{
  "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-2026-97523",
    "sourceURL": "https://www.cve.org/CVERecord?id=CVE-2026-97523",
    "idYear": 2026,
    "status": "PUBLISHED",
    "publishedAt": "2026-09-25T10:21:27.042Z",
    "updatedAt": "2026-10-19T09:08:41.355Z",
    "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": "mptcp: close race between scheduler and state change",
      "summary": "In the Linux kernel, the following vulnerability has been resolved:\n\nmptcp: close race between scheduler and state change\n\nThe mptcp scheduler may race with subflow sockets state change: data\ntransmission on the selected socket may fail and a later release could\ntry to use mss_now reset to 0 for a divide operation.\n\nAddress the issue by explicitly checking for the critical scenario.",
      "affected": [
        {
          "vendor": "Linux",
          "product": "Linux",
          "defaultStatus": "unaffected",
          "versions": [
            {
              "version": "fb9c73ef2ac2ec816efdc8b9267bc04e1369c20b",
              "status": "affected",
              "versionType": "git",
              "lessThan": "d74b2e26b54a7dae1d87c1f19ae0d6db500e5e03"
            },
            {
              "version": "c886d70286bf3ad411eb3d689328a67f7102c6ae",
              "status": "affected",
              "versionType": "git",
              "lessThan": "5883ae880f51edc4b1484e787473b865b6159ead"
            },
            {
              "version": "c886d70286bf3ad411eb3d689328a67f7102c6ae",
              "status": "affected",
              "versionType": "git",
              "lessThan": "0a926b5df8efdfbac07e2fb7fafb21849a2ad9c0"
            },
            {
              "version": "c886d70286bf3ad411eb3d689328a67f7102c6ae",
              "status": "affected",
              "versionType": "git",
              "lessThan": "8f11430d51ff8365bc51b670bc3002b65ae4c6b7"
            },
            {
              "version": "c886d70286bf3ad411eb3d689328a67f7102c6ae",
              "status": "affected",
              "versionType": "git",
              "lessThan": "a09c87abf10a0a7e203137c75b5381aa63d9b31d"
            },
            {
              "version": "c886d70286bf3ad411eb3d689328a67f7102c6ae",
              "status": "affected",
              "versionType": "git",
              "lessThan": "4c856f3c151a2f3fa237caa651c44015916ca584"
            },
            {
              "version": "c886d70286bf3ad411eb3d689328a67f7102c6ae",
              "status": "affected",
              "versionType": "git",
              "lessThan": "42064de57fb83231fcc89663a94885f228a1ee53"
            },
            {
              "version": "8caf5c15b5288d52d9c89374d6c10fa32ee84ec5",
              "status": "affected",
              "versionType": "git"
            },
            {
              "version": "5.15.190",
              "status": "affected",
              "versionType": "semver",
              "lessThan": "5.15.222"
            },
            {
              "version": "5.19.4",
              "status": "affected",
              "versionType": "semver",
              "lessThan": "5.20"
            }
          ]
        },
        {
          "vendor": "Linux",
          "product": "Linux",
          "defaultStatus": "affected",
          "versions": [
            {
              "version": "6.0",
              "status": "affected"
            },
            {
              "version": "0",
              "status": "unaffected",
              "versionType": "semver",
              "lessThan": "6.0"
            },
            {
              "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": "6.12.111",
              "status": "unaffected",
              "versionType": "semver",
              "lessThanOrEqual": "6.12.*"
            },
            {
              "version": "6.18.53",
              "status": "unaffected",
              "versionType": "semver",
              "lessThanOrEqual": "6.18.*"
            },
            {
              "version": "7.2.7",
              "status": "unaffected",
              "versionType": "semver",
              "lessThanOrEqual": "7.2.*"
            },
            {
              "version": "7.3",
              "status": "unaffected",
              "versionType": "original_commit_for_fix",
              "lessThanOrEqual": "*"
            }
          ]
        }
      ]
    }
  }
}