{
  "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-2026-72238",
    "sourceURL": "https://www.cve.org/CVERecord?id=CVE-2026-72238",
    "idYear": 2026,
    "status": "PUBLISHED",
    "publishedAt": "2026-08-15T05:54:27.424Z",
    "updatedAt": "2026-08-17T05:10:56.018Z",
    "importedAt": "2026-10-24T01:58:25.636Z",
    "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": "x86/boot: Validate console=uart8250 baud rate to fix early boot hang",
      "summary": "In the Linux kernel, the following vulnerability has been resolved:\n\nx86/boot: Validate console=uart8250 baud rate to fix early boot hang\n\nWhen the baud rate is empty, 0, invalid, or overflows to 0 when stored\nas an int, the system will hang during early boot because of a division\nby zero in early_serial_init().\n\nFall back to DEFAULT_BAUD when the resulting baud rate is 0 to prevent\nan early system hang.",
      "affected": [
        {
          "vendor": "Linux",
          "product": "Linux",
          "defaultStatus": "unaffected",
          "versions": [
            {
              "version": "ce0aa5dd20e44372f9617dd67c984f41fcdbed88",
              "status": "affected",
              "versionType": "git",
              "lessThan": "c1a276a731d02cbb728d0530f327a68728f2d8b0"
            },
            {
              "version": "ce0aa5dd20e44372f9617dd67c984f41fcdbed88",
              "status": "affected",
              "versionType": "git",
              "lessThan": "24fbed0a2a45f5f379ef2b53bd2abe58be1142ad"
            },
            {
              "version": "ce0aa5dd20e44372f9617dd67c984f41fcdbed88",
              "status": "affected",
              "versionType": "git",
              "lessThan": "efa96a22613b86e05cd81229ce0be411c1a4a79a"
            },
            {
              "version": "ce0aa5dd20e44372f9617dd67c984f41fcdbed88",
              "status": "affected",
              "versionType": "git",
              "lessThan": "9a77a7639dfdc3eca417cd37620ce64da79c80c4"
            },
            {
              "version": "ce0aa5dd20e44372f9617dd67c984f41fcdbed88",
              "status": "affected",
              "versionType": "git",
              "lessThan": "b4d05032e9af7137eab8f3af2855073f896ca843"
            },
            {
              "version": "ce0aa5dd20e44372f9617dd67c984f41fcdbed88",
              "status": "affected",
              "versionType": "git",
              "lessThan": "f7c67c97b37c11f2a95c204092fb8159f2779e8f"
            },
            {
              "version": "ce0aa5dd20e44372f9617dd67c984f41fcdbed88",
              "status": "affected",
              "versionType": "git",
              "lessThan": "4dad7e870c7e5178f71b5e1e4f67934b9e8cc207"
            },
            {
              "version": "ce0aa5dd20e44372f9617dd67c984f41fcdbed88",
              "status": "affected",
              "versionType": "git",
              "lessThan": "ffa0aa5b625fe0bed7463ac613f8b06676ff4542"
            }
          ]
        },
        {
          "vendor": "Linux",
          "product": "Linux",
          "defaultStatus": "affected",
          "versions": [
            {
              "version": "2.6.36",
              "status": "affected"
            },
            {
              "version": "0",
              "status": "unaffected",
              "versionType": "semver",
              "lessThan": "2.6.36"
            },
            {
              "version": "5.10.261",
              "status": "unaffected",
              "versionType": "semver",
              "lessThanOrEqual": "5.10.*"
            },
            {
              "version": "5.15.212",
              "status": "unaffected",
              "versionType": "semver",
              "lessThanOrEqual": "5.15.*"
            },
            {
              "version": "6.1.178",
              "status": "unaffected",
              "versionType": "semver",
              "lessThanOrEqual": "6.1.*"
            },
            {
              "version": "6.6.145",
              "status": "unaffected",
              "versionType": "semver",
              "lessThanOrEqual": "6.6.*"
            },
            {
              "version": "6.12.97",
              "status": "unaffected",
              "versionType": "semver",
              "lessThanOrEqual": "6.12.*"
            },
            {
              "version": "6.18.40",
              "status": "unaffected",
              "versionType": "semver",
              "lessThanOrEqual": "6.18.*"
            },
            {
              "version": "7.1.5",
              "status": "unaffected",
              "versionType": "semver",
              "lessThanOrEqual": "7.1.*"
            },
            {
              "version": "7.2",
              "status": "unaffected",
              "versionType": "original_commit_for_fix",
              "lessThanOrEqual": "*"
            }
          ]
        }
      ]
    }
  }
}