{
  "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-2026-64379",
    "sourceURL": "https://www.cve.org/CVERecord?id=CVE-2026-64379",
    "idYear": 2026,
    "status": "PUBLISHED",
    "publishedAt": "2026-07-25T08:50:29.717Z",
    "updatedAt": "2026-10-19T20:38:25.713Z",
    "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: mask server-provided mode to 07777 in modefromsid",
      "summary": "In the Linux kernel, the following vulnerability has been resolved:\n\nsmb: client: mask server-provided mode to 07777 in modefromsid\n\nWhen modefromsid is active, parse_dacl() applies the server-provided\nsub_auth[2] value from the NFS mode SID to cf_mode without masking to\n07777. Apply the correct masking, same as in the read path.",
      "affected": [
        {
          "vendor": "Linux",
          "product": "Linux",
          "defaultStatus": "unaffected",
          "versions": [
            {
              "version": "e2f8fbfb8d09c06decde162090fac3ee220aa280",
              "status": "affected",
              "versionType": "git",
              "lessThan": "5f6f2241034f189c69d4d0b5f8fe24a0c25b0c14"
            },
            {
              "version": "e2f8fbfb8d09c06decde162090fac3ee220aa280",
              "status": "affected",
              "versionType": "git",
              "lessThan": "ee2216dbdf0c677e89bb43e03247dba590ed00ef"
            },
            {
              "version": "e2f8fbfb8d09c06decde162090fac3ee220aa280",
              "status": "affected",
              "versionType": "git",
              "lessThan": "f511807feee7cb29b61bdfa86472c7e9e2e5df94"
            },
            {
              "version": "e2f8fbfb8d09c06decde162090fac3ee220aa280",
              "status": "affected",
              "versionType": "git",
              "lessThan": "08c600b7e1818539ba5efee4cdb06215c245ca78"
            },
            {
              "version": "e2f8fbfb8d09c06decde162090fac3ee220aa280",
              "status": "affected",
              "versionType": "git",
              "lessThan": "b84e002e0df26bbc6cbd3ca01b8212601fe0ae7d"
            },
            {
              "version": "e2f8fbfb8d09c06decde162090fac3ee220aa280",
              "status": "affected",
              "versionType": "git",
              "lessThan": "c6c484a7d5bff6b929a86d7ed5130f29834c6a0d"
            },
            {
              "version": "e2f8fbfb8d09c06decde162090fac3ee220aa280",
              "status": "affected",
              "versionType": "git",
              "lessThan": "f80add1bfb3425100a325b14f19648e75669a954"
            },
            {
              "version": "e2f8fbfb8d09c06decde162090fac3ee220aa280",
              "status": "affected",
              "versionType": "git",
              "lessThan": "e3d9c7160d483fc8f9e225aafad8ecbbc43f3151"
            }
          ]
        },
        {
          "vendor": "Linux",
          "product": "Linux",
          "defaultStatus": "affected",
          "versions": [
            {
              "version": "5.4",
              "status": "affected"
            },
            {
              "version": "0",
              "status": "unaffected",
              "versionType": "semver",
              "lessThan": "5.4"
            },
            {
              "version": "5.10.261",
              "status": "unaffected",
              "versionType": "semver",
              "lessThanOrEqual": "5.10.*"
            },
            {
              "version": "5.15.212",
              "status": "unaffected",
              "versionType": "semver",
              "lessThanOrEqual": "5.15.*"
            },
            {
              "version": "6.1.178",
              "status": "unaffected",
              "versionType": "semver",
              "lessThanOrEqual": "6.1.*"
            },
            {
              "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": "*"
            }
          ]
        }
      ]
    }
  }
}