{
  "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-2022-50433",
    "sourceURL": "https://www.cve.org/CVERecord?id=CVE-2022-50433",
    "idYear": 2022,
    "status": "PUBLISHED",
    "publishedAt": "2025-10-01T11:42:11.444Z",
    "updatedAt": "2026-05-11T19:19:24.079Z",
    "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": "efi: ssdt: Don't free memory if ACPI table was loaded successfully",
      "summary": "In the Linux kernel, the following vulnerability has been resolved:\n\nefi: ssdt: Don't free memory if ACPI table was loaded successfully\n\nAmadeusz reports KASAN use-after-free errors introduced by commit\n3881ee0b1edc (\"efi: avoid efivars layer when loading SSDTs from\nvariables\"). The problem appears to be that the memory that holds the\nnew ACPI table is now freed unconditionally, instead of only when the\nACPI core reported a failure to load the table.\n\nSo let's fix this, by omitting the kfree() on success.",
      "affected": [
        {
          "vendor": "Linux",
          "product": "Linux",
          "defaultStatus": "unaffected",
          "versions": [
            {
              "version": "3881ee0b1edce0ece72d24b7c74f46b73bd6dcba",
              "status": "affected",
              "versionType": "git",
              "lessThan": "11497fd69cd2282538ec6eb4cda1d16fc061233d"
            },
            {
              "version": "3881ee0b1edce0ece72d24b7c74f46b73bd6dcba",
              "status": "affected",
              "versionType": "git",
              "lessThan": "4b017e59f01097f19b938f6dc4dc2c4720701610"
            }
          ]
        },
        {
          "vendor": "Linux",
          "product": "Linux",
          "defaultStatus": "affected",
          "versions": [
            {
              "version": "6.0",
              "status": "affected"
            },
            {
              "version": "0",
              "status": "unaffected",
              "versionType": "semver",
              "lessThan": "6.0"
            },
            {
              "version": "6.0.4",
              "status": "unaffected",
              "versionType": "semver",
              "lessThanOrEqual": "6.0.*"
            },
            {
              "version": "6.1",
              "status": "unaffected",
              "versionType": "original_commit_for_fix",
              "lessThanOrEqual": "*"
            }
          ]
        }
      ]
    }
  }
}