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CVE-2026-74727 ovpn: skip rehash for peers already removed from by_id

🗓️ 22 Aug 2026 15:33:17Reported by LinuxType 
cvelist
 cvelist
🔗 www.cve.org👁 4 Views

UAF in Linux kernel ovpn module when removed peers are rehashed into tables via race condition.

Related
Affected
Refs
ReporterTitlePublishedViews
Family
cve
CVE
CVE-2026-74727
22 Aug 202615:33
cve
debiancve
Debian CVE
CVE-2026-74727
22 Aug 202615:33
debiancve
euvd
EUVD
EUVD-2026-64414
22 Aug 202615:33
euvd
nvd
NVD
CVE-2026-74727
22 Aug 202616:16
nvd
ptsecurity
Positive Technologies
PT-2026-79732
22 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/net/ovpn/peer.c"
    ],
    "versions": [
      {
        "version": "1d36a36f6d5347360ef9681a05f6166683bafd1d",
        "lessThan": "d20c181088984b6eaa8d7fe7cb5ab3510988df59",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "1d36a36f6d5347360ef9681a05f6166683bafd1d",
        "lessThan": "66745480298775f188b2f5ad266643e85a90f73b",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "1d36a36f6d5347360ef9681a05f6166683bafd1d",
        "lessThan": "33ec10567fe14456063daf549fdf1a4f53448e4c",
        "status": "affected",
        "versionType": "git"
      }
    ]
  },
  {
    "product": "Linux",
    "vendor": "Linux",
    "defaultStatus": "affected",
    "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
    "programFiles": [
      "drivers/net/ovpn/peer.c"
    ],
    "versions": [
      {
        "version": "6.16",
        "status": "affected"
      },
      {
        "version": "0",
        "lessThan": "6.16",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "6.18.45",
        "lessThanOrEqual": "6.18.*",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "7.1.9",
        "lessThanOrEqual": "7.1.*",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "7.2",
        "lessThanOrEqual": "*",
        "status": "unaffected",
        "versionType": "original_commit_for_fix"
      }
    ]
  }
]

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