{
  "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-2026-23226",
    "sourceURL": "https://www.cve.org/CVERecord?id=CVE-2026-23226",
    "idYear": 2026,
    "status": "PUBLISHED",
    "publishedAt": "2026-02-18T14:53:29.562Z",
    "updatedAt": "2026-10-21T12:39:01.586Z",
    "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": "ksmbd: add chann_lock to protect ksmbd_chann_list xarray",
      "summary": "In the Linux kernel, the following vulnerability has been resolved:\n\nksmbd: add chann_lock to protect ksmbd_chann_list xarray\n\nksmbd_chann_list xarray lacks synchronization, allowing use-after-free in\nmulti-channel sessions (between lookup_chann_list() and ksmbd_chann_del).\n\nAdds rw_semaphore chann_lock to struct ksmbd_session and protects\nall xa_load/xa_store/xa_erase accesses.",
      "affected": [
        {
          "vendor": "Linux",
          "product": "Linux",
          "defaultStatus": "unaffected",
          "versions": [
            {
              "version": "1d9c4172110e645b383ff13eee759728d74f1a5d",
              "status": "affected",
              "versionType": "git",
              "lessThan": "43ad494ac6e940a8eabf25d5bd77bb3bb53b1153"
            },
            {
              "version": "1d9c4172110e645b383ff13eee759728d74f1a5d",
              "status": "affected",
              "versionType": "git",
              "lessThan": "4c2ca31608521895dd742a43beca4b4d29762345"
            },
            {
              "version": "1d9c4172110e645b383ff13eee759728d74f1a5d",
              "status": "affected",
              "versionType": "git",
              "lessThan": "e4a8a96a93d08570e0405cfd989a8a07e5b6ff33"
            },
            {
              "version": "1d9c4172110e645b383ff13eee759728d74f1a5d",
              "status": "affected",
              "versionType": "git",
              "lessThan": "36ef605c0395b94b826a8c8d6f2697071173de6e"
            },
            {
              "version": "1d9c4172110e645b383ff13eee759728d74f1a5d",
              "status": "affected",
              "versionType": "git",
              "lessThan": "4f3a06cc57976cafa8c6f716646be6c79a99e485"
            },
            {
              "version": "b1caecbf34b8c8260d851ec4efde71f3694460b7",
              "status": "affected",
              "versionType": "git"
            },
            {
              "version": "91bbf9cb2387a0d76322e9a343bc6bc160f66b3f",
              "status": "affected",
              "versionType": "git"
            },
            {
              "version": "853c416710b075153c1e1421e099ffbe5dac68ce",
              "status": "affected",
              "versionType": "git"
            },
            {
              "version": "5.15.145",
              "status": "affected",
              "versionType": "semver",
              "lessThan": "5.16"
            },
            {
              "version": "6.1.29",
              "status": "affected",
              "versionType": "semver",
              "lessThan": "6.2"
            },
            {
              "version": "6.2.16",
              "status": "affected",
              "versionType": "semver",
              "lessThan": "6.3"
            }
          ]
        },
        {
          "vendor": "Linux",
          "product": "Linux",
          "defaultStatus": "affected",
          "versions": [
            {
              "version": "6.3",
              "status": "affected"
            },
            {
              "version": "0",
              "status": "unaffected",
              "versionType": "semver",
              "lessThan": "6.3"
            },
            {
              "version": "6.6.160",
              "status": "unaffected",
              "versionType": "semver",
              "lessThanOrEqual": "6.6.*"
            },
            {
              "version": "6.12.77",
              "status": "unaffected",
              "versionType": "semver",
              "lessThanOrEqual": "6.12.*"
            },
            {
              "version": "6.18.11",
              "status": "unaffected",
              "versionType": "semver",
              "lessThanOrEqual": "6.18.*"
            },
            {
              "version": "6.19.1",
              "status": "unaffected",
              "versionType": "semver",
              "lessThanOrEqual": "6.19.*"
            },
            {
              "version": "7.0",
              "status": "unaffected",
              "versionType": "original_commit_for_fix",
              "lessThanOrEqual": "*"
            }
          ]
        }
      ]
    }
  }
}