{
  "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-2023-54240",
    "sourceURL": "https://www.cve.org/CVERecord?id=CVE-2023-54240",
    "idYear": 2023,
    "status": "PUBLISHED",
    "publishedAt": "2025-12-30T12:11:29.039Z",
    "updatedAt": "2026-05-11T19:58:09.830Z",
    "importedAt": "2026-10-24T01:57:03.413Z",
    "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: ethernet: mtk_eth_soc: fix possible NULL pointer dereference in mtk_hwlro_get_fdir_all()",
      "summary": "In the Linux kernel, the following vulnerability has been resolved:\n\nnet: ethernet: mtk_eth_soc: fix possible NULL pointer dereference in mtk_hwlro_get_fdir_all()\n\nrule_locs is allocated in ethtool_get_rxnfc and the size is determined by\nrule_cnt from user space. So rule_cnt needs to be check before using\nrule_locs to avoid NULL pointer dereference.",
      "affected": [
        {
          "vendor": "Linux",
          "product": "Linux",
          "defaultStatus": "unaffected",
          "versions": [
            {
              "version": "7aab747e5563ecbc9f3cb64ddea13fe7b9fee2bd",
              "status": "affected",
              "versionType": "git",
              "lessThan": "7776591e5ae2befff86579f68916a171971c6aab"
            },
            {
              "version": "7aab747e5563ecbc9f3cb64ddea13fe7b9fee2bd",
              "status": "affected",
              "versionType": "git",
              "lessThan": "751b2e22a188b0c306029d094da29b6b8de31430"
            },
            {
              "version": "7aab747e5563ecbc9f3cb64ddea13fe7b9fee2bd",
              "status": "affected",
              "versionType": "git",
              "lessThan": "653fbddbdfc6673bba01b13dae5a4384ad8f92ec"
            },
            {
              "version": "7aab747e5563ecbc9f3cb64ddea13fe7b9fee2bd",
              "status": "affected",
              "versionType": "git",
              "lessThan": "75f2de75c1182e80708c932418e4895dbc88b68f"
            },
            {
              "version": "7aab747e5563ecbc9f3cb64ddea13fe7b9fee2bd",
              "status": "affected",
              "versionType": "git",
              "lessThan": "072324cfab9b96071c0782f51f53cc5aea1e9d5b"
            },
            {
              "version": "7aab747e5563ecbc9f3cb64ddea13fe7b9fee2bd",
              "status": "affected",
              "versionType": "git",
              "lessThan": "ff5faed5f5487b0fd2b640ba1304f82a5ebaab42"
            },
            {
              "version": "7aab747e5563ecbc9f3cb64ddea13fe7b9fee2bd",
              "status": "affected",
              "versionType": "git",
              "lessThan": "fe0195fe48f85182bc7e7eabcad925bd3cbc10f5"
            },
            {
              "version": "7aab747e5563ecbc9f3cb64ddea13fe7b9fee2bd",
              "status": "affected",
              "versionType": "git",
              "lessThan": "e4c79810755f66c9a933ca810da2724133b1165a"
            }
          ]
        },
        {
          "vendor": "Linux",
          "product": "Linux",
          "defaultStatus": "affected",
          "versions": [
            {
              "version": "4.9",
              "status": "affected"
            },
            {
              "version": "0",
              "status": "unaffected",
              "versionType": "semver",
              "lessThan": "4.9"
            },
            {
              "version": "4.14.326",
              "status": "unaffected",
              "versionType": "semver",
              "lessThanOrEqual": "4.14.*"
            },
            {
              "version": "4.19.295",
              "status": "unaffected",
              "versionType": "semver",
              "lessThanOrEqual": "4.19.*"
            },
            {
              "version": "5.4.257",
              "status": "unaffected",
              "versionType": "semver",
              "lessThanOrEqual": "5.4.*"
            },
            {
              "version": "5.10.195",
              "status": "unaffected",
              "versionType": "semver",
              "lessThanOrEqual": "5.10.*"
            },
            {
              "version": "5.15.132",
              "status": "unaffected",
              "versionType": "semver",
              "lessThanOrEqual": "5.15.*"
            },
            {
              "version": "6.1.54",
              "status": "unaffected",
              "versionType": "semver",
              "lessThanOrEqual": "6.1.*"
            },
            {
              "version": "6.5.4",
              "status": "unaffected",
              "versionType": "semver",
              "lessThanOrEqual": "6.5.*"
            },
            {
              "version": "6.6",
              "status": "unaffected",
              "versionType": "original_commit_for_fix",
              "lessThanOrEqual": "*"
            }
          ]
        }
      ]
    }
  }
}