{
  "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-2026-64345",
    "sourceURL": "https://www.cve.org/CVERecord?id=CVE-2026-64345",
    "idYear": 2026,
    "status": "PUBLISHED",
    "publishedAt": "2026-07-25T08:50:07.069Z",
    "updatedAt": "2026-08-17T04:53:49.464Z",
    "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": "usb: gadget: f_printer: take kref only for successful open",
      "summary": "In the Linux kernel, the following vulnerability has been resolved:\n\nusb: gadget: f_printer: take kref only for successful open\n\nprinter_open() returns -EBUSY when the character device is already\nopen, but it increments dev->kref regardless of the return value. VFS\ndoes not call ->release() for a failed open, so every rejected second\nopen permanently leaks one reference.\n\nMove kref_get() into the successful-open branch.",
      "affected": [
        {
          "vendor": "Linux",
          "product": "Linux",
          "defaultStatus": "unaffected",
          "versions": [
            {
              "version": "e8d5f92b8d30bb4ade76494490c3c065e12411b1",
              "status": "affected",
              "versionType": "git",
              "lessThan": "94ec20d97aa51547965a539f660a1fe79c6929a3"
            },
            {
              "version": "e8d5f92b8d30bb4ade76494490c3c065e12411b1",
              "status": "affected",
              "versionType": "git",
              "lessThan": "75c0ad13e136961328253742501b4efc3988a587"
            },
            {
              "version": "e8d5f92b8d30bb4ade76494490c3c065e12411b1",
              "status": "affected",
              "versionType": "git",
              "lessThan": "bf20c94fa6aaff945f0ae3a23f3212cd299f28d9"
            },
            {
              "version": "e8d5f92b8d30bb4ade76494490c3c065e12411b1",
              "status": "affected",
              "versionType": "git",
              "lessThan": "8a5eba992c862b0c94411eecf9b7121e8636db38"
            },
            {
              "version": "e8d5f92b8d30bb4ade76494490c3c065e12411b1",
              "status": "affected",
              "versionType": "git",
              "lessThan": "7f1f24c367938c5537e2308bf9a965f051d14774"
            },
            {
              "version": "e8d5f92b8d30bb4ade76494490c3c065e12411b1",
              "status": "affected",
              "versionType": "git",
              "lessThan": "30adce93d5c4a5a1ec29d9249e3fdfcc391d406b"
            },
            {
              "version": "25c95c6bd4dc50a3c20de0fa7f450ea02b2320fc",
              "status": "affected",
              "versionType": "git"
            },
            {
              "version": "4a47581cf010dc351d8069978080fdb000c0776d",
              "status": "affected",
              "versionType": "git"
            },
            {
              "version": "d9fe88b2a38dc700bf5bd3a09c7cd11bbc248367",
              "status": "affected",
              "versionType": "git"
            },
            {
              "version": "cedb0187b8ba929c3f76f28e6bc25804d65f8a54",
              "status": "affected",
              "versionType": "git"
            },
            {
              "version": "e9e791f5c39ab30e374a3b1a9c25ca7ff24988f3",
              "status": "affected",
              "versionType": "git"
            },
            {
              "version": "34f026263889e2827e04acdc3a0eb9ecbd191ef0",
              "status": "affected",
              "versionType": "git"
            },
            {
              "version": "5f845e5d18d151230476cf90aa46449f69ba2ef1",
              "status": "affected",
              "versionType": "git"
            },
            {
              "version": "4.4.241",
              "status": "affected",
              "versionType": "semver",
              "lessThan": "4.5"
            },
            {
              "version": "4.9.241",
              "status": "affected",
              "versionType": "semver",
              "lessThan": "4.10"
            },
            {
              "version": "4.14.203",
              "status": "affected",
              "versionType": "semver",
              "lessThan": "4.15"
            },
            {
              "version": "4.19.154",
              "status": "affected",
              "versionType": "semver",
              "lessThan": "4.20"
            },
            {
              "version": "5.4.73",
              "status": "affected",
              "versionType": "semver",
              "lessThan": "5.5"
            },
            {
              "version": "5.8.17",
              "status": "affected",
              "versionType": "semver",
              "lessThan": "5.9"
            },
            {
              "version": "5.9.2",
              "status": "affected",
              "versionType": "semver",
              "lessThan": "5.10"
            }
          ]
        },
        {
          "vendor": "Linux",
          "product": "Linux",
          "defaultStatus": "affected",
          "versions": [
            {
              "version": "5.10",
              "status": "affected"
            },
            {
              "version": "0",
              "status": "unaffected",
              "versionType": "semver",
              "lessThan": "5.10"
            },
            {
              "version": "5.10.261",
              "status": "unaffected",
              "versionType": "semver",
              "lessThanOrEqual": "5.10.*"
            },
            {
              "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": "*"
            }
          ]
        }
      ]
    }
  }
}