{
  "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-2026-43406",
    "sourceURL": "https://www.cve.org/CVERecord?id=CVE-2026-43406",
    "idYear": 2026,
    "status": "PUBLISHED",
    "publishedAt": "2026-05-08T14:21:46.246Z",
    "updatedAt": "2026-10-19T19:16:28.625Z",
    "importedAt": "2026-10-24T01:58:14.884Z",
    "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": "libceph: prevent potential out-of-bounds reads in process_message_header()",
      "summary": "In the Linux kernel, the following vulnerability has been resolved:\n\nlibceph: prevent potential out-of-bounds reads in process_message_header()\n\nIf the message frame is (maliciously) corrupted in a way that the\nlength of the control segment ends up being less than the size of the\nmessage header or a different frame is made to look like a message\nframe, out-of-bounds reads may ensue in process_message_header().\n\nPerform an explicit bounds check before decoding the message header.",
      "affected": [
        {
          "vendor": "Linux",
          "product": "Linux",
          "defaultStatus": "unaffected",
          "versions": [
            {
              "version": "cd1a677cad994021b19665ed476aea63f5d54f31",
              "status": "affected",
              "versionType": "git",
              "lessThan": "76ccf21a12c5f6d6790bc32c7da82446d877b2f4"
            },
            {
              "version": "cd1a677cad994021b19665ed476aea63f5d54f31",
              "status": "affected",
              "versionType": "git",
              "lessThan": "75582aaa580c11aed4c7731cad6b068b700e7efb"
            },
            {
              "version": "cd1a677cad994021b19665ed476aea63f5d54f31",
              "status": "affected",
              "versionType": "git",
              "lessThan": "50156622eb0888e62541d715a98584480a1bc7cb"
            },
            {
              "version": "cd1a677cad994021b19665ed476aea63f5d54f31",
              "status": "affected",
              "versionType": "git",
              "lessThan": "dbd857a9e1e33ea71eaf3e211877027e533770d1"
            },
            {
              "version": "cd1a677cad994021b19665ed476aea63f5d54f31",
              "status": "affected",
              "versionType": "git",
              "lessThan": "69fe5af33fa3806f398d21c081d73c66e5523bc2"
            },
            {
              "version": "cd1a677cad994021b19665ed476aea63f5d54f31",
              "status": "affected",
              "versionType": "git",
              "lessThan": "035867ae6f18df0aeedb2a57a5b74091bd4e3fe8"
            },
            {
              "version": "cd1a677cad994021b19665ed476aea63f5d54f31",
              "status": "affected",
              "versionType": "git",
              "lessThan": "69fb5d91bba44ecf7eb80530b85fa4fb028921d5"
            }
          ]
        },
        {
          "vendor": "Linux",
          "product": "Linux",
          "defaultStatus": "affected",
          "versions": [
            {
              "version": "5.11",
              "status": "affected"
            },
            {
              "version": "0",
              "status": "unaffected",
              "versionType": "semver",
              "lessThan": "5.11"
            },
            {
              "version": "5.15.203",
              "status": "unaffected",
              "versionType": "semver",
              "lessThanOrEqual": "5.15.*"
            },
            {
              "version": "6.1.167",
              "status": "unaffected",
              "versionType": "semver",
              "lessThanOrEqual": "6.1.*"
            },
            {
              "version": "6.6.130",
              "status": "unaffected",
              "versionType": "semver",
              "lessThanOrEqual": "6.6.*"
            },
            {
              "version": "6.12.78",
              "status": "unaffected",
              "versionType": "semver",
              "lessThanOrEqual": "6.12.*"
            },
            {
              "version": "6.18.19",
              "status": "unaffected",
              "versionType": "semver",
              "lessThanOrEqual": "6.18.*"
            },
            {
              "version": "6.19.9",
              "status": "unaffected",
              "versionType": "semver",
              "lessThanOrEqual": "6.19.*"
            },
            {
              "version": "7.0",
              "status": "unaffected",
              "versionType": "original_commit_for_fix",
              "lessThanOrEqual": "*"
            }
          ]
        }
      ]
    }
  }
}