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CVE-2026-80677 driver core: use READ_ONCE() for dev->driver in dev_has_sync_state()

🗓️ 28 Aug 2026 06:49:15Reported by LinuxType 
cvelist
 cvelist
🔗 www.cve.org👁 37 Views

Linux kernel driver core TOCTOU on dev->driver in dev_has_sync_state() fixed with READ_ONCE().

Related
Affected
Refs
[
  {
    "product": "Linux",
    "vendor": "Linux",
    "defaultStatus": "unaffected",
    "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
    "programFiles": [
      "include/linux/device.h"
    ],
    "versions": [
      {
        "version": "ac338acf514e7b578fa9e3742ec2c292323b4c1a",
        "lessThan": "89789e4c141904506163dcb91c7289a074573931",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "ac338acf514e7b578fa9e3742ec2c292323b4c1a",
        "lessThan": "51b3e1de53ee5b7775c7ff90e67fdb2665fce938",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "ac338acf514e7b578fa9e3742ec2c292323b4c1a",
        "lessThan": "358697929351f619143f59c6a8a15a4994748b79",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "ac338acf514e7b578fa9e3742ec2c292323b4c1a",
        "lessThan": "5e79e0180515b31b2e2244dc3d256fd8b5a07021",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "ac338acf514e7b578fa9e3742ec2c292323b4c1a",
        "lessThan": "860885fcd2611bca8c28dac8b2c1c7ff160f763e",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "ac338acf514e7b578fa9e3742ec2c292323b4c1a",
        "lessThan": "cc77f0d91e3214e4292208f02a1dc09a31f9aac7",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "ac338acf514e7b578fa9e3742ec2c292323b4c1a",
        "lessThan": "9b0f4082a09760939588135d60a8e9cc994bfa3e",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "ac338acf514e7b578fa9e3742ec2c292323b4c1a",
        "lessThan": "e9506871a8ea304cde48ff4a57226df2aadddae3",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "6d88283a49425eb469aa60ffebe76539e73c933e",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "5.5.13",
        "lessThan": "5.6",
        "status": "affected",
        "versionType": "semver"
      }
    ]
  },
  {
    "product": "Linux",
    "vendor": "Linux",
    "defaultStatus": "affected",
    "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
    "programFiles": [
      "include/linux/device.h"
    ],
    "versions": [
      {
        "version": "5.6",
        "status": "affected"
      },
      {
        "version": "0",
        "lessThan": "5.6",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "5.10.261",
        "lessThanOrEqual": "5.10.*",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "5.15.212",
        "lessThanOrEqual": "5.15.*",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "6.1.178",
        "lessThanOrEqual": "6.1.*",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "6.6.145",
        "lessThanOrEqual": "6.6.*",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "6.12.97",
        "lessThanOrEqual": "6.12.*",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "6.18.40",
        "lessThanOrEqual": "6.18.*",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "7.1.5",
        "lessThanOrEqual": "7.1.*",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "7.2",
        "lessThanOrEqual": "*",
        "status": "unaffected",
        "versionType": "original_commit_for_fix"
      }
    ]
  }
]

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