{
  "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-2025-21947",
    "sourceURL": "https://www.cve.org/CVERecord?id=CVE-2025-21947",
    "idYear": 2025,
    "status": "PUBLISHED",
    "publishedAt": "2025-04-01T15:41:09.457Z",
    "updatedAt": "2026-08-05T11:55:32.548Z",
    "importedAt": "2026-10-24T01:57:29.455Z",
    "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": "ksmbd: fix type confusion via race condition when using ipc_msg_send_request",
      "summary": "In the Linux kernel, the following vulnerability has been resolved:\n\nksmbd: fix type confusion via race condition when using ipc_msg_send_request\n\nreq->handle is allocated using ksmbd_acquire_id(&ipc_ida), based on\nida_alloc. req->handle from ksmbd_ipc_login_request and\nFSCTL_PIPE_TRANSCEIVE ioctl can be same and it could lead to type confusion\nbetween messages, resulting in access to unexpected parts of memory after\nan incorrect delivery. ksmbd check type of ipc response but missing add\ncontinue to check next ipc reponse.",
      "affected": [
        {
          "vendor": "Linux",
          "product": "Linux",
          "defaultStatus": "unaffected",
          "versions": [
            {
              "version": "0626e6641f6b467447c81dd7678a69c66f7746cf",
              "status": "affected",
              "versionType": "git",
              "lessThan": "6321bbda4244b93802d61cfe0887883aae322f4b"
            },
            {
              "version": "0626e6641f6b467447c81dd7678a69c66f7746cf",
              "status": "affected",
              "versionType": "git",
              "lessThan": "76861630b29e51373e73e7b00ad0d467b6941162"
            },
            {
              "version": "0626e6641f6b467447c81dd7678a69c66f7746cf",
              "status": "affected",
              "versionType": "git",
              "lessThan": "3cb2b2e41541fe6f9cc55ca22d4c0bd260498aea"
            },
            {
              "version": "0626e6641f6b467447c81dd7678a69c66f7746cf",
              "status": "affected",
              "versionType": "git",
              "lessThan": "1e8833c03a38e1d5d5df6484e3f670a2fd38fb76"
            },
            {
              "version": "0626e6641f6b467447c81dd7678a69c66f7746cf",
              "status": "affected",
              "versionType": "git",
              "lessThan": "e2ff19f0b7a30e03516e6eb73b948e27a55bc9d2"
            }
          ]
        },
        {
          "vendor": "Linux",
          "product": "Linux",
          "defaultStatus": "affected",
          "versions": [
            {
              "version": "5.15",
              "status": "affected"
            },
            {
              "version": "0",
              "status": "unaffected",
              "versionType": "semver",
              "lessThan": "5.15"
            },
            {
              "version": "6.1.131",
              "status": "unaffected",
              "versionType": "semver",
              "lessThanOrEqual": "6.1.*"
            },
            {
              "version": "6.6.83",
              "status": "unaffected",
              "versionType": "semver",
              "lessThanOrEqual": "6.6.*"
            },
            {
              "version": "6.12.19",
              "status": "unaffected",
              "versionType": "semver",
              "lessThanOrEqual": "6.12.*"
            },
            {
              "version": "6.13.7",
              "status": "unaffected",
              "versionType": "semver",
              "lessThanOrEqual": "6.13.*"
            },
            {
              "version": "6.14",
              "status": "unaffected",
              "versionType": "original_commit_for_fix",
              "lessThanOrEqual": "*"
            }
          ]
        }
      ]
    }
  }
}