{
  "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-2023-53191",
    "sourceURL": "https://www.cve.org/CVERecord?id=CVE-2023-53191",
    "idYear": 2023,
    "status": "PUBLISHED",
    "publishedAt": "2025-09-15T14:06:33.648Z",
    "updatedAt": "2026-05-11T19:40:00.903Z",
    "importedAt": "2026-10-24T01:57:03.413Z",
    "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": "irqchip/alpine-msi: Fix refcount leak in alpine_msix_init_domains",
      "summary": "In the Linux kernel, the following vulnerability has been resolved:\n\nirqchip/alpine-msi: Fix refcount leak in alpine_msix_init_domains\n\nof_irq_find_parent() returns a node pointer with refcount incremented,\nWe should use of_node_put() on it when not needed anymore.\nAdd missing of_node_put() to avoid refcount leak.",
      "affected": [
        {
          "vendor": "Linux",
          "product": "Linux",
          "defaultStatus": "unaffected",
          "versions": [
            {
              "version": "e6b78f2c3e14a9e3a909be3e6ec305d9f1cbabbd",
              "status": "affected",
              "versionType": "git",
              "lessThan": "eef04516f0c317ce80502c1d6b0d06235a87cd8f"
            },
            {
              "version": "e6b78f2c3e14a9e3a909be3e6ec305d9f1cbabbd",
              "status": "affected",
              "versionType": "git",
              "lessThan": "eef09f786df4b34b97557929287c4e5a83bbf09b"
            },
            {
              "version": "e6b78f2c3e14a9e3a909be3e6ec305d9f1cbabbd",
              "status": "affected",
              "versionType": "git",
              "lessThan": "9e79ac4f70fd51243e1c6108d4b0baf16cfde99c"
            },
            {
              "version": "e6b78f2c3e14a9e3a909be3e6ec305d9f1cbabbd",
              "status": "affected",
              "versionType": "git",
              "lessThan": "c9aaf4efe1f02b2fef21a69fb3652f5ad12a5710"
            },
            {
              "version": "e6b78f2c3e14a9e3a909be3e6ec305d9f1cbabbd",
              "status": "affected",
              "versionType": "git",
              "lessThan": "d6c66c46889752fa4962c6388516f7ab66a8d6a1"
            },
            {
              "version": "e6b78f2c3e14a9e3a909be3e6ec305d9f1cbabbd",
              "status": "affected",
              "versionType": "git",
              "lessThan": "65e30bd1310d90b794c377bf405394157854aa30"
            },
            {
              "version": "e6b78f2c3e14a9e3a909be3e6ec305d9f1cbabbd",
              "status": "affected",
              "versionType": "git",
              "lessThan": "5fbf2cc39b62a4afe44f3d42ee3dcf8f012c1926"
            },
            {
              "version": "e6b78f2c3e14a9e3a909be3e6ec305d9f1cbabbd",
              "status": "affected",
              "versionType": "git",
              "lessThan": "071d068b89e95d1b078aa6bbcb9d0961b77d6aa1"
            }
          ]
        },
        {
          "vendor": "Linux",
          "product": "Linux",
          "defaultStatus": "affected",
          "versions": [
            {
              "version": "4.6",
              "status": "affected"
            },
            {
              "version": "0",
              "status": "unaffected",
              "versionType": "semver",
              "lessThan": "4.6"
            },
            {
              "version": "4.14.308",
              "status": "unaffected",
              "versionType": "semver",
              "lessThanOrEqual": "4.14.*"
            },
            {
              "version": "4.19.276",
              "status": "unaffected",
              "versionType": "semver",
              "lessThanOrEqual": "4.19.*"
            },
            {
              "version": "5.4.235",
              "status": "unaffected",
              "versionType": "semver",
              "lessThanOrEqual": "5.4.*"
            },
            {
              "version": "5.10.173",
              "status": "unaffected",
              "versionType": "semver",
              "lessThanOrEqual": "5.10.*"
            },
            {
              "version": "5.15.99",
              "status": "unaffected",
              "versionType": "semver",
              "lessThanOrEqual": "5.15.*"
            },
            {
              "version": "6.1.16",
              "status": "unaffected",
              "versionType": "semver",
              "lessThanOrEqual": "6.1.*"
            },
            {
              "version": "6.2.3",
              "status": "unaffected",
              "versionType": "semver",
              "lessThanOrEqual": "6.2.*"
            },
            {
              "version": "6.3",
              "status": "unaffected",
              "versionType": "original_commit_for_fix",
              "lessThanOrEqual": "*"
            }
          ]
        }
      ]
    }
  }
}