerequisites": [],
        "fixed_versions": [
          {
            "value": "0:4.18.0-553.159.1.rt7.500.el8_10",
            "evidence": "/affected/20/ranges"
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        ],
        "affected_versions": []
      },
      {
        "name": {
          "value": "kernel-rt-debug-modules",
          "evidence": "/affected/21/package/name"
        },
        "prerequisites": [],
        "fixed_versions": [
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            "evidence": "/affected/21/ranges"
          }
        ],
        "affected_versions": []
      },
      {
        "name": {
          "value": "kernel-rt-debug-modules-extra",
          "evidence": "/affected/22/package/name"
        },
        "prerequisites": [],
        "fixed_versions": [
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        ],
        "affected_versions": []
      },
      {
        "name": {
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          "evidence": "/affected/23/package/name"
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          }
        ],
        "affected_versions": []
      },
      {
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          "evidence": "/affected/24/package/name"
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      },
      {
        "name": {
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        },
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            "evidence": "/affected/25/ranges"
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        ],
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      },
      {
        "name": {
          "value": "kernel-rt-modules",
          "evidence": "/affected/26/package/name"
        },
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            "evidence": "/affected/26/ranges"
          }
        ],
        "affected_versions": []
      },
      {
        "name": {
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        },
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            "evidence": "/affected/27/ranges"
          }
        ],
        "affected_versions": []
      }
    ],
    "severity": "high",
    "structured": {
      "id": "RHSA-2026:63013",
      "aliases": [
        "RHSA-2026:63013"
      ],
      "metrics": [
        {
          "type": "CVSS_V3",
          "score": "CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H"
        }
      ],
      "affected": [
        {
          "ranges": [
            {
              "type": "ECOSYSTEM",
              "events": [
                {
                  "introduced": "0"
                },
                {
                  "fixed": "0:4.18.0-553.159.1.rt7.500.el8_10"
                }
              ]
            }
          ],
          "package": {
            "name": "kernel-rt",
            "purl": "pkg:rpm/redhat/kernel-rt",
            "ecosystem": "Red Hat:enterprise_linux:8::nfv"
          },
          "database_specific": {
            "source": "https://security.access.redhat.com/data/osv/RHSA-2026:63013.json"
          }
        },
        {
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          "package": {
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            "purl": "pkg:rpm/redhat/kernel-rt-core",
            "ecosystem": "Red Hat:enterprise_linux:8::nfv"
          },
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            "source": "https://security.access.redhat.com/data/osv/RHSA-2026:63013.json"
          }
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          "package": {
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            "purl": "pkg:rpm/redhat/kernel-rt-debug",
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          ],
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            "ecosystem": "Red Hat:enterprise_linux:8::nfv"
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          "package": {
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            "ecosystem": "Red Hat:enterprise_linux:8::nfv"
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          "database_specific": {
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          "package": {
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          "package": {
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            "ecosystem": "Red Hat:enterprise_linux:8::nfv"
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          ],
          "package": {
            "name": "kernel-rt-debug-modules-extra",
            "purl": "pkg:rpm/redhat/kernel-rt-debug-modules-extra",
            "ecosystem": "Red Hat:enterprise_linux:8::nfv"
          },
          "database_specific": {
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          ],
          "package": {
            "name": "kernel-rt-debuginfo",
            "purl": "pkg:rpm/redhat/kernel-rt-debuginfo",
            "ecosystem": "Red Hat:enterprise_linux:8::nfv"
          },
          "database_specific": {
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              "events": [
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          ],
          "package": {
            "name": "kernel-rt-debuginfo-common-x86_64",
            "purl": "pkg:rpm/redhat/kernel-rt-debuginfo-common-x86_64",
            "ecosystem": "Red Hat:enterprise_linux:8::nfv"
          },
          "database_specific": {
            "source": "https://security.access.redhat.com/data/osv/RHSA-2026:63013.json"
          }
        },
        {
          "ranges": [
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              "events": [
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          ],
          "package": {
            "name": "kernel-rt-devel",
            "purl": "pkg:rpm/redhat/kernel-rt-devel",
            "ecosystem": "Red Hat:enterprise_linux:8::nfv"
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        "https://lore.kernel.org/linux-cve-announce/2025011103-CVE-2024-57849-64db@gregkh/T",
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