{
  "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-2021-47538",
    "sourceURL": "https://www.cve.org/CVERecord?id=CVE-2021-47538",
    "idYear": 2021,
    "status": "PUBLISHED",
    "publishedAt": "2024-05-24T15:09:45.959Z",
    "updatedAt": "2026-05-23T15:20:09.610Z",
    "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": "rxrpc: Fix rxrpc_local leak in rxrpc_lookup_peer()",
      "summary": "In the Linux kernel, the following vulnerability has been resolved:\n\nrxrpc: Fix rxrpc_local leak in rxrpc_lookup_peer()\n\nNeed to call rxrpc_put_local() for peer candidate before kfree() as it\nholds a ref to rxrpc_local.\n\n[DH: v2: Changed to abstract the peer freeing code out into a function]",
      "affected": [
        {
          "vendor": "Linux",
          "product": "Linux",
          "defaultStatus": "unaffected",
          "versions": [
            {
              "version": "e8e51ce79c157188e209e5ea0afaf6b42dd76104",
              "status": "affected",
              "versionType": "git",
              "lessThan": "913c24af2d13a3fd304462916ee98e298d56bdce"
            },
            {
              "version": "9ebeddef58c41bd700419cdcece24cf64ce32276",
              "status": "affected",
              "versionType": "git",
              "lessThan": "3e70e3a72d80b16094faccbe438cd53761c3503a"
            },
            {
              "version": "9ebeddef58c41bd700419cdcece24cf64ce32276",
              "status": "affected",
              "versionType": "git",
              "lessThan": "60f0b9c42cb80833a03ca57c1c8b078d716e71d1"
            },
            {
              "version": "9ebeddef58c41bd700419cdcece24cf64ce32276",
              "status": "affected",
              "versionType": "git",
              "lessThan": "9469273e616ca8f1b6e3773c5019f21b4c8d828c"
            },
            {
              "version": "9ebeddef58c41bd700419cdcece24cf64ce32276",
              "status": "affected",
              "versionType": "git",
              "lessThan": "beacff50edbd6c9659a6f15fc7f6126909fade29"
            },
            {
              "version": "9b7fc03b4cdbfb668b6891967105258691c6d3b5",
              "status": "affected",
              "versionType": "git"
            },
            {
              "version": "4.19.82",
              "status": "affected",
              "versionType": "semver",
              "lessThan": "4.19.220"
            },
            {
              "version": "5.3.9",
              "status": "affected",
              "versionType": "semver",
              "lessThan": "5.4"
            }
          ]
        },
        {
          "vendor": "Linux",
          "product": "Linux",
          "defaultStatus": "affected",
          "versions": [
            {
              "version": "5.4",
              "status": "affected"
            },
            {
              "version": "0",
              "status": "unaffected",
              "versionType": "semver",
              "lessThan": "5.4"
            },
            {
              "version": "4.19.220",
              "status": "unaffected",
              "versionType": "semver",
              "lessThanOrEqual": "4.19.*"
            },
            {
              "version": "5.4.164",
              "status": "unaffected",
              "versionType": "semver",
              "lessThanOrEqual": "5.4.*"
            },
            {
              "version": "5.10.84",
              "status": "unaffected",
              "versionType": "semver",
              "lessThanOrEqual": "5.10.*"
            },
            {
              "version": "5.15.7",
              "status": "unaffected",
              "versionType": "semver",
              "lessThanOrEqual": "5.15.*"
            },
            {
              "version": "5.16",
              "status": "unaffected",
              "versionType": "original_commit_for_fix",
              "lessThanOrEqual": "*"
            }
          ]
        }
      ]
    }
  }
}