{
  "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-2022-49323",
    "sourceURL": "https://www.cve.org/CVERecord?id=CVE-2022-49323",
    "idYear": 2022,
    "status": "PUBLISHED",
    "publishedAt": "2025-02-26T02:10:47.142Z",
    "updatedAt": "2026-05-11T18:57:28.496Z",
    "importedAt": "2026-10-24T01:56:49.724Z",
    "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": "iommu/arm-smmu: fix possible null-ptr-deref in arm_smmu_device_probe()",
      "summary": "In the Linux kernel, the following vulnerability has been resolved:\n\niommu/arm-smmu: fix possible null-ptr-deref in arm_smmu_device_probe()\n\nIt will cause null-ptr-deref when using 'res', if platform_get_resource()\nreturns NULL, so move using 'res' after devm_ioremap_resource() that\nwill check it to avoid null-ptr-deref.\nAnd use devm_platform_get_and_ioremap_resource() to simplify code.",
      "affected": [
        {
          "vendor": "Linux",
          "product": "Linux",
          "defaultStatus": "unaffected",
          "versions": [
            {
              "version": "9648cbc9625b67c91ed1aaf4b8b77f3f0c537496",
              "status": "affected",
              "versionType": "git",
              "lessThan": "3660db29b0305f9a1d95979c7af0f5db6ea99f5d"
            },
            {
              "version": "9648cbc9625b67c91ed1aaf4b8b77f3f0c537496",
              "status": "affected",
              "versionType": "git",
              "lessThan": "98dd53a92825747395649f54d23512a13c3ed471"
            },
            {
              "version": "9648cbc9625b67c91ed1aaf4b8b77f3f0c537496",
              "status": "affected",
              "versionType": "git",
              "lessThan": "80776a71340f57d6a4952635fc89f0342072f3ca"
            },
            {
              "version": "9648cbc9625b67c91ed1aaf4b8b77f3f0c537496",
              "status": "affected",
              "versionType": "git",
              "lessThan": "449fc4561762ad9ad85362d5f01f0d0df397457a"
            },
            {
              "version": "9648cbc9625b67c91ed1aaf4b8b77f3f0c537496",
              "status": "affected",
              "versionType": "git",
              "lessThan": "d9ed8af1dee37f181096631fb03729ece98ba816"
            }
          ]
        },
        {
          "vendor": "Linux",
          "product": "Linux",
          "defaultStatus": "affected",
          "versions": [
            {
              "version": "4.11",
              "status": "affected"
            },
            {
              "version": "0",
              "status": "unaffected",
              "versionType": "semver",
              "lessThan": "4.11"
            },
            {
              "version": "5.10.122",
              "status": "unaffected",
              "versionType": "semver",
              "lessThanOrEqual": "5.10.*"
            },
            {
              "version": "5.15.47",
              "status": "unaffected",
              "versionType": "semver",
              "lessThanOrEqual": "5.15.*"
            },
            {
              "version": "5.17.15",
              "status": "unaffected",
              "versionType": "semver",
              "lessThanOrEqual": "5.17.*"
            },
            {
              "version": "5.18.4",
              "status": "unaffected",
              "versionType": "semver",
              "lessThanOrEqual": "5.18.*"
            },
            {
              "version": "5.19",
              "status": "unaffected",
              "versionType": "original_commit_for_fix",
              "lessThanOrEqual": "*"
            }
          ]
        }
      ]
    }
  }
}