{
  "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-2026-43291",
    "sourceURL": "https://www.cve.org/CVERecord?id=CVE-2026-43291",
    "idYear": 2026,
    "status": "PUBLISHED",
    "publishedAt": "2026-05-08T13:11:15.312Z",
    "updatedAt": "2026-08-05T12:27:06.691Z",
    "importedAt": "2026-10-24T01:58:14.884Z",
    "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": "net: nfc: nci: Fix parameter validation for packet data",
      "summary": "In the Linux kernel, the following vulnerability has been resolved:\n\nnet: nfc: nci: Fix parameter validation for packet data\n\nSince commit 9c328f54741b (\"net: nfc: nci: Add parameter validation for\npacket data\") communication with nci nfc chips is not working any more.\n\nThe mentioned commit tries to fix access of uninitialized data, but\nfailed to understand that in some cases the data packet is of variable\nlength and can therefore not be compared to the maximum packet length\ngiven by the sizeof(struct).",
      "affected": [
        {
          "vendor": "Linux",
          "product": "Linux",
          "defaultStatus": "unaffected",
          "versions": [
            {
              "version": "8fcc7315a10a84264e55bb65ede10f0af20a983f",
              "status": "affected",
              "versionType": "git",
              "lessThan": "a24a8a582da4426b2042e510a1080df84083b51d"
            },
            {
              "version": "bfdda0123dde406dbff62e7e9136037e97998a15",
              "status": "affected",
              "versionType": "git",
              "lessThan": "f5218426f765eee22e178df9c126d974792fb6a5"
            },
            {
              "version": "0ba68bea1e356f466ad29449938bea12f5f3711f",
              "status": "affected",
              "versionType": "git",
              "lessThan": "ad058a4317db7fdb3f09caa6ed536d24a62ce6a0"
            },
            {
              "version": "74837bca0748763a77f77db47a0bdbe63b347628",
              "status": "affected",
              "versionType": "git",
              "lessThan": "3b91160e9a91b5a2662875417dc42dc5b0bf03ea"
            },
            {
              "version": "9c328f54741bd5465ca1dc717c84c04242fac2e1",
              "status": "affected",
              "versionType": "git",
              "lessThan": "c692db813a7e3b7c3c17d6e9a3ad2a018bf1142b"
            },
            {
              "version": "9c328f54741bd5465ca1dc717c84c04242fac2e1",
              "status": "affected",
              "versionType": "git",
              "lessThan": "498fc5d0d650c77e87fcc73808d4f43240c21805"
            },
            {
              "version": "9c328f54741bd5465ca1dc717c84c04242fac2e1",
              "status": "affected",
              "versionType": "git",
              "lessThan": "571dcbeb8e635182bb825ae758399831805693c2"
            },
            {
              "version": "c395d1e548cc68e84584ffa2e3ca9796a78bf7b9",
              "status": "affected",
              "versionType": "git"
            },
            {
              "version": "5.15.195",
              "status": "affected",
              "versionType": "semver",
              "lessThan": "5.15.202"
            },
            {
              "version": "6.1.156",
              "status": "affected",
              "versionType": "semver",
              "lessThan": "6.1.165"
            },
            {
              "version": "6.6.112",
              "status": "affected",
              "versionType": "semver",
              "lessThan": "6.6.128"
            },
            {
              "version": "6.12.53",
              "status": "affected",
              "versionType": "semver",
              "lessThan": "6.12.75"
            },
            {
              "version": "6.17.3",
              "status": "affected",
              "versionType": "semver",
              "lessThan": "6.18"
            }
          ]
        },
        {
          "vendor": "Linux",
          "product": "Linux",
          "defaultStatus": "affected",
          "versions": [
            {
              "version": "6.18",
              "status": "affected"
            },
            {
              "version": "0",
              "status": "unaffected",
              "versionType": "semver",
              "lessThan": "6.18"
            },
            {
              "version": "5.15.202",
              "status": "unaffected",
              "versionType": "semver",
              "lessThanOrEqual": "5.15.*"
            },
            {
              "version": "6.1.165",
              "status": "unaffected",
              "versionType": "semver",
              "lessThanOrEqual": "6.1.*"
            },
            {
              "version": "6.6.128",
              "status": "unaffected",
              "versionType": "semver",
              "lessThanOrEqual": "6.6.*"
            },
            {
              "version": "6.12.75",
              "status": "unaffected",
              "versionType": "semver",
              "lessThanOrEqual": "6.12.*"
            },
            {
              "version": "6.18.16",
              "status": "unaffected",
              "versionType": "semver",
              "lessThanOrEqual": "6.18.*"
            },
            {
              "version": "6.19.6",
              "status": "unaffected",
              "versionType": "semver",
              "lessThanOrEqual": "6.19.*"
            },
            {
              "version": "7.0",
              "status": "unaffected",
              "versionType": "original_commit_for_fix",
              "lessThanOrEqual": "*"
            }
          ]
        }
      ]
    }
  }
}