{
  "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-2021-47315",
    "sourceURL": "https://www.cve.org/CVERecord?id=CVE-2021-47315",
    "idYear": 2021,
    "status": "PUBLISHED",
    "publishedAt": "2024-05-21T14:35:31.925Z",
    "updatedAt": "2026-05-11T13:52:07.207Z",
    "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": "memory: fsl_ifc: fix leak of IO mapping on probe failure",
      "summary": "In the Linux kernel, the following vulnerability has been resolved:\n\nmemory: fsl_ifc: fix leak of IO mapping on probe failure\n\nOn probe error the driver should unmap the IO memory.  Smatch reports:\n\n  drivers/memory/fsl_ifc.c:298 fsl_ifc_ctrl_probe() warn: 'fsl_ifc_ctrl_dev->gregs' not released on lines: 298.",
      "affected": [
        {
          "vendor": "Linux",
          "product": "Linux",
          "defaultStatus": "unaffected",
          "versions": [
            {
              "version": "a20cbdeffce247a2b6fb83cd8d22433994068565",
              "status": "affected",
              "versionType": "git",
              "lessThan": "d0d04b95e8ed0223844a1d58497c686fe2e4a955"
            },
            {
              "version": "a20cbdeffce247a2b6fb83cd8d22433994068565",
              "status": "affected",
              "versionType": "git",
              "lessThan": "6b3b002de90738e3c85853a682ce7e0fa078d42b"
            },
            {
              "version": "a20cbdeffce247a2b6fb83cd8d22433994068565",
              "status": "affected",
              "versionType": "git",
              "lessThan": "94bc2fe46102d1e060fc749c0c19511e76c9995f"
            },
            {
              "version": "a20cbdeffce247a2b6fb83cd8d22433994068565",
              "status": "affected",
              "versionType": "git",
              "lessThan": "d9213d4f372d30b5bc4d921795d6bed0c0e3eebf"
            },
            {
              "version": "a20cbdeffce247a2b6fb83cd8d22433994068565",
              "status": "affected",
              "versionType": "git",
              "lessThan": "8d071d270afba468708faca5f7b6d9e656f75e27"
            },
            {
              "version": "a20cbdeffce247a2b6fb83cd8d22433994068565",
              "status": "affected",
              "versionType": "git",
              "lessThan": "83af5816308b490b05fc8fa27fc1bdc769df200a"
            },
            {
              "version": "a20cbdeffce247a2b6fb83cd8d22433994068565",
              "status": "affected",
              "versionType": "git",
              "lessThan": "28f71fd81ebd3b386bf5c7c5539664156f7d72c1"
            },
            {
              "version": "a20cbdeffce247a2b6fb83cd8d22433994068565",
              "status": "affected",
              "versionType": "git",
              "lessThan": "3b132ab67fc7a358fff35e808fa65d4bea452521"
            }
          ]
        },
        {
          "vendor": "Linux",
          "product": "Linux",
          "defaultStatus": "affected",
          "versions": [
            {
              "version": "3.3",
              "status": "affected"
            },
            {
              "version": "0",
              "status": "unaffected",
              "versionType": "semver",
              "lessThan": "3.3"
            },
            {
              "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": "*"
            }
          ]
        }
      ]
    }
  }
}