{
  "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-2026-64597",
    "sourceURL": "https://www.cve.org/CVERecord?id=CVE-2026-64597",
    "idYear": 2026,
    "status": "PUBLISHED",
    "publishedAt": "2026-08-06T07:13:52.117Z",
    "updatedAt": "2026-10-19T20:48:43.468Z",
    "importedAt": "2026-10-24T01:58:25.636Z",
    "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: fix double-free in SMB2_close() replay",
      "summary": "In the Linux kernel, the following vulnerability has been resolved:\n\nsmb: client: fix double-free in SMB2_close() replay\n\nA response-bearing attempt can return a replayable error and free its\nresponse buffer. If SMB2_close_init() fails before the next send, cleanup\nretains the previous buffer type and frees that response again.\n\nReset response bookkeeping before each attempt to prevent the stale free.",
      "affected": [
        {
          "vendor": "Linux",
          "product": "Linux",
          "defaultStatus": "unaffected",
          "versions": [
            {
              "version": "433042a91f9373241307725b52de573933ffedbf",
              "status": "affected",
              "versionType": "git",
              "lessThan": "037511726228aaf165c7067ff2bfc88eaecdf1f3"
            },
            {
              "version": "4f1fffa2376922f3d1d506e49c0fd445b023a28e",
              "status": "affected",
              "versionType": "git",
              "lessThan": "0aa97edf7c347c0f54e7e60c4740574b8120c66a"
            },
            {
              "version": "4f1fffa2376922f3d1d506e49c0fd445b023a28e",
              "status": "affected",
              "versionType": "git",
              "lessThan": "d15d83125007f673aec4323e1bbbaaffbe87ea13"
            },
            {
              "version": "4f1fffa2376922f3d1d506e49c0fd445b023a28e",
              "status": "affected",
              "versionType": "git",
              "lessThan": "b18ed621dbfceecea5539848cddcb9272c9a61e1"
            },
            {
              "version": "4f1fffa2376922f3d1d506e49c0fd445b023a28e",
              "status": "affected",
              "versionType": "git",
              "lessThan": "f96e1cdcb63ed3321142ff2fcdf784e32cda8fee"
            },
            {
              "version": "6.6.32",
              "status": "affected",
              "versionType": "semver",
              "lessThan": "6.6.145"
            }
          ]
        },
        {
          "vendor": "Linux",
          "product": "Linux",
          "defaultStatus": "affected",
          "versions": [
            {
              "version": "6.8",
              "status": "affected"
            },
            {
              "version": "0",
              "status": "unaffected",
              "versionType": "semver",
              "lessThan": "6.8"
            },
            {
              "version": "6.6.145",
              "status": "unaffected",
              "versionType": "semver",
              "lessThanOrEqual": "6.6.*"
            },
            {
              "version": "6.12.96",
              "status": "unaffected",
              "versionType": "semver",
              "lessThanOrEqual": "6.12.*"
            },
            {
              "version": "6.18.39",
              "status": "unaffected",
              "versionType": "semver",
              "lessThanOrEqual": "6.18.*"
            },
            {
              "version": "7.1.4",
              "status": "unaffected",
              "versionType": "semver",
              "lessThanOrEqual": "7.1.*"
            },
            {
              "version": "7.2",
              "status": "unaffected",
              "versionType": "original_commit_for_fix",
              "lessThanOrEqual": "*"
            }
          ]
        }
      ]
    }
  }
}