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CVE-2026-80660 hwmon: (occ) unregister sysfs devices outside occ lock

🗓️ 28 Aug 2026 06:49:04Reported by LinuxType 
cvelist
 cvelist
🔗 www.cve.org👁 3 Views

Deadlock in Linux kernel OCC hwmon driver from circular lock dependency between occ->lock and sysfs.

Related
Affected
Refs
ReporterTitlePublishedViews
Family
cve
CVE
CVE-2026-80660
28 Aug 202606:49
cve
debiancve
Debian CVE
CVE-2026-80660
28 Aug 202606:49
debiancve
euvd
EUVD
EUVD-2026-67536
28 Aug 202606:49
euvd
nvd
NVD
CVE-2026-80660
28 Aug 202608:16
nvd
osv
OSV
DEBIAN-CVE-2026-80660
28 Aug 202608:16
osv
ptsecurity
Positive Technologies
PT-2026-82960
28 Aug 202600:00
ptsecurity
[
  {
    "product": "Linux",
    "vendor": "Linux",
    "defaultStatus": "unaffected",
    "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
    "programFiles": [
      "drivers/hwmon/occ/common.c",
      "drivers/hwmon/occ/common.h"
    ],
    "versions": [
      {
        "version": "849b0156d9960da628a06756bb920d9571c15e66",
        "lessThan": "2a4c80ff3571498ec6a916273304b6650026b1b0",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "849b0156d9960da628a06756bb920d9571c15e66",
        "lessThan": "e7fd81e9fb1fe476d2131fec66c1138457810ed4",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "849b0156d9960da628a06756bb920d9571c15e66",
        "lessThan": "2092952f22a7da98e76e84139ae202b1fc7ba899",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "849b0156d9960da628a06756bb920d9571c15e66",
        "lessThan": "f0aad157576da199c146c1bb266442befa7912ca",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "849b0156d9960da628a06756bb920d9571c15e66",
        "lessThan": "7ee43ec8e6774774abbe9dc3027225e01bc964a5",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "849b0156d9960da628a06756bb920d9571c15e66",
        "lessThan": "e31408734332b8cc611342cdaaab6ba492180156",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "bc8a32726774286325b0cb0daab55b682cafc1ef",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "5.15.216",
        "lessThan": "5.16",
        "status": "affected",
        "versionType": "semver"
      }
    ]
  },
  {
    "product": "Linux",
    "vendor": "Linux",
    "defaultStatus": "affected",
    "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
    "programFiles": [
      "drivers/hwmon/occ/common.c",
      "drivers/hwmon/occ/common.h"
    ],
    "versions": [
      {
        "version": "5.19",
        "status": "affected"
      },
      {
        "version": "0",
        "lessThan": "5.19",
        "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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