{
  "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-2026-63931",
    "sourceURL": "https://www.cve.org/CVERecord?id=CVE-2026-63931",
    "idYear": 2026,
    "status": "PUBLISHED",
    "publishedAt": "2026-07-19T14:55:30.718Z",
    "updatedAt": "2026-07-19T14:55:30.718Z",
    "importedAt": "2026-10-24T01:58:25.636Z",
    "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": "iio: chemical: scd30: fix division by zero in write_raw",
      "summary": "In the Linux kernel, the following vulnerability has been resolved:\n\niio: chemical: scd30: fix division by zero in write_raw\n\nAdd a zero check for val2 before using it as a divisor when setting the\nsampling frequency. A user writing a zero fractional part to the\nsampling_frequency sysfs attribute triggers a division by zero in the\nkernel.",
      "affected": [
        {
          "vendor": "Linux",
          "product": "Linux",
          "defaultStatus": "unaffected",
          "versions": [
            {
              "version": "64b3d8b1b0f5c16c19045785e4da8391ae35ec99",
              "status": "affected",
              "versionType": "git",
              "lessThan": "4748bce423a363bb8a85a624faeb8f54fe331611"
            },
            {
              "version": "64b3d8b1b0f5c16c19045785e4da8391ae35ec99",
              "status": "affected",
              "versionType": "git",
              "lessThan": "6308b812acdcac38cbfe1af0b1524c3375f408a5"
            },
            {
              "version": "64b3d8b1b0f5c16c19045785e4da8391ae35ec99",
              "status": "affected",
              "versionType": "git",
              "lessThan": "c7a740bf75554b051fabb17596ca6e483d6e6d90"
            },
            {
              "version": "64b3d8b1b0f5c16c19045785e4da8391ae35ec99",
              "status": "affected",
              "versionType": "git",
              "lessThan": "e85bc501947f5ae16dd9adc01162b76d55ab7962"
            },
            {
              "version": "64b3d8b1b0f5c16c19045785e4da8391ae35ec99",
              "status": "affected",
              "versionType": "git",
              "lessThan": "d98c2e69aab905d1b19a69ffe584efa46a9efd42"
            },
            {
              "version": "64b3d8b1b0f5c16c19045785e4da8391ae35ec99",
              "status": "affected",
              "versionType": "git",
              "lessThan": "5e4d34092a5ebfbc3a45a180c76ecb1cdbbedd53"
            },
            {
              "version": "64b3d8b1b0f5c16c19045785e4da8391ae35ec99",
              "status": "affected",
              "versionType": "git",
              "lessThan": "2c50c017df97bfb425038efdfb8514c7bcd08564"
            },
            {
              "version": "64b3d8b1b0f5c16c19045785e4da8391ae35ec99",
              "status": "affected",
              "versionType": "git",
              "lessThan": "5aba4f94b225617a55fed442a70329b2ee19c0a5"
            }
          ]
        },
        {
          "vendor": "Linux",
          "product": "Linux",
          "defaultStatus": "affected",
          "versions": [
            {
              "version": "5.9",
              "status": "affected"
            },
            {
              "version": "0",
              "status": "unaffected",
              "versionType": "semver",
              "lessThan": "5.9"
            },
            {
              "version": "5.10.259",
              "status": "unaffected",
              "versionType": "semver",
              "lessThanOrEqual": "5.10.*"
            },
            {
              "version": "5.15.210",
              "status": "unaffected",
              "versionType": "semver",
              "lessThanOrEqual": "5.15.*"
            },
            {
              "version": "6.1.176",
              "status": "unaffected",
              "versionType": "semver",
              "lessThanOrEqual": "6.1.*"
            },
            {
              "version": "6.6.143",
              "status": "unaffected",
              "versionType": "semver",
              "lessThanOrEqual": "6.6.*"
            },
            {
              "version": "6.12.93",
              "status": "unaffected",
              "versionType": "semver",
              "lessThanOrEqual": "6.12.*"
            },
            {
              "version": "6.18.35",
              "status": "unaffected",
              "versionType": "semver",
              "lessThanOrEqual": "6.18.*"
            },
            {
              "version": "7.0.12",
              "status": "unaffected",
              "versionType": "semver",
              "lessThanOrEqual": "7.0.*"
            },
            {
              "version": "7.1",
              "status": "unaffected",
              "versionType": "original_commit_for_fix",
              "lessThanOrEqual": "*"
            }
          ]
        }
      ]
    }
  }
}