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CVE-2026-27456

🗓️ 03 Apr 2026 21:23:00Reported by GitHub_MType 
cve
 cve
🔗 web.nvd.nist.gov👁 117 Views🌐 WEB

TOCTOU race in util-linux mount loop setup lets local users mount root-owned files via a symlink.

Related
Detection
Affected
Refs
Paths
NVD
Vulners
Node
kernelutil-linuxRange<2.41.4
[
  {
    "vendor": "util-linux",
    "product": "util-linux",
    "versions": [
      {
        "version": "< 2.41.4",
        "status": "affected"
      }
    ]
  }
]
ParameterPositionPathDescriptionCWE
/usr/bin/mountpath/usr/bin/mountTOCTOU vulnerability in SUID mount in util-linux prior to 2.41.4 enabling root access via race condition.CWE-59CWE-269CWE-367
/etc/fstab (user,loop options)path/usr/bin/mountTOCTOU vulnerability in SUID mount in util-linux prior to 2.41.4 enabling root access via race condition.CWE-59CWE-269CWE-367

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24 Jul 2026 22:10Current
5.8Medium risk
Vulners AI Score5.8
CVSS 3.14.7
EPSS0.00118
SSVC
117