{
  "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-2026-23395",
    "sourceURL": "https://www.cve.org/CVERecord?id=CVE-2026-23395",
    "idYear": 2026,
    "status": "PUBLISHED",
    "publishedAt": "2026-03-25T10:33:18.936Z",
    "updatedAt": "2026-10-19T18:35:42.470Z",
    "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": "Bluetooth: L2CAP: Fix accepting multiple L2CAP_ECRED_CONN_REQ",
      "summary": "In the Linux kernel, the following vulnerability has been resolved:\n\nBluetooth: L2CAP: Fix accepting multiple L2CAP_ECRED_CONN_REQ\n\nCurrently the code attempts to accept requests regardless of the\ncommand identifier which may cause multiple requests to be marked\nas pending (FLAG_DEFER_SETUP) which can cause more than\nL2CAP_ECRED_MAX_CID(5) to be allocated in l2cap_ecred_rsp_defer\ncausing an overflow.\n\nThe spec is quite clear that the same identifier shall not be used on\nsubsequent requests:\n\n'Within each signaling channel a different Identifier shall be used\nfor each successive request or indication.'\nhttps://www.bluetooth.com/wp-content/uploads/Files/Specification/HTML/Core-62/out/en/host/logical-link-control-and-adaptation-protocol-specification.html#UUID-32a25a06-4aa4-c6c7-77c5-dcfe3682355d\n\nSo this attempts to check if there are any channels pending with the\nsame identifier and rejects if any are found.",
      "affected": [
        {
          "vendor": "Linux",
          "product": "Linux",
          "defaultStatus": "unaffected",
          "versions": [
            {
              "version": "15f02b91056253e8cdc592888f431da0731337b8",
              "status": "affected",
              "versionType": "git",
              "lessThan": "10a7a702542240d5edb2b39450ac951c59ccd009"
            },
            {
              "version": "15f02b91056253e8cdc592888f431da0731337b8",
              "status": "affected",
              "versionType": "git",
              "lessThan": "46e5b71666fb7652082e4e214a3365f4b14f1dc3"
            },
            {
              "version": "15f02b91056253e8cdc592888f431da0731337b8",
              "status": "affected",
              "versionType": "git",
              "lessThan": "fb4a3a26483f3ea2cd21c7a2f7c45d5670600465"
            },
            {
              "version": "15f02b91056253e8cdc592888f431da0731337b8",
              "status": "affected",
              "versionType": "git",
              "lessThan": "2124d82fd25e1671bb3ceb37998af5aae5903e06"
            },
            {
              "version": "15f02b91056253e8cdc592888f431da0731337b8",
              "status": "affected",
              "versionType": "git",
              "lessThan": "6b949a6b33cbdf621d9fc6f0c48ac00915dbf514"
            },
            {
              "version": "15f02b91056253e8cdc592888f431da0731337b8",
              "status": "affected",
              "versionType": "git",
              "lessThan": "8d0d94f8ba5b3a0beec3b0da558b9bea48018117"
            },
            {
              "version": "15f02b91056253e8cdc592888f431da0731337b8",
              "status": "affected",
              "versionType": "git",
              "lessThan": "e72ee455297b794b852e5cea8d2d7bb17312172a"
            },
            {
              "version": "15f02b91056253e8cdc592888f431da0731337b8",
              "status": "affected",
              "versionType": "git",
              "lessThan": "5b3e2052334f2ff6d5200e952f4aa66994d09899"
            }
          ]
        },
        {
          "vendor": "Linux",
          "product": "Linux",
          "defaultStatus": "affected",
          "versions": [
            {
              "version": "5.7",
              "status": "affected"
            },
            {
              "version": "0",
              "status": "unaffected",
              "versionType": "semver",
              "lessThan": "5.7"
            },
            {
              "version": "5.10.253",
              "status": "unaffected",
              "versionType": "semver",
              "lessThanOrEqual": "5.10.*"
            },
            {
              "version": "5.15.203",
              "status": "unaffected",
              "versionType": "semver",
              "lessThanOrEqual": "5.15.*"
            },
            {
              "version": "6.1.167",
              "status": "unaffected",
              "versionType": "semver",
              "lessThanOrEqual": "6.1.*"
            },
            {
              "version": "6.6.130",
              "status": "unaffected",
              "versionType": "semver",
              "lessThanOrEqual": "6.6.*"
            },
            {
              "version": "6.12.78",
              "status": "unaffected",
              "versionType": "semver",
              "lessThanOrEqual": "6.12.*"
            },
            {
              "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": "*"
            }
          ]
        }
      ]
    }
  }
}