{
  "schemaVersion": 1,
  "attribution": [
    {
      "source": "CISA Known Exploited Vulnerabilities",
      "url": "https://www.cisa.gov/known-exploited-vulnerabilities-catalog",
      "licence": "US government work"
    },
    {
      "source": "GitHub Advisory Database",
      "url": "https://github.com/advisories",
      "licence": "CC BY 4.0"
    },
    {
      "source": "Have I Been Pwned",
      "url": "https://haveibeenpwned.com/",
      "licence": "CC BY 4.0"
    },
    {
      "source": "CVE Program (CVE records)",
      "url": "https://www.cve.org/Legal/TermsOfUse",
      "licence": "CVE Terms of Use",
      "notice": "Copyright © 1999-2026, The MITRE Corporation. CVE is a trademark and the CVE logo is a registered trademark of The MITRE Corporation.",
      "terms": "CVE Usage: MITRE hereby grants you a perpetual, worldwide, non-exclusive, no-charge, royalty-free, irrevocable copyright license to reproduce, prepare derivative works of, publicly display, publicly perform, sublicense, and distribute Common Vulnerabilities and Exposures (CVE™). Any copy you make for such purposes is authorized provided that you reproduce MITRE's copyright designation and this license in any such copy."
    },
    {
      "source": "FIRST EPSS",
      "url": "https://www.first.org/epss/",
      "licence": "free to use; FIRST requests attribution"
    }
  ],
  "record": {
    "id": "CVE-2026-98476",
    "sourceURL": "https://www.cve.org/CVERecord?id=CVE-2026-98476",
    "idYear": 2026,
    "status": "PUBLISHED",
    "publishedAt": "2026-10-18T15:15:45.100Z",
    "updatedAt": "2026-10-19T09:20:13.920Z",
    "importedAt": "2026-10-24T01:58:41.756Z",
    "snapshot": {
      "id": "cve_2026-10-24_midnight_baseline",
      "at": "2026-10-24T00:00:00.000Z",
      "source": "https://github.com/CVEProject/cvelistV5/releases/tag/cve_2026-10-24_0100Z"
    },
    "facts": {
      "title": "s390/cio: Fix NULL pointer dereference in ccw_device_get_util_str()",
      "summary": "In the Linux kernel, the following vulnerability has been resolved:\n\ns390/cio: Fix NULL pointer dereference in ccw_device_get_util_str()\n\nThe channel path registry entry associated with a CHPID may be removed\nwhile the subchannel's PMCW still references that CHPID. In this case,\nchpid_to_chp() can return NULL, leading to a NULL pointer dereference.\n\nAdd the missing NULL check before dereferencing the returned pointer.",
      "affected": [
        {
          "vendor": "Linux",
          "product": "Linux",
          "defaultStatus": "unaffected",
          "versions": [
            {
              "version": "199652309a4d6635fca19d7528d73ab9e219bd9a",
              "status": "affected",
              "versionType": "git",
              "lessThan": "9d8b21820caed9128945fffcedf03e2a4c21eee2"
            },
            {
              "version": "199652309a4d6635fca19d7528d73ab9e219bd9a",
              "status": "affected",
              "versionType": "git",
              "lessThan": "5fc54e04dad90b15d0430118b3f288a1d64e66c9"
            },
            {
              "version": "199652309a4d6635fca19d7528d73ab9e219bd9a",
              "status": "affected",
              "versionType": "git",
              "lessThan": "27e396a89f76f742abdbe9f8c4a58a6e806fdf59"
            },
            {
              "version": "199652309a4d6635fca19d7528d73ab9e219bd9a",
              "status": "affected",
              "versionType": "git",
              "lessThan": "dbf30e661ceb9a52c94c85719716391dcc29142a"
            },
            {
              "version": "199652309a4d6635fca19d7528d73ab9e219bd9a",
              "status": "affected",
              "versionType": "git",
              "lessThan": "5e006ac90a4d331db1dd712b91fec849b45ffc01"
            },
            {
              "version": "199652309a4d6635fca19d7528d73ab9e219bd9a",
              "status": "affected",
              "versionType": "git",
              "lessThan": "c3bbcb32deecc06ebb1762398399b566d5ff2fc9"
            },
            {
              "version": "199652309a4d6635fca19d7528d73ab9e219bd9a",
              "status": "affected",
              "versionType": "git",
              "lessThan": "44b16b02608058fc72198ac0205969f0f43065df"
            },
            {
              "version": "199652309a4d6635fca19d7528d73ab9e219bd9a",
              "status": "affected",
              "versionType": "git",
              "lessThan": "5b76268dac968612f7283d59b539036de955b7d9"
            }
          ]
        },
        {
          "vendor": "Linux",
          "product": "Linux",
          "defaultStatus": "affected",
          "versions": [
            {
              "version": "4.18",
              "status": "affected"
            },
            {
              "version": "0",
              "status": "unaffected",
              "versionType": "semver",
              "lessThan": "4.18"
            },
            {
              "version": "5.10.271",
              "status": "unaffected",
              "versionType": "semver",
              "lessThanOrEqual": "5.10.*"
            },
            {
              "version": "5.15.222",
              "status": "unaffected",
              "versionType": "semver",
              "lessThanOrEqual": "5.15.*"
            },
            {
              "version": "6.1.189",
              "status": "unaffected",
              "versionType": "semver",
              "lessThanOrEqual": "6.1.*"
            },
            {
              "version": "6.6.158",
              "status": "unaffected",
              "versionType": "semver",
              "lessThanOrEqual": "6.6.*"
            },
            {
              "version": "6.12.112",
              "status": "unaffected",
              "versionType": "semver",
              "lessThanOrEqual": "6.12.*"
            },
            {
              "version": "6.18.55",
              "status": "unaffected",
              "versionType": "semver",
              "lessThanOrEqual": "6.18.*"
            },
            {
              "version": "7.2.9",
              "status": "unaffected",
              "versionType": "semver",
              "lessThanOrEqual": "7.2.*"
            },
            {
              "version": "7.3",
              "status": "unaffected",
              "versionType": "original_commit_for_fix",
              "lessThanOrEqual": "*"
            }
          ]
        }
      ]
    }
  }
}