{
  "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-2021-47445",
    "sourceURL": "https://www.cve.org/CVERecord?id=CVE-2021-47445",
    "idYear": 2021,
    "status": "PUBLISHED",
    "publishedAt": "2024-05-22T06:19:38.184Z",
    "updatedAt": "2026-05-11T13:54:50.532Z",
    "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/msm: Fix null pointer dereference on pointer edp",
      "summary": "In the Linux kernel, the following vulnerability has been resolved:\n\ndrm/msm: Fix null pointer dereference on pointer edp\n\nThe initialization of pointer dev dereferences pointer edp before\nedp is null checked, so there is a potential null pointer deference\nissue. Fix this by only dereferencing edp after edp has been null\nchecked.\n\nAddresses-Coverity: (\"Dereference before null check\")",
      "affected": [
        {
          "vendor": "Linux",
          "product": "Linux",
          "defaultStatus": "unaffected",
          "versions": [
            {
              "version": "ab5b0107ccf3821a6837b0f2819270d6fa0b278f",
              "status": "affected",
              "versionType": "git",
              "lessThan": "f175b9a83e5c252d7c74acddc792840016caae0a"
            },
            {
              "version": "ab5b0107ccf3821a6837b0f2819270d6fa0b278f",
              "status": "affected",
              "versionType": "git",
              "lessThan": "bacac7d26849c8e903ceb7466d9ce8dc3c2797eb"
            },
            {
              "version": "ab5b0107ccf3821a6837b0f2819270d6fa0b278f",
              "status": "affected",
              "versionType": "git",
              "lessThan": "0cd063aa0a09822cc1620fc59a67fe2f9f6338ac"
            },
            {
              "version": "ab5b0107ccf3821a6837b0f2819270d6fa0b278f",
              "status": "affected",
              "versionType": "git",
              "lessThan": "7f642b93710b6b1119bdff90be01e6b5a2a5d669"
            },
            {
              "version": "ab5b0107ccf3821a6837b0f2819270d6fa0b278f",
              "status": "affected",
              "versionType": "git",
              "lessThan": "f302be08e3de94db8863a0b2958b2bb3e8e998e6"
            },
            {
              "version": "ab5b0107ccf3821a6837b0f2819270d6fa0b278f",
              "status": "affected",
              "versionType": "git",
              "lessThan": "91a340768b012f5b910a203a805b97a345b3db37"
            },
            {
              "version": "ab5b0107ccf3821a6837b0f2819270d6fa0b278f",
              "status": "affected",
              "versionType": "git",
              "lessThan": "46c8ddede0273d1d132beefa9de8b820326982be"
            },
            {
              "version": "ab5b0107ccf3821a6837b0f2819270d6fa0b278f",
              "status": "affected",
              "versionType": "git",
              "lessThan": "2133c4fc8e1348dcb752f267a143fe2254613b34"
            }
          ]
        },
        {
          "vendor": "Linux",
          "product": "Linux",
          "defaultStatus": "affected",
          "versions": [
            {
              "version": "4.0",
              "status": "affected"
            },
            {
              "version": "0",
              "status": "unaffected",
              "versionType": "semver",
              "lessThan": "4.0"
            },
            {
              "version": "4.4.290",
              "status": "unaffected",
              "versionType": "semver",
              "lessThanOrEqual": "4.4.*"
            },
            {
              "version": "4.9.288",
              "status": "unaffected",
              "versionType": "semver",
              "lessThanOrEqual": "4.9.*"
            },
            {
              "version": "4.14.252",
              "status": "unaffected",
              "versionType": "semver",
              "lessThanOrEqual": "4.14.*"
            },
            {
              "version": "4.19.213",
              "status": "unaffected",
              "versionType": "semver",
              "lessThanOrEqual": "4.19.*"
            },
            {
              "version": "5.4.155",
              "status": "unaffected",
              "versionType": "semver",
              "lessThanOrEqual": "5.4.*"
            },
            {
              "version": "5.10.75",
              "status": "unaffected",
              "versionType": "semver",
              "lessThanOrEqual": "5.10.*"
            },
            {
              "version": "5.14.14",
              "status": "unaffected",
              "versionType": "semver",
              "lessThanOrEqual": "5.14.*"
            },
            {
              "version": "5.15",
              "status": "unaffected",
              "versionType": "original_commit_for_fix",
              "lessThanOrEqual": "*"
            }
          ]
        }
      ]
    }
  }
}