{
  "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-2026-98577",
    "sourceURL": "https://www.cve.org/CVERecord?id=CVE-2026-98577",
    "idYear": 2026,
    "status": "PUBLISHED",
    "publishedAt": "2026-10-18T15:18:47.635Z",
    "updatedAt": "2026-10-19T09:22:02.632Z",
    "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": "nfc: llcp: fix WKS SAP hijacking via prefix match in nfc_llcp_wks_sap()",
      "summary": "In the Linux kernel, the following vulnerability has been resolved:\n\nnfc: llcp: fix WKS SAP hijacking via prefix match in nfc_llcp_wks_sap()\n\nnfc_llcp_wks_sap() compares only service_name_len bytes, so a short\nservice_name like \"u\" matches longer WKS strings like \"urn:nfc:sn:snep\".\nFix by requiring exact length match before strncmp().",
      "affected": [
        {
          "vendor": "Linux",
          "product": "Linux",
          "defaultStatus": "unaffected",
          "versions": [
            {
              "version": "d646960f7986fefb460a2b062d5ccc8ccfeacc3a",
              "status": "affected",
              "versionType": "git",
              "lessThan": "0c83a8a45fed256ccc5fe7160b436b671fc79fb8"
            },
            {
              "version": "d646960f7986fefb460a2b062d5ccc8ccfeacc3a",
              "status": "affected",
              "versionType": "git",
              "lessThan": "aa555ed5ed0d15efbaf27e0e9f152a6df715278a"
            },
            {
              "version": "d646960f7986fefb460a2b062d5ccc8ccfeacc3a",
              "status": "affected",
              "versionType": "git",
              "lessThan": "32b5f0b338bf59391a1cff9a6190a72c4d2c1ba8"
            },
            {
              "version": "d646960f7986fefb460a2b062d5ccc8ccfeacc3a",
              "status": "affected",
              "versionType": "git",
              "lessThan": "6fad2c34d451d11a9f3f946cae1105fee91d96b8"
            },
            {
              "version": "d646960f7986fefb460a2b062d5ccc8ccfeacc3a",
              "status": "affected",
              "versionType": "git",
              "lessThan": "bf41af8f910cbb5d776a1dfa0671d31a7e262e28"
            },
            {
              "version": "d646960f7986fefb460a2b062d5ccc8ccfeacc3a",
              "status": "affected",
              "versionType": "git",
              "lessThan": "f234197f3bda3aea5d4b1e591d6bcb3660a8b3fc"
            },
            {
              "version": "d646960f7986fefb460a2b062d5ccc8ccfeacc3a",
              "status": "affected",
              "versionType": "git",
              "lessThan": "0a0412745c86acd089c6460da715ab966b1615e7"
            },
            {
              "version": "d646960f7986fefb460a2b062d5ccc8ccfeacc3a",
              "status": "affected",
              "versionType": "git",
              "lessThan": "408cff6bd60636df201274d320edfdfde9ed41db"
            }
          ]
        },
        {
          "vendor": "Linux",
          "product": "Linux",
          "defaultStatus": "affected",
          "versions": [
            {
              "version": "3.3",
              "status": "affected"
            },
            {
              "version": "0",
              "status": "unaffected",
              "versionType": "semver",
              "lessThan": "3.3"
            },
            {
              "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": "*"
            }
          ]
        }
      ]
    }
  }
}