{
  "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-2026-80677",
    "sourceURL": "https://www.cve.org/CVERecord?id=CVE-2026-80677",
    "idYear": 2026,
    "status": "PUBLISHED",
    "publishedAt": "2026-08-28T06:49:15.507Z",
    "updatedAt": "2026-10-16T19:26:32.494Z",
    "importedAt": "2026-10-24T01:58:30.346Z",
    "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": "driver core: use READ_ONCE() for dev->driver in dev_has_sync_state()",
      "summary": "In the Linux kernel, the following vulnerability has been resolved:\n\ndriver core: use READ_ONCE() for dev->driver in dev_has_sync_state()\n\ndev_has_sync_state() reads dev->driver twice without holding\ndevice_lock() -- once for the NULL check and once to dereference\n->sync_state. Some callers only hold device_links_write_lock, which\ndoesn't prevent a concurrent unbind from clearing dev->driver via\ndevice_unbind_cleanup().\n\nFix it by reading dev->driver exactly once with READ_ONCE(), pairing\nwith the WRITE_ONCE() in device_set_driver().",
      "affected": [
        {
          "vendor": "Linux",
          "product": "Linux",
          "defaultStatus": "unaffected",
          "versions": [
            {
              "version": "ac338acf514e7b578fa9e3742ec2c292323b4c1a",
              "status": "affected",
              "versionType": "git",
              "lessThan": "89789e4c141904506163dcb91c7289a074573931"
            },
            {
              "version": "ac338acf514e7b578fa9e3742ec2c292323b4c1a",
              "status": "affected",
              "versionType": "git",
              "lessThan": "51b3e1de53ee5b7775c7ff90e67fdb2665fce938"
            },
            {
              "version": "ac338acf514e7b578fa9e3742ec2c292323b4c1a",
              "status": "affected",
              "versionType": "git",
              "lessThan": "358697929351f619143f59c6a8a15a4994748b79"
            },
            {
              "version": "ac338acf514e7b578fa9e3742ec2c292323b4c1a",
              "status": "affected",
              "versionType": "git",
              "lessThan": "5e79e0180515b31b2e2244dc3d256fd8b5a07021"
            },
            {
              "version": "ac338acf514e7b578fa9e3742ec2c292323b4c1a",
              "status": "affected",
              "versionType": "git",
              "lessThan": "860885fcd2611bca8c28dac8b2c1c7ff160f763e"
            },
            {
              "version": "ac338acf514e7b578fa9e3742ec2c292323b4c1a",
              "status": "affected",
              "versionType": "git",
              "lessThan": "cc77f0d91e3214e4292208f02a1dc09a31f9aac7"
            },
            {
              "version": "ac338acf514e7b578fa9e3742ec2c292323b4c1a",
              "status": "affected",
              "versionType": "git",
              "lessThan": "9b0f4082a09760939588135d60a8e9cc994bfa3e"
            },
            {
              "version": "ac338acf514e7b578fa9e3742ec2c292323b4c1a",
              "status": "affected",
              "versionType": "git",
              "lessThan": "e9506871a8ea304cde48ff4a57226df2aadddae3"
            },
            {
              "version": "6d88283a49425eb469aa60ffebe76539e73c933e",
              "status": "affected",
              "versionType": "git"
            },
            {
              "version": "5.5.13",
              "status": "affected",
              "versionType": "semver",
              "lessThan": "5.6"
            }
          ]
        },
        {
          "vendor": "Linux",
          "product": "Linux",
          "defaultStatus": "affected",
          "versions": [
            {
              "version": "5.6",
              "status": "affected"
            },
            {
              "version": "0",
              "status": "unaffected",
              "versionType": "semver",
              "lessThan": "5.6"
            },
            {
              "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": "6.12.97",
              "status": "unaffected",
              "versionType": "semver",
              "lessThanOrEqual": "6.12.*"
            },
            {
              "version": "6.18.40",
              "status": "unaffected",
              "versionType": "semver",
              "lessThanOrEqual": "6.18.*"
            },
            {
              "version": "7.1.5",
              "status": "unaffected",
              "versionType": "semver",
              "lessThanOrEqual": "7.1.*"
            },
            {
              "version": "7.2",
              "status": "unaffected",
              "versionType": "original_commit_for_fix",
              "lessThanOrEqual": "*"
            }
          ]
        }
      ]
    }
  }
}