{
  "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-2025-40077",
    "sourceURL": "https://www.cve.org/CVERecord?id=CVE-2025-40077",
    "idYear": 2025,
    "status": "PUBLISHED",
    "publishedAt": "2025-10-28T11:48:42.976Z",
    "updatedAt": "2026-05-11T21:42:03.713Z",
    "importedAt": "2026-10-24T01:57:34.152Z",
    "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": "f2fs: fix to avoid overflow while left shift operation",
      "summary": "In the Linux kernel, the following vulnerability has been resolved:\n\nf2fs: fix to avoid overflow while left shift operation\n\nShould cast type of folio->index from pgoff_t to loff_t to avoid overflow\nwhile left shift operation.",
      "affected": [
        {
          "vendor": "Linux",
          "product": "Linux",
          "defaultStatus": "unaffected",
          "versions": [
            {
              "version": "3265d3db1f16395cfc6b8ea9b31b4001d98d05ef",
              "status": "affected",
              "versionType": "git",
              "lessThan": "ef49378864bb1ed14cd48c8e687729e12714d849"
            },
            {
              "version": "3265d3db1f16395cfc6b8ea9b31b4001d98d05ef",
              "status": "affected",
              "versionType": "git",
              "lessThan": "0e75a098b0a37f02ca31fe99ac16004c8163cf67"
            },
            {
              "version": "3265d3db1f16395cfc6b8ea9b31b4001d98d05ef",
              "status": "affected",
              "versionType": "git",
              "lessThan": "57d3381dfb97ff73ddd18601017fec21cca80985"
            },
            {
              "version": "3265d3db1f16395cfc6b8ea9b31b4001d98d05ef",
              "status": "affected",
              "versionType": "git",
              "lessThan": "0fe1c6bec54ea68ed8c987b3890f2296364e77bb"
            }
          ]
        },
        {
          "vendor": "Linux",
          "product": "Linux",
          "defaultStatus": "affected",
          "versions": [
            {
              "version": "5.8",
              "status": "affected"
            },
            {
              "version": "0",
              "status": "unaffected",
              "versionType": "semver",
              "lessThan": "5.8"
            },
            {
              "version": "6.6.117",
              "status": "unaffected",
              "versionType": "semver",
              "lessThanOrEqual": "6.6.*"
            },
            {
              "version": "6.12.59",
              "status": "unaffected",
              "versionType": "semver",
              "lessThanOrEqual": "6.12.*"
            },
            {
              "version": "6.17.3",
              "status": "unaffected",
              "versionType": "semver",
              "lessThanOrEqual": "6.17.*"
            },
            {
              "version": "6.18",
              "status": "unaffected",
              "versionType": "original_commit_for_fix",
              "lessThanOrEqual": "*"
            }
          ]
        }
      ]
    }
  }
}