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CVE-2026-40604 ClearanceKit: opfilter system extension can be suspended or signalled by a root process, disabling file-access policy enforcement

🗓️ 21 Apr 2026 17:41:53Reported by GitHub_MType 
cvelist
 cvelist
🔗 www.cve.org👁 28 Views

Before 5.0.6, ClearanceKit opfilter can be suspended or killed by root, halting policy enforcement.

Related
Affected
Refs
ReporterTitlePublishedViews
Family
Circl
CVE-2026-40604
21 Apr 202619:26
circl
CNNVD
ClearanceKit 安全漏洞
21 Apr 202600:00
cnnvd
CVE
CVE-2026-40604
21 Apr 202617:41
cve
EUVD
EUVD-2026-24213
21 Apr 202617:41
euvd
NVD
CVE-2026-40604
21 Apr 202618:16
nvd
Positive Technologies
PT-2026-34038
21 Apr 202600:00
ptsecurity
RedhatCVE
CVE-2026-40604
5 Jun 202619:13
redhatcve
Vulnrichment
CVE-2026-40604 ClearanceKit: opfilter system extension can be suspended or signalled by a root process, disabling file-access policy enforcement
21 Apr 202617:41
vulnrichment
[
  {
    "vendor": "craigjbass",
    "product": "clearancekit",
    "versions": [
      {
        "version": "< 5.0.6",
        "status": "affected"
      }
    ]
  }
]

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21 Apr 2026 17:41Current
CVSS 48.2
EPSS0.00022
28