{
  "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-2026-31544",
    "sourceURL": "https://www.cve.org/CVERecord?id=CVE-2026-31544",
    "idYear": 2026,
    "status": "PUBLISHED",
    "publishedAt": "2026-04-24T14:33:13.173Z",
    "updatedAt": "2026-05-11T22:10:49.780Z",
    "importedAt": "2026-10-24T01:58:02.025Z",
    "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": "firmware: arm_scmi: Fix NULL dereference on notify error path",
      "summary": "In the Linux kernel, the following vulnerability has been resolved:\n\nfirmware: arm_scmi: Fix NULL dereference on notify error path\n\nSince commit b5daf93b809d1 (\"firmware: arm_scmi: Avoid notifier\nregistration for unsupported events\") the call chains leading to the helper\n__scmi_event_handler_get_ops expect an ERR_PTR to be returned on failure to\nget an handler for the requested event key, while the current helper can\nstill return a NULL when no handler could be found or created.\n\nFix by forcing an ERR_PTR return value when the handler reference is NULL.",
      "affected": [
        {
          "vendor": "Linux",
          "product": "Linux",
          "defaultStatus": "unaffected",
          "versions": [
            {
              "version": "b5daf93b809d13a194f8a8eeacfab1cfa241bbc3",
              "status": "affected",
              "versionType": "git",
              "lessThan": "70d9bd9a2e683afe6200b0c20af22f06f1a199a4"
            },
            {
              "version": "b5daf93b809d13a194f8a8eeacfab1cfa241bbc3",
              "status": "affected",
              "versionType": "git",
              "lessThan": "8414d2800c34528467df23ce6192c254a73e4459"
            },
            {
              "version": "b5daf93b809d13a194f8a8eeacfab1cfa241bbc3",
              "status": "affected",
              "versionType": "git",
              "lessThan": "555317d6100164748f7d09f80142739bd29f0cda"
            }
          ]
        },
        {
          "vendor": "Linux",
          "product": "Linux",
          "defaultStatus": "affected",
          "versions": [
            {
              "version": "6.17",
              "status": "affected"
            },
            {
              "version": "0",
              "status": "unaffected",
              "versionType": "semver",
              "lessThan": "6.17"
            },
            {
              "version": "6.18.20",
              "status": "unaffected",
              "versionType": "semver",
              "lessThanOrEqual": "6.18.*"
            },
            {
              "version": "6.19.10",
              "status": "unaffected",
              "versionType": "semver",
              "lessThanOrEqual": "6.19.*"
            },
            {
              "version": "7.0",
              "status": "unaffected",
              "versionType": "original_commit_for_fix",
              "lessThanOrEqual": "*"
            }
          ]
        }
      ]
    }
  }
}