{
  "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-2021-47423",
    "sourceURL": "https://www.cve.org/CVERecord?id=CVE-2021-47423",
    "idYear": 2021,
    "status": "PUBLISHED",
    "publishedAt": "2024-05-21T15:04:10.611Z",
    "updatedAt": "2026-05-11T13:54:24.993Z",
    "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": "drm/nouveau/debugfs: fix file release memory leak",
      "summary": "In the Linux kernel, the following vulnerability has been resolved:\n\ndrm/nouveau/debugfs: fix file release memory leak\n\nWhen using single_open() for opening, single_release() should be\ncalled, otherwise the 'op' allocated in single_open() will be leaked.",
      "affected": [
        {
          "vendor": "Linux",
          "product": "Linux",
          "defaultStatus": "unaffected",
          "versions": [
            {
              "version": "6e9fc177399f08446293fec7607913fdbc95e191",
              "status": "affected",
              "versionType": "git",
              "lessThan": "df0c9418923679bc6d0060bdb1b5bf2c755159e0"
            },
            {
              "version": "6e9fc177399f08446293fec7607913fdbc95e191",
              "status": "affected",
              "versionType": "git",
              "lessThan": "9f9d4c88b2edc7924e19c44909cfc3fa4e4d3d43"
            },
            {
              "version": "6e9fc177399f08446293fec7607913fdbc95e191",
              "status": "affected",
              "versionType": "git",
              "lessThan": "1508b09945bde393326a9dab73b1fc35f672d771"
            },
            {
              "version": "6e9fc177399f08446293fec7607913fdbc95e191",
              "status": "affected",
              "versionType": "git",
              "lessThan": "11cd944bb87d9e575b94c07c952105eda745b459"
            },
            {
              "version": "6e9fc177399f08446293fec7607913fdbc95e191",
              "status": "affected",
              "versionType": "git",
              "lessThan": "f69556a42043b5444ca712ee889829ba89fdcba8"
            },
            {
              "version": "6e9fc177399f08446293fec7607913fdbc95e191",
              "status": "affected",
              "versionType": "git",
              "lessThan": "88c3610045ca6e699331b6bb5c095c5565f30721"
            },
            {
              "version": "6e9fc177399f08446293fec7607913fdbc95e191",
              "status": "affected",
              "versionType": "git",
              "lessThan": "f5a8703a9c418c6fc54eb772712dfe7641e3991c"
            }
          ]
        },
        {
          "vendor": "Linux",
          "product": "Linux",
          "defaultStatus": "affected",
          "versions": [
            {
              "version": "4.5",
              "status": "affected"
            },
            {
              "version": "0",
              "status": "unaffected",
              "versionType": "semver",
              "lessThan": "4.5"
            },
            {
              "version": "4.9.287",
              "status": "unaffected",
              "versionType": "semver",
              "lessThanOrEqual": "4.9.*"
            },
            {
              "version": "4.14.251",
              "status": "unaffected",
              "versionType": "semver",
              "lessThanOrEqual": "4.14.*"
            },
            {
              "version": "4.19.211",
              "status": "unaffected",
              "versionType": "semver",
              "lessThanOrEqual": "4.19.*"
            },
            {
              "version": "5.4.153",
              "status": "unaffected",
              "versionType": "semver",
              "lessThanOrEqual": "5.4.*"
            },
            {
              "version": "5.10.73",
              "status": "unaffected",
              "versionType": "semver",
              "lessThanOrEqual": "5.10.*"
            },
            {
              "version": "5.14.12",
              "status": "unaffected",
              "versionType": "semver",
              "lessThanOrEqual": "5.14.*"
            },
            {
              "version": "5.15",
              "status": "unaffected",
              "versionType": "original_commit_for_fix",
              "lessThanOrEqual": "*"
            }
          ]
        }
      ]
    }
  }
}