{
  "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-2024-40994",
    "sourceURL": "https://www.cve.org/CVERecord?id=CVE-2024-40994",
    "idYear": 2024,
    "status": "PUBLISHED",
    "publishedAt": "2024-07-12T12:37:37.124Z",
    "updatedAt": "2026-05-11T20:23:56.957Z",
    "importedAt": "2026-10-24T01:57:16.009Z",
    "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": "ptp: fix integer overflow in max_vclocks_store",
      "summary": "In the Linux kernel, the following vulnerability has been resolved:\n\nptp: fix integer overflow in max_vclocks_store\n\nOn 32bit systems, the \"4 * max\" multiply can overflow.  Use kcalloc()\nto do the allocation to prevent this.",
      "affected": [
        {
          "vendor": "Linux",
          "product": "Linux",
          "defaultStatus": "unaffected",
          "versions": [
            {
              "version": "44c494c8e30e35713c7d11ca3c5ab332cbfabacf",
              "status": "affected",
              "versionType": "git",
              "lessThan": "4b03da87d0b7074c93d9662c6e1a8939f9b8b86e"
            },
            {
              "version": "44c494c8e30e35713c7d11ca3c5ab332cbfabacf",
              "status": "affected",
              "versionType": "git",
              "lessThan": "d50d62d5e6ee6aa03c00bddb91745d0b632d3b0f"
            },
            {
              "version": "44c494c8e30e35713c7d11ca3c5ab332cbfabacf",
              "status": "affected",
              "versionType": "git",
              "lessThan": "666e934d749e50a37f3796caaf843a605f115b6f"
            },
            {
              "version": "44c494c8e30e35713c7d11ca3c5ab332cbfabacf",
              "status": "affected",
              "versionType": "git",
              "lessThan": "e1fccfb4638ee6188377867f6015d0ce35764a8e"
            },
            {
              "version": "44c494c8e30e35713c7d11ca3c5ab332cbfabacf",
              "status": "affected",
              "versionType": "git",
              "lessThan": "81d23d2a24012e448f651e007fac2cfd20a45ce0"
            }
          ]
        },
        {
          "vendor": "Linux",
          "product": "Linux",
          "defaultStatus": "affected",
          "versions": [
            {
              "version": "5.14",
              "status": "affected"
            },
            {
              "version": "0",
              "status": "unaffected",
              "versionType": "semver",
              "lessThan": "5.14"
            },
            {
              "version": "5.15.162",
              "status": "unaffected",
              "versionType": "semver",
              "lessThanOrEqual": "5.15.*"
            },
            {
              "version": "6.1.96",
              "status": "unaffected",
              "versionType": "semver",
              "lessThanOrEqual": "6.1.*"
            },
            {
              "version": "6.6.36",
              "status": "unaffected",
              "versionType": "semver",
              "lessThanOrEqual": "6.6.*"
            },
            {
              "version": "6.9.7",
              "status": "unaffected",
              "versionType": "semver",
              "lessThanOrEqual": "6.9.*"
            },
            {
              "version": "6.10",
              "status": "unaffected",
              "versionType": "original_commit_for_fix",
              "lessThanOrEqual": "*"
            }
          ]
        }
      ]
    }
  }
}