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CVE-2023-54200 netfilter: nf_tables: always release netdev hooks from notifier

🗓️ 30 Dec 2025 12:09:05Reported by LinuxType 
cvelist
 cvelist
🔗 www.cve.org👁 43 Views

CVE-2023-54200 fixes nf_tables netdev hooks to avoid use after free on peer netns release.

Related
Affected
Refs
[
  {
    "product": "Linux",
    "vendor": "Linux",
    "defaultStatus": "unaffected",
    "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
    "programFiles": [
      "net/netfilter/nft_chain_filter.c"
    ],
    "versions": [
      {
        "version": "68a3765c659f809dcaac20030853a054646eb739",
        "lessThan": "8d56f00c61f67b450fbbdcb874855e60ad92c560",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "68a3765c659f809dcaac20030853a054646eb739",
        "lessThan": "30e4b13b1bfbdf3bf3b27036d8209ea1b9f0d880",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "68a3765c659f809dcaac20030853a054646eb739",
        "lessThan": "94032527efbac13be702c76afb9d872c0cca7a43",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "68a3765c659f809dcaac20030853a054646eb739",
        "lessThan": "dc1c9fd4a8bbe1e06add9053010b652449bfe411",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "90c7c58aa2bd02c65a4c63b7dfe0b16eab12cf9f",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "5.14.15",
        "lessThan": "5.15",
        "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/netfilter/nft_chain_filter.c"
    ],
    "versions": [
      {
        "version": "5.15",
        "status": "affected"
      },
      {
        "version": "0",
        "lessThan": "5.15",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "5.15.113",
        "lessThanOrEqual": "5.15.*",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "6.1.30",
        "lessThanOrEqual": "6.1.*",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "6.3.4",
        "lessThanOrEqual": "6.3.*",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "6.4",
        "lessThanOrEqual": "*",
        "status": "unaffected",
        "versionType": "original_commit_for_fix"
      }
    ]
  }
]

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05 Aug 2026 09:17Current
CVSS 3.17.8
EPSS0.0015
43