{
  "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-2025-40093",
    "sourceURL": "https://www.cve.org/CVERecord?id=CVE-2025-40093",
    "idYear": 2025,
    "status": "PUBLISHED",
    "publishedAt": "2025-10-30T09:48:00.807Z",
    "updatedAt": "2026-08-05T12:07:44.429Z",
    "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": "usb: gadget: f_ecm: Refactor bind path to use __free()",
      "summary": "In the Linux kernel, the following vulnerability has been resolved:\n\nusb: gadget: f_ecm: Refactor bind path to use __free()\n\nAfter an bind/unbind cycle, the ecm->notify_req is left stale. If a\nsubsequent bind fails, the unified error label attempts to free this\nstale request, leading to a NULL pointer dereference when accessing\nep->ops->free_request.\n\nRefactor the error handling in the bind path to use the __free()\nautomatic cleanup mechanism.",
      "affected": [
        {
          "vendor": "Linux",
          "product": "Linux",
          "defaultStatus": "unaffected",
          "versions": [
            {
              "version": "da741b8c56d612b5dd26ffa31341911a5fea23ee",
              "status": "affected",
              "versionType": "git",
              "lessThan": "d3745aaef19198d0c81637a7dd50ef53c4f879b7"
            },
            {
              "version": "da741b8c56d612b5dd26ffa31341911a5fea23ee",
              "status": "affected",
              "versionType": "git",
              "lessThan": "070f341d86cf2c098d63e484a86c7c1d2696a868"
            },
            {
              "version": "da741b8c56d612b5dd26ffa31341911a5fea23ee",
              "status": "affected",
              "versionType": "git",
              "lessThan": "15b9faf53ba8719700596e7ef78879ce200e8c2e"
            },
            {
              "version": "da741b8c56d612b5dd26ffa31341911a5fea23ee",
              "status": "affected",
              "versionType": "git",
              "lessThan": "4630c68bade82f087eaaab22e9a361da2f18d139"
            },
            {
              "version": "da741b8c56d612b5dd26ffa31341911a5fea23ee",
              "status": "affected",
              "versionType": "git",
              "lessThan": "42988380ac67c76bb9dff8f77d7ef3eefd50b7b5"
            }
          ]
        },
        {
          "vendor": "Linux",
          "product": "Linux",
          "defaultStatus": "affected",
          "versions": [
            {
              "version": "2.6.27",
              "status": "affected"
            },
            {
              "version": "0",
              "status": "unaffected",
              "versionType": "semver",
              "lessThan": "2.6.27"
            },
            {
              "version": "6.1.158",
              "status": "unaffected",
              "versionType": "semver",
              "lessThanOrEqual": "6.1.*"
            },
            {
              "version": "6.6.114",
              "status": "unaffected",
              "versionType": "semver",
              "lessThanOrEqual": "6.6.*"
            },
            {
              "version": "6.12.55",
              "status": "unaffected",
              "versionType": "semver",
              "lessThanOrEqual": "6.12.*"
            },
            {
              "version": "6.17.5",
              "status": "unaffected",
              "versionType": "semver",
              "lessThanOrEqual": "6.17.*"
            },
            {
              "version": "6.18",
              "status": "unaffected",
              "versionType": "original_commit_for_fix",
              "lessThanOrEqual": "*"
            }
          ]
        }
      ]
    }
  }
}