{
  "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-2023-54319",
    "sourceURL": "https://www.cve.org/CVERecord?id=CVE-2023-54319",
    "idYear": 2023,
    "status": "PUBLISHED",
    "publishedAt": "2025-12-30T12:34:13.468Z",
    "updatedAt": "2026-05-11T19:59:40.207Z",
    "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": "pinctrl: at91-pio4: check return value of devm_kasprintf()",
      "summary": "In the Linux kernel, the following vulnerability has been resolved:\n\npinctrl: at91-pio4: check return value of devm_kasprintf()\n\ndevm_kasprintf() returns a pointer to dynamically allocated memory.\nPointer could be NULL in case allocation fails. Check pointer validity.\nIdentified with coccinelle (kmerr.cocci script).\n\nDepends-on: 1c4e5c470a56 (\"pinctrl: at91: use devm_kasprintf() to avoid potential leaks\")\nDepends-on: 5a8f9cf269e8 (\"pinctrl: at91-pio4: use proper format specifier for unsigned int\")",
      "affected": [
        {
          "vendor": "Linux",
          "product": "Linux",
          "defaultStatus": "unaffected",
          "versions": [
            {
              "version": "776180848b574c9c01217fa958f10843ffce584f",
              "status": "affected",
              "versionType": "git",
              "lessThan": "8d788f2ba830d6d32499b198c526d577c590eedf"
            },
            {
              "version": "776180848b574c9c01217fa958f10843ffce584f",
              "status": "affected",
              "versionType": "git",
              "lessThan": "3e8ce1d5a1a9d758b359e5c426543957f35991f8"
            },
            {
              "version": "776180848b574c9c01217fa958f10843ffce584f",
              "status": "affected",
              "versionType": "git",
              "lessThan": "aa3932eb07392d626486428e2ffddc660658e22a"
            },
            {
              "version": "776180848b574c9c01217fa958f10843ffce584f",
              "status": "affected",
              "versionType": "git",
              "lessThan": "f3c7b95c9991dab02e616fc251b6c3516e0bd0ac"
            },
            {
              "version": "776180848b574c9c01217fa958f10843ffce584f",
              "status": "affected",
              "versionType": "git",
              "lessThan": "0a95dd17a73b7603818ad7c46c99d757232be331"
            },
            {
              "version": "776180848b574c9c01217fa958f10843ffce584f",
              "status": "affected",
              "versionType": "git",
              "lessThan": "0af388fce352ed2ab383fd5d1a08db551ca15c38"
            },
            {
              "version": "776180848b574c9c01217fa958f10843ffce584f",
              "status": "affected",
              "versionType": "git",
              "lessThan": "5bfd577cc728270d6cd7af6c652a1e7661f25487"
            },
            {
              "version": "776180848b574c9c01217fa958f10843ffce584f",
              "status": "affected",
              "versionType": "git",
              "lessThan": "8a1fa202f47f39680a4305af744f499a324f8a03"
            },
            {
              "version": "776180848b574c9c01217fa958f10843ffce584f",
              "status": "affected",
              "versionType": "git",
              "lessThan": "f6fd5d4ff8ca0b24cee1af4130bcb1fa96b61aa0"
            }
          ]
        },
        {
          "vendor": "Linux",
          "product": "Linux",
          "defaultStatus": "affected",
          "versions": [
            {
              "version": "4.4",
              "status": "affected"
            },
            {
              "version": "0",
              "status": "unaffected",
              "versionType": "semver",
              "lessThan": "4.4"
            },
            {
              "version": "4.14.322",
              "status": "unaffected",
              "versionType": "semver",
              "lessThanOrEqual": "4.14.*"
            },
            {
              "version": "4.19.291",
              "status": "unaffected",
              "versionType": "semver",
              "lessThanOrEqual": "4.19.*"
            },
            {
              "version": "5.4.251",
              "status": "unaffected",
              "versionType": "semver",
              "lessThanOrEqual": "5.4.*"
            },
            {
              "version": "5.10.188",
              "status": "unaffected",
              "versionType": "semver",
              "lessThanOrEqual": "5.10.*"
            },
            {
              "version": "5.15.121",
              "status": "unaffected",
              "versionType": "semver",
              "lessThanOrEqual": "5.15.*"
            },
            {
              "version": "6.1.39",
              "status": "unaffected",
              "versionType": "semver",
              "lessThanOrEqual": "6.1.*"
            },
            {
              "version": "6.3.13",
              "status": "unaffected",
              "versionType": "semver",
              "lessThanOrEqual": "6.3.*"
            },
            {
              "version": "6.4.4",
              "status": "unaffected",
              "versionType": "semver",
              "lessThanOrEqual": "6.4.*"
            },
            {
              "version": "6.5",
              "status": "unaffected",
              "versionType": "original_commit_for_fix",
              "lessThanOrEqual": "*"
            }
          ]
        }
      ]
    }
  }
}