{
  "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-2026-90419",
    "sourceURL": "https://www.cve.org/CVERecord?id=CVE-2026-90419",
    "idYear": 2026,
    "status": "PUBLISHED",
    "publishedAt": "2026-09-17T16:09:43.880Z",
    "updatedAt": "2026-10-19T09:03:23.291Z",
    "importedAt": "2026-10-24T01:58:35.090Z",
    "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": "nilfs2: prevent out-of-bounds read in super root block parsing",
      "summary": "In the Linux kernel, the following vulnerability has been resolved:\n\nnilfs2: prevent out-of-bounds read in super root block parsing\n\nsuper-root inode metadata size is trusted before nilfs_read_inode_common().\n\nReject super-root inode sizes whose computed on-disk footprint exceeds the\nfilesystem block size. This prevents malformed filesystem images from\nmaking nilfs_read_inode_common() read past the end of the super-root block.\n\n[ryusuke: clarify the commit title]",
      "affected": [
        {
          "vendor": "Linux",
          "product": "Linux",
          "defaultStatus": "unaffected",
          "versions": [
            {
              "version": "8a9d2191e9f43bbcd256a9a6871bd73434c83f2f",
              "status": "affected",
              "versionType": "git",
              "lessThan": "16df2520502867a4f34e202b89d01243d59bb8b5"
            },
            {
              "version": "8a9d2191e9f43bbcd256a9a6871bd73434c83f2f",
              "status": "affected",
              "versionType": "git",
              "lessThan": "dcc85fc28f884038735464f6f104dda9c7dbfad6"
            },
            {
              "version": "8a9d2191e9f43bbcd256a9a6871bd73434c83f2f",
              "status": "affected",
              "versionType": "git",
              "lessThan": "5b69ebe20d7f944c1f45177dca0c11474ac277cc"
            },
            {
              "version": "8a9d2191e9f43bbcd256a9a6871bd73434c83f2f",
              "status": "affected",
              "versionType": "git",
              "lessThan": "7029e70cf86d5c54c0a2812479b0bee2cabcbaaa"
            },
            {
              "version": "8a9d2191e9f43bbcd256a9a6871bd73434c83f2f",
              "status": "affected",
              "versionType": "git",
              "lessThan": "71bd64471ff583101b4a33dfc838ce29aef57960"
            },
            {
              "version": "8a9d2191e9f43bbcd256a9a6871bd73434c83f2f",
              "status": "affected",
              "versionType": "git",
              "lessThan": "842397fdfd2e61d6470166c796f3125b6c27a162"
            },
            {
              "version": "8a9d2191e9f43bbcd256a9a6871bd73434c83f2f",
              "status": "affected",
              "versionType": "git",
              "lessThan": "15c8559376416a84c3d8402fd8d0c89bb323d05f"
            },
            {
              "version": "8a9d2191e9f43bbcd256a9a6871bd73434c83f2f",
              "status": "affected",
              "versionType": "git",
              "lessThan": "7cb2f76a6a2ba2130b577cb8ac13e1e46c4fc689"
            }
          ]
        },
        {
          "vendor": "Linux",
          "product": "Linux",
          "defaultStatus": "affected",
          "versions": [
            {
              "version": "2.6.30",
              "status": "affected"
            },
            {
              "version": "0",
              "status": "unaffected",
              "versionType": "semver",
              "lessThan": "2.6.30"
            },
            {
              "version": "5.10.270",
              "status": "unaffected",
              "versionType": "semver",
              "lessThanOrEqual": "5.10.*"
            },
            {
              "version": "5.15.221",
              "status": "unaffected",
              "versionType": "semver",
              "lessThanOrEqual": "5.15.*"
            },
            {
              "version": "6.1.188",
              "status": "unaffected",
              "versionType": "semver",
              "lessThanOrEqual": "6.1.*"
            },
            {
              "version": "6.6.157",
              "status": "unaffected",
              "versionType": "semver",
              "lessThanOrEqual": "6.6.*"
            },
            {
              "version": "6.12.110",
              "status": "unaffected",
              "versionType": "semver",
              "lessThanOrEqual": "6.12.*"
            },
            {
              "version": "6.18.52",
              "status": "unaffected",
              "versionType": "semver",
              "lessThanOrEqual": "6.18.*"
            },
            {
              "version": "7.2.6",
              "status": "unaffected",
              "versionType": "semver",
              "lessThanOrEqual": "7.2.*"
            },
            {
              "version": "7.3",
              "status": "unaffected",
              "versionType": "original_commit_for_fix",
              "lessThanOrEqual": "*"
            }
          ]
        }
      ]
    }
  }
}