{
  "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-2021-47320",
    "sourceURL": "https://www.cve.org/CVERecord?id=CVE-2021-47320",
    "idYear": 2021,
    "status": "PUBLISHED",
    "publishedAt": "2024-05-21T14:35:35.205Z",
    "updatedAt": "2026-05-11T13:52:13.084Z",
    "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": "nfs: fix acl memory leak of posix_acl_create()",
      "summary": "In the Linux kernel, the following vulnerability has been resolved:\n\nnfs: fix acl memory leak of posix_acl_create()\n\nWhen looking into another nfs xfstests report, I found acl and\ndefault_acl in nfs3_proc_create() and nfs3_proc_mknod() error\npaths are possibly leaked. Fix them in advance.",
      "affected": [
        {
          "vendor": "Linux",
          "product": "Linux",
          "defaultStatus": "unaffected",
          "versions": [
            {
              "version": "013cdf1088d7235da9477a2375654921d9b9ba9f",
              "status": "affected",
              "versionType": "git",
              "lessThan": "2e3960f276b4574a9bb0dfa31a7497302f6363b2"
            },
            {
              "version": "013cdf1088d7235da9477a2375654921d9b9ba9f",
              "status": "affected",
              "versionType": "git",
              "lessThan": "cef9d9acb7c80ed6bace894b6334557fd493863b"
            },
            {
              "version": "013cdf1088d7235da9477a2375654921d9b9ba9f",
              "status": "affected",
              "versionType": "git",
              "lessThan": "8a2b308a54c5ec224fedc753617f99b29ffcd883"
            },
            {
              "version": "013cdf1088d7235da9477a2375654921d9b9ba9f",
              "status": "affected",
              "versionType": "git",
              "lessThan": "0704f617040c397ae73c1f88f3956787ec5d6529"
            },
            {
              "version": "013cdf1088d7235da9477a2375654921d9b9ba9f",
              "status": "affected",
              "versionType": "git",
              "lessThan": "d0b32dc1409f7e65e4fcc34e236462268e69a357"
            },
            {
              "version": "013cdf1088d7235da9477a2375654921d9b9ba9f",
              "status": "affected",
              "versionType": "git",
              "lessThan": "4b515308ab875c7e8ada8e606fe0c64762da5ed4"
            },
            {
              "version": "013cdf1088d7235da9477a2375654921d9b9ba9f",
              "status": "affected",
              "versionType": "git",
              "lessThan": "c8fc86e9df6a6a03f5a8e15a3b7a5c75fd05aa38"
            },
            {
              "version": "013cdf1088d7235da9477a2375654921d9b9ba9f",
              "status": "affected",
              "versionType": "git",
              "lessThan": "687cf32865b2d6960214bce523f2afac58dd3cd2"
            },
            {
              "version": "013cdf1088d7235da9477a2375654921d9b9ba9f",
              "status": "affected",
              "versionType": "git",
              "lessThan": "1fcb6fcd74a222d9ead54d405842fc763bb86262"
            }
          ]
        },
        {
          "vendor": "Linux",
          "product": "Linux",
          "defaultStatus": "affected",
          "versions": [
            {
              "version": "3.14",
              "status": "affected"
            },
            {
              "version": "0",
              "status": "unaffected",
              "versionType": "semver",
              "lessThan": "3.14"
            },
            {
              "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": "5.4.134",
              "status": "unaffected",
              "versionType": "semver",
              "lessThanOrEqual": "5.4.*"
            },
            {
              "version": "5.10.52",
              "status": "unaffected",
              "versionType": "semver",
              "lessThanOrEqual": "5.10.*"
            },
            {
              "version": "5.12.19",
              "status": "unaffected",
              "versionType": "semver",
              "lessThanOrEqual": "5.12.*"
            },
            {
              "version": "5.13.4",
              "status": "unaffected",
              "versionType": "semver",
              "lessThanOrEqual": "5.13.*"
            },
            {
              "version": "5.14",
              "status": "unaffected",
              "versionType": "original_commit_for_fix",
              "lessThanOrEqual": "*"
            }
          ]
        }
      ]
    }
  }
}