{
  "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-2024-49872",
    "sourceURL": "https://www.cve.org/CVERecord?id=CVE-2024-49872",
    "idYear": 2024,
    "status": "PUBLISHED",
    "publishedAt": "2024-10-21T18:01:13.369Z",
    "updatedAt": "2026-05-11T20:40:52.236Z",
    "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": "mm/gup: fix memfd_pin_folios alloc race panic",
      "summary": "In the Linux kernel, the following vulnerability has been resolved:\n\nmm/gup: fix memfd_pin_folios alloc race panic\n\nIf memfd_pin_folios tries to create a hugetlb page, but someone else\nalready did, then folio gets the value -EEXIST here:\n\n        folio = memfd_alloc_folio(memfd, start_idx);\n        if (IS_ERR(folio)) {\n                ret = PTR_ERR(folio);\n                if (ret != -EEXIST)\n                        goto err;\n\nthen on the next trip through the \"while start_idx\" loop we panic here:\n\n        if (folio) {\n                folio_put(folio);\n\nTo fix, set the folio to NULL on error.",
      "affected": [
        {
          "vendor": "Linux",
          "product": "Linux",
          "defaultStatus": "unaffected",
          "versions": [
            {
              "version": "89c1905d9c140372b7f50ef48f42378cf85d9bc5",
              "status": "affected",
              "versionType": "git",
              "lessThan": "e28f39b359c0cfdcc011603e51187085a5f1e5e3"
            },
            {
              "version": "89c1905d9c140372b7f50ef48f42378cf85d9bc5",
              "status": "affected",
              "versionType": "git",
              "lessThan": "ce645b9fdc78ec5d28067286e92871ddae6817d5"
            }
          ]
        },
        {
          "vendor": "Linux",
          "product": "Linux",
          "defaultStatus": "affected",
          "versions": [
            {
              "version": "6.11",
              "status": "affected"
            },
            {
              "version": "0",
              "status": "unaffected",
              "versionType": "semver",
              "lessThan": "6.11"
            },
            {
              "version": "6.11.3",
              "status": "unaffected",
              "versionType": "semver",
              "lessThanOrEqual": "6.11.*"
            },
            {
              "version": "6.12",
              "status": "unaffected",
              "versionType": "original_commit_for_fix",
              "lessThanOrEqual": "*"
            }
          ]
        }
      ]
    }
  }
}