{
  "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-2026-97548",
    "sourceURL": "https://www.cve.org/CVERecord?id=CVE-2026-97548",
    "idYear": 2026,
    "status": "PUBLISHED",
    "publishedAt": "2026-09-25T10:21:42.239Z",
    "updatedAt": "2026-10-19T09:09:11.344Z",
    "importedAt": "2026-10-24T01:58:41.756Z",
    "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": "xfs: fix the rtrmap and rtrefcount _maxlevels_ondisk functions",
      "summary": "In the Linux kernel, the following vulnerability has been resolved:\n\nxfs: fix the rtrmap and rtrefcount _maxlevels_ondisk functions\n\nThe _maxlevels_ondisk functions are used to compute the size of\nin-memory btree cursors for each btree type.  Unfortunately, LOLLM\nnoticed that the rtrmap and rtrefcount versions of these functions\nforget to account for the inode root, which means that we could access\nbeyond the end of the cursor given a sufficiently large btree.  Fix\nthis.",
      "affected": [
        {
          "vendor": "Linux",
          "product": "Linux",
          "defaultStatus": "unaffected",
          "versions": [
            {
              "version": "9abe03a0e4f978615a2b1b484b8d09ca84c16ea0",
              "status": "affected",
              "versionType": "git",
              "lessThan": "108114437915e61e8f88d1cbcc442c3f886a347e"
            },
            {
              "version": "9abe03a0e4f978615a2b1b484b8d09ca84c16ea0",
              "status": "affected",
              "versionType": "git",
              "lessThan": "84316cb25af95a60e655ccc8fe646bb5ad631b71"
            },
            {
              "version": "9abe03a0e4f978615a2b1b484b8d09ca84c16ea0",
              "status": "affected",
              "versionType": "git",
              "lessThan": "aa301322f72f82f26e4ba0826018d41388ab9896"
            }
          ]
        },
        {
          "vendor": "Linux",
          "product": "Linux",
          "defaultStatus": "affected",
          "versions": [
            {
              "version": "6.14",
              "status": "affected"
            },
            {
              "version": "0",
              "status": "unaffected",
              "versionType": "semver",
              "lessThan": "6.14"
            },
            {
              "version": "6.18.53",
              "status": "unaffected",
              "versionType": "semver",
              "lessThanOrEqual": "6.18.*"
            },
            {
              "version": "7.2.7",
              "status": "unaffected",
              "versionType": "semver",
              "lessThanOrEqual": "7.2.*"
            },
            {
              "version": "7.3",
              "status": "unaffected",
              "versionType": "original_commit_for_fix",
              "lessThanOrEqual": "*"
            }
          ]
        }
      ]
    }
  }
}