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CVE-2026-74735

🗓️ 26 Aug 2026 14:36:49Reported by LinuxType 
cve
 cve
🔗 web.nvd.nist.gov👁 5 Views

Linux kernel l2tp: tunnel and session refcount leak on seq_file release before EOF.

Related
Detection
Affected
Refs
ReporterTitlePublishedViews
Family
cvelist
Cvelist
CVE-2026-74735 l2tp: fix tunnel and session refcount leak on seq_file release
26 Aug 202614:36
cvelist
debiancve
Debian CVE
CVE-2026-74735
26 Aug 202614:36
debiancve
euvd
EUVD
EUVD-2026-66565
26 Aug 202614:36
euvd
nvd
NVD
CVE-2026-74735
26 Aug 202615:16
nvd
osv
OSV
DEBIAN-CVE-2026-74735
26 Aug 202620:47
osv
ptsecurity
Positive Technologies
PT-2026-82115
26 Aug 202600:00
ptsecurity
Vulners
CNA
Node
OR
OR
linuxlinux_kernelRange3.16.603.17
linuxlinux_kernelRange4.16.64.17
OR
linuxlinux_kernelRange4.177.1.10
linuxlinux_kernelRange7.2.0
[
  {
    "product": "Linux",
    "vendor": "Linux",
    "defaultStatus": "unaffected",
    "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
    "programFiles": [
      "net/l2tp/l2tp_debugfs.c",
      "net/l2tp/l2tp_ppp.c"
    ],
    "versions": [
      {
        "version": "0e0c3fee3a59a387aeecc4fca6f3a2e9615a5443",
        "lessThan": "ebe2774e956482dd3c70b8991f6f7654356339e6",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "0e0c3fee3a59a387aeecc4fca6f3a2e9615a5443",
        "lessThan": "9006c116dd111d457bf5d074990210f70a4ad2c8",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "f6104e9ae04462523c372928b1173766a771ef95",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "7f8e401f9e612df2a95c1ef76217c00181389bb5",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "c712ed63e9b33d9a282fbd92ce25c64918c3129f",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "9a8863e8a8def9d88583cd9c60db38a008e6b8cf",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "3.16.60",
        "lessThan": "3.17",
        "status": "affected",
        "versionType": "semver"
      },
      {
        "version": "4.16.6",
        "lessThan": "4.17",
        "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/l2tp/l2tp_debugfs.c",
      "net/l2tp/l2tp_ppp.c"
    ],
    "versions": [
      {
        "version": "4.17",
        "status": "affected"
      },
      {
        "version": "0",
        "lessThan": "4.17",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "7.1.10",
        "lessThanOrEqual": "7.1.*",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "7.2",
        "lessThanOrEqual": "*",
        "status": "unaffected",
        "versionType": "original_commit_for_fix"
      }
    ]
  }
]

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26 Aug 2026 15:16Current
5.4Medium risk
Vulners AI Score5.4
5