{
  "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-2021-47319",
    "sourceURL": "https://www.cve.org/CVERecord?id=CVE-2021-47319",
    "idYear": 2021,
    "status": "PUBLISHED",
    "publishedAt": "2024-05-21T14:35:34.541Z",
    "updatedAt": "2026-05-11T13:52:11.944Z",
    "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": "virtio-blk: Fix memory leak among suspend/resume procedure",
      "summary": "In the Linux kernel, the following vulnerability has been resolved:\n\nvirtio-blk: Fix memory leak among suspend/resume procedure\n\nThe vblk->vqs should be freed before we call init_vqs()\nin virtblk_restore().",
      "affected": [
        {
          "vendor": "Linux",
          "product": "Linux",
          "defaultStatus": "unaffected",
          "versions": [
            {
              "version": "6a27b656fc0210e976db362e1368c56db05c8f08",
              "status": "affected",
              "versionType": "git",
              "lessThan": "381bde79d11e596002edfd914e6714291826967a"
            },
            {
              "version": "6a27b656fc0210e976db362e1368c56db05c8f08",
              "status": "affected",
              "versionType": "git",
              "lessThan": "102d6bc6475ab09bab579c18704e6cf8d898e93c"
            },
            {
              "version": "6a27b656fc0210e976db362e1368c56db05c8f08",
              "status": "affected",
              "versionType": "git",
              "lessThan": "863da837964c80c72e368a4f748c30d25daa1815"
            },
            {
              "version": "6a27b656fc0210e976db362e1368c56db05c8f08",
              "status": "affected",
              "versionType": "git",
              "lessThan": "600942d2fd49b90e44857d20c774b20d16f3130f"
            },
            {
              "version": "6a27b656fc0210e976db362e1368c56db05c8f08",
              "status": "affected",
              "versionType": "git",
              "lessThan": "04c6e60b884cb5e94ff32af46867fb41d5848358"
            },
            {
              "version": "6a27b656fc0210e976db362e1368c56db05c8f08",
              "status": "affected",
              "versionType": "git",
              "lessThan": "cd24da0db9f75ca11eaf6060f0ccb90e2f3be3b0"
            },
            {
              "version": "6a27b656fc0210e976db362e1368c56db05c8f08",
              "status": "affected",
              "versionType": "git",
              "lessThan": "ca2b8ae93a6da9839dc7f9eb9199b18aa03c3dae"
            },
            {
              "version": "6a27b656fc0210e976db362e1368c56db05c8f08",
              "status": "affected",
              "versionType": "git",
              "lessThan": "29a2f4a3214aa14d61cc9737c9f886dae9dbb710"
            },
            {
              "version": "6a27b656fc0210e976db362e1368c56db05c8f08",
              "status": "affected",
              "versionType": "git",
              "lessThan": "b71ba22e7c6c6b279c66f53ee7818709774efa1f"
            }
          ]
        },
        {
          "vendor": "Linux",
          "product": "Linux",
          "defaultStatus": "affected",
          "versions": [
            {
              "version": "3.17",
              "status": "affected"
            },
            {
              "version": "0",
              "status": "unaffected",
              "versionType": "semver",
              "lessThan": "3.17"
            },
            {
              "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": "*"
            }
          ]
        }
      ]
    }
  }
}