{
  "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-2021-47347",
    "sourceURL": "https://www.cve.org/CVERecord?id=CVE-2021-47347",
    "idYear": 2021,
    "status": "PUBLISHED",
    "publishedAt": "2024-05-21T14:35:52.947Z",
    "updatedAt": "2026-08-05T08:47:22.692Z",
    "importedAt": "2026-10-24T01:56:36.661Z",
    "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": "wl1251: Fix possible buffer overflow in wl1251_cmd_scan",
      "summary": "In the Linux kernel, the following vulnerability has been resolved:\n\nwl1251: Fix possible buffer overflow in wl1251_cmd_scan\n\nFunction wl1251_cmd_scan calls memcpy without checking the length.\nHarden by checking the length is within the maximum allowed size.",
      "affected": [
        {
          "vendor": "Linux",
          "product": "Linux",
          "defaultStatus": "unaffected",
          "versions": [
            {
              "version": "2f01a1f58889fbfeb68b1bc1b52e4197f3333490",
              "status": "affected",
              "versionType": "git",
              "lessThan": "57ad99ae3c6738ba87bad259bb57c641ca68ebf6"
            },
            {
              "version": "2f01a1f58889fbfeb68b1bc1b52e4197f3333490",
              "status": "affected",
              "versionType": "git",
              "lessThan": "d3d8b9c9c7843dce31e284927d4c9904fd5a510a"
            },
            {
              "version": "2f01a1f58889fbfeb68b1bc1b52e4197f3333490",
              "status": "affected",
              "versionType": "git",
              "lessThan": "0f6c0488368c9ac1aa685821916fadba32f5d1ef"
            },
            {
              "version": "2f01a1f58889fbfeb68b1bc1b52e4197f3333490",
              "status": "affected",
              "versionType": "git",
              "lessThan": "115103f6e3f1c26c473766c16439c7c8b235529a"
            },
            {
              "version": "2f01a1f58889fbfeb68b1bc1b52e4197f3333490",
              "status": "affected",
              "versionType": "git",
              "lessThan": "d71dddeb5380613f9ef199f3e7368fd78fb1a46e"
            },
            {
              "version": "2f01a1f58889fbfeb68b1bc1b52e4197f3333490",
              "status": "affected",
              "versionType": "git",
              "lessThan": "c5e4a10d7bd5d4f419d8b9705dff60cf69b302a1"
            },
            {
              "version": "2f01a1f58889fbfeb68b1bc1b52e4197f3333490",
              "status": "affected",
              "versionType": "git",
              "lessThan": "302e2ee34c5f7c5d805b7f835d9a6f2b43474e2a"
            },
            {
              "version": "2f01a1f58889fbfeb68b1bc1b52e4197f3333490",
              "status": "affected",
              "versionType": "git",
              "lessThan": "40af3960a15339e8bbd3be50c3bc7b35e1a0b6ea"
            },
            {
              "version": "2f01a1f58889fbfeb68b1bc1b52e4197f3333490",
              "status": "affected",
              "versionType": "git",
              "lessThan": "d10a87a3535cce2b890897914f5d0d83df669c63"
            }
          ]
        },
        {
          "vendor": "Linux",
          "product": "Linux",
          "defaultStatus": "affected",
          "versions": [
            {
              "version": "2.6.31",
              "status": "affected"
            },
            {
              "version": "0",
              "status": "unaffected",
              "versionType": "semver",
              "lessThan": "2.6.31"
            },
            {
              "version": "4.4.276",
              "status": "unaffected",
              "versionType": "semver",
              "lessThanOrEqual": "4.4.*"
            },
            {
              "version": "4.9.276",
              "status": "unaffected",
              "versionType": "semver",
              "lessThanOrEqual": "4.9.*"
            },
            {
              "version": "4.14.240",
              "status": "unaffected",
              "versionType": "semver",
              "lessThanOrEqual": "4.14.*"
            },
            {
              "version": "4.19.198",
              "status": "unaffected",
              "versionType": "semver",
              "lessThanOrEqual": "4.19.*"
            },
            {
              "version": "5.4.133",
              "status": "unaffected",
              "versionType": "semver",
              "lessThanOrEqual": "5.4.*"
            },
            {
              "version": "5.10.51",
              "status": "unaffected",
              "versionType": "semver",
              "lessThanOrEqual": "5.10.*"
            },
            {
              "version": "5.12.18",
              "status": "unaffected",
              "versionType": "semver",
              "lessThanOrEqual": "5.12.*"
            },
            {
              "version": "5.13.3",
              "status": "unaffected",
              "versionType": "semver",
              "lessThanOrEqual": "5.13.*"
            },
            {
              "version": "5.14",
              "status": "unaffected",
              "versionType": "original_commit_for_fix",
              "lessThanOrEqual": "*"
            }
          ]
        }
      ]
    }
  }
}