{
  "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-2026-89636",
    "sourceURL": "https://www.cve.org/CVERecord?id=CVE-2026-89636",
    "idYear": 2026,
    "status": "PUBLISHED",
    "publishedAt": "2026-09-11T19:45:30.283Z",
    "updatedAt": "2026-10-19T08:50:08.281Z",
    "importedAt": "2026-10-24T01:58:35.090Z",
    "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": "smb: client: clear ce->tgthint in free_tgts()",
      "summary": "In the Linux kernel, the following vulnerability has been resolved:\n\nsmb: client: clear ce->tgthint in free_tgts()\n\nWhen free_tgts() frees all structures in ce->tlist, ce->tgthint\nis left pointing to one of the freed cache_dfs_tgt structures.\n\nIf ce->tgthint is not reset before it is used later, it results\nin a use-after-free.\n\nSet ce->tgthint to NULL in free_tgts() after the elements are\nfreed to reflect that no elements remain.",
      "affected": [
        {
          "vendor": "Linux",
          "product": "Linux",
          "defaultStatus": "unaffected",
          "versions": [
            {
              "version": "54be1f6c1c37498bba557049df646cc239fa37e3",
              "status": "affected",
              "versionType": "git",
              "lessThan": "14f60e959b5ac813715ff72e127beb3584ddabf6"
            },
            {
              "version": "54be1f6c1c37498bba557049df646cc239fa37e3",
              "status": "affected",
              "versionType": "git",
              "lessThan": "3ff9462bb7a06d8d32a1dc02d39580b078ec9e55"
            },
            {
              "version": "54be1f6c1c37498bba557049df646cc239fa37e3",
              "status": "affected",
              "versionType": "git",
              "lessThan": "7507bd1885643d0461a6017767492450af1ce2a3"
            },
            {
              "version": "54be1f6c1c37498bba557049df646cc239fa37e3",
              "status": "affected",
              "versionType": "git",
              "lessThan": "9ab46a13798a61d9d020b01d4e57efdabe6624fa"
            },
            {
              "version": "54be1f6c1c37498bba557049df646cc239fa37e3",
              "status": "affected",
              "versionType": "git",
              "lessThan": "5baab40404a9393bcc0b7b8f1950bf2c307e0984"
            },
            {
              "version": "54be1f6c1c37498bba557049df646cc239fa37e3",
              "status": "affected",
              "versionType": "git",
              "lessThan": "b1b741cf8e7ce1b91d937e23decd3d3358748700"
            }
          ]
        },
        {
          "vendor": "Linux",
          "product": "Linux",
          "defaultStatus": "affected",
          "versions": [
            {
              "version": "5.0",
              "status": "affected"
            },
            {
              "version": "0",
              "status": "unaffected",
              "versionType": "semver",
              "lessThan": "5.0"
            },
            {
              "version": "6.1.188",
              "status": "unaffected",
              "versionType": "semver",
              "lessThanOrEqual": "6.1.*"
            },
            {
              "version": "6.6.157",
              "status": "unaffected",
              "versionType": "semver",
              "lessThanOrEqual": "6.6.*"
            },
            {
              "version": "6.12.109",
              "status": "unaffected",
              "versionType": "semver",
              "lessThanOrEqual": "6.12.*"
            },
            {
              "version": "6.18.50",
              "status": "unaffected",
              "versionType": "semver",
              "lessThanOrEqual": "6.18.*"
            },
            {
              "version": "7.2.4",
              "status": "unaffected",
              "versionType": "semver",
              "lessThanOrEqual": "7.2.*"
            },
            {
              "version": "7.3",
              "status": "unaffected",
              "versionType": "original_commit_for_fix",
              "lessThanOrEqual": "*"
            }
          ]
        }
      ]
    }
  }
}