{
  "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-2026-46140",
    "sourceURL": "https://www.cve.org/CVERecord?id=CVE-2026-46140",
    "idYear": 2026,
    "status": "PUBLISHED",
    "publishedAt": "2026-05-28T09:35:56.104Z",
    "updatedAt": "2026-07-04T11:50:42.029Z",
    "importedAt": "2026-10-24T01:58:14.884Z",
    "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": "Bluetooth: btmtk: validate WMT event SKB length before struct access",
      "summary": "In the Linux kernel, the following vulnerability has been resolved:\n\nBluetooth: btmtk: validate WMT event SKB length before struct access\n\nbtmtk_usb_hci_wmt_sync() casts the WMT event response SKB data to\nstruct btmtk_hci_wmt_evt (7 bytes) and struct btmtk_hci_wmt_evt_funcc\n(9 bytes) without first checking that the SKB contains enough data.\nA short firmware response causes out-of-bounds reads from SKB tailroom.\n\nUse skb_pull_data() to validate and advance past the base WMT event\nheader. For the FUNC_CTRL case, pull the additional status field bytes\nbefore accessing them.",
      "affected": [
        {
          "vendor": "Linux",
          "product": "Linux",
          "defaultStatus": "unaffected",
          "versions": [
            {
              "version": "f0457842215438786e2e205ad06a4fbb8ab63cd0",
              "status": "affected",
              "versionType": "git",
              "lessThan": "36c85f7029484d5ede769f8873d16e9c8e35533c"
            },
            {
              "version": "d019930b0049fc2648a6b279893d8ad330596e81",
              "status": "affected",
              "versionType": "git",
              "lessThan": "c411cf1bfde951cfa821809cf4020ba177f76e0c"
            },
            {
              "version": "d019930b0049fc2648a6b279893d8ad330596e81",
              "status": "affected",
              "versionType": "git",
              "lessThan": "624fb79dadc1b65757986a9d0fdde5c0cf3fe179"
            },
            {
              "version": "d019930b0049fc2648a6b279893d8ad330596e81",
              "status": "affected",
              "versionType": "git",
              "lessThan": "70d37a8b9229e394cc17ddad47e90b81d80fcd09"
            },
            {
              "version": "d019930b0049fc2648a6b279893d8ad330596e81",
              "status": "affected",
              "versionType": "git",
              "lessThan": "634a4408c0615c523cf7531790f4f14a422b9206"
            },
            {
              "version": "6.6.142",
              "status": "affected",
              "versionType": "semver",
              "lessThan": "6.6.144"
            }
          ]
        },
        {
          "vendor": "Linux",
          "product": "Linux",
          "defaultStatus": "affected",
          "versions": [
            {
              "version": "6.11",
              "status": "affected"
            },
            {
              "version": "0",
              "status": "unaffected",
              "versionType": "semver",
              "lessThan": "6.11"
            },
            {
              "version": "6.6.144",
              "status": "unaffected",
              "versionType": "semver",
              "lessThanOrEqual": "6.6.*"
            },
            {
              "version": "6.12.88",
              "status": "unaffected",
              "versionType": "semver",
              "lessThanOrEqual": "6.12.*"
            },
            {
              "version": "6.18.30",
              "status": "unaffected",
              "versionType": "semver",
              "lessThanOrEqual": "6.18.*"
            },
            {
              "version": "7.0.7",
              "status": "unaffected",
              "versionType": "semver",
              "lessThanOrEqual": "7.0.*"
            },
            {
              "version": "7.1",
              "status": "unaffected",
              "versionType": "original_commit_for_fix",
              "lessThanOrEqual": "*"
            }
          ]
        }
      ]
    }
  }
}