{
  "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-2022-48879",
    "sourceURL": "https://www.cve.org/CVERecord?id=CVE-2022-48879",
    "idYear": 2022,
    "status": "PUBLISHED",
    "publishedAt": "2024-08-21T06:10:10.454Z",
    "updatedAt": "2026-05-23T15:21:00.826Z",
    "importedAt": "2026-10-24T01:56:45.230Z",
    "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": "efi: fix NULL-deref in init error path",
      "summary": "In the Linux kernel, the following vulnerability has been resolved:\n\nefi: fix NULL-deref in init error path\n\nIn cases where runtime services are not supported or have been disabled,\nthe runtime services workqueue will never have been allocated.\n\nDo not try to destroy the workqueue unconditionally in the unlikely\nevent that EFI initialisation fails to avoid dereferencing a NULL\npointer.",
      "affected": [
        {
          "vendor": "Linux",
          "product": "Linux",
          "defaultStatus": "unaffected",
          "versions": [
            {
              "version": "2ff3c97b47521d6700cc6485c7935908dcd2c27c",
              "status": "affected",
              "versionType": "git",
              "lessThan": "585a0b2b3ae7903c6abee3087d09c69e955a7794"
            },
            {
              "version": "5167f194da6947e19a3e970485ee3ccb44f7958d",
              "status": "affected",
              "versionType": "git",
              "lessThan": "5fcf75a8a4c3e7ee9122d143684083c9faf20452"
            },
            {
              "version": "98086df8b70c06234a8f4290c46064e44dafa0ed",
              "status": "affected",
              "versionType": "git",
              "lessThan": "4ca71bc0e1995d15486cd7b60845602a28399cb5"
            },
            {
              "version": "98086df8b70c06234a8f4290c46064e44dafa0ed",
              "status": "affected",
              "versionType": "git",
              "lessThan": "e2ea55564229e4bea1474af15b111b3a3043b76f"
            },
            {
              "version": "98086df8b70c06234a8f4290c46064e44dafa0ed",
              "status": "affected",
              "versionType": "git",
              "lessThan": "adc96d30f6503d30dc68670c013716f1d9fcc747"
            },
            {
              "version": "98086df8b70c06234a8f4290c46064e44dafa0ed",
              "status": "affected",
              "versionType": "git",
              "lessThan": "703c13fe3c9af557d312f5895ed6a5fda2711104"
            },
            {
              "version": "f591a42b8f9a9d20e01d0462f4f55d2176ac52ec",
              "status": "affected",
              "versionType": "git"
            },
            {
              "version": "e6584124b9823151ef586d10dedf565ade50cea6",
              "status": "affected",
              "versionType": "git"
            },
            {
              "version": "4.19.142",
              "status": "affected",
              "versionType": "semver",
              "lessThan": "4.19.270"
            },
            {
              "version": "5.4.61",
              "status": "affected",
              "versionType": "semver",
              "lessThan": "5.4.229"
            },
            {
              "version": "5.7.18",
              "status": "affected",
              "versionType": "semver",
              "lessThan": "5.8"
            },
            {
              "version": "5.8.4",
              "status": "affected",
              "versionType": "semver",
              "lessThan": "5.9"
            }
          ]
        },
        {
          "vendor": "Linux",
          "product": "Linux",
          "defaultStatus": "affected",
          "versions": [
            {
              "version": "5.9",
              "status": "affected"
            },
            {
              "version": "0",
              "status": "unaffected",
              "versionType": "semver",
              "lessThan": "5.9"
            },
            {
              "version": "4.19.270",
              "status": "unaffected",
              "versionType": "semver",
              "lessThanOrEqual": "4.19.*"
            },
            {
              "version": "5.4.229",
              "status": "unaffected",
              "versionType": "semver",
              "lessThanOrEqual": "5.4.*"
            },
            {
              "version": "5.10.164",
              "status": "unaffected",
              "versionType": "semver",
              "lessThanOrEqual": "5.10.*"
            },
            {
              "version": "5.15.89",
              "status": "unaffected",
              "versionType": "semver",
              "lessThanOrEqual": "5.15.*"
            },
            {
              "version": "6.1.7",
              "status": "unaffected",
              "versionType": "semver",
              "lessThanOrEqual": "6.1.*"
            },
            {
              "version": "6.2",
              "status": "unaffected",
              "versionType": "original_commit_for_fix",
              "lessThanOrEqual": "*"
            }
          ]
        }
      ]
    }
  }
}