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CVE-2025-71079 net: nfc: fix deadlock between nfc_unregister_device and rfkill_fop_write

🗓️ 13 Jan 2026 15:34:44Reported by LinuxType 
cvelist
 cvelist
🔗 www.cve.org👁 51 Views

Fixes deadlock between nfc unregister and rfkill write by moving rfkill_unregister outside the lock.

Related
Affected
Refs
[
  {
    "product": "Linux",
    "vendor": "Linux",
    "defaultStatus": "unaffected",
    "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
    "programFiles": [
      "net/nfc/core.c"
    ],
    "versions": [
      {
        "version": "73a0d12114b4bc1a9def79a623264754b9df698e",
        "lessThan": "2e0831e9fc46a06daa6d4d8d57a2738e343130c3",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "8a9c61c3ef187d8891225f9b932390670a43a0d3",
        "lessThan": "e02a1c33f10a0ed3aba855ab8ae2b6c4c5be8012",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "3e3b5dfcd16a3e254aab61bd1e8c417dd4503102",
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        "status": "affected",
        "versionType": "git"
      },
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        "status": "affected",
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      },
      {
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        "status": "affected",
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      },
      {
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      {
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      },
      {
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      },
      {
        "version": "c45cea83e13699bdfd47842e04d09dd43af4c371",
        "status": "affected",
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      },
      {
        "version": "307d2e6cebfca9d92f86c8e2c8e3dd4a8be46ba6",
        "status": "affected",
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      },
      {
        "version": "5.10.82",
        "lessThan": "5.10.248",
        "status": "affected",
        "versionType": "semver"
      },
      {
        "version": "5.15.5",
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        "status": "affected",
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      },
      {
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        "lessThan": "4.5",
        "status": "affected",
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      },
      {
        "version": "4.9.291",
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      },
      {
        "version": "4.14.256",
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        "versionType": "semver"
      },
      {
        "version": "4.19.218",
        "lessThan": "4.20",
        "status": "affected",
        "versionType": "semver"
      },
      {
        "version": "5.4.162",
        "lessThan": "5.5",
        "status": "affected",
        "versionType": "semver"
      }
    ]
  },
  {
    "product": "Linux",
    "vendor": "Linux",
    "defaultStatus": "affected",
    "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
    "programFiles": [
      "net/nfc/core.c"
    ],
    "versions": [
      {
        "version": "5.16",
        "status": "affected"
      },
      {
        "version": "0",
        "lessThan": "5.16",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "5.10.248",
        "lessThanOrEqual": "5.10.*",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "5.15.198",
        "lessThanOrEqual": "5.15.*",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "6.1.160",
        "lessThanOrEqual": "6.1.*",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "6.6.120",
        "lessThanOrEqual": "6.6.*",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "6.12.64",
        "lessThanOrEqual": "6.12.*",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "6.18.4",
        "lessThanOrEqual": "6.18.*",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "6.19",
        "lessThanOrEqual": "*",
        "status": "unaffected",
        "versionType": "original_commit_for_fix"
      }
    ]
  }
]

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