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CVE-2025-40075 tcp_metrics: use dst_dev_net_rcu()

🗓️ 28 Oct 2025 11:48:41Reported by LinuxType 
cvelist
 cvelist
🔗 www.cve.org👁 3 Views

CVE-2025-40075: tcp_metrics uses dst_dev_net_rcu and replaces three dst_dev() with a lockdep-enabled helper.

Related
Affected
Refs
[
  {
    "product": "Linux",
    "vendor": "Linux",
    "defaultStatus": "unaffected",
    "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
    "programFiles": [
      "net/ipv4/tcp_metrics.c"
    ],
    "versions": [
      {
        "version": "4a6ce2b6f2ecabbddcfe47e7cf61dd0f00b10e36",
        "lessThan": "4b89397807eb04986427c4786d065e9442834ad4",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "4a6ce2b6f2ecabbddcfe47e7cf61dd0f00b10e36",
        "lessThan": "07613a95326ebad2d1b88d883cd72546025a4f3e",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "4a6ce2b6f2ecabbddcfe47e7cf61dd0f00b10e36",
        "lessThan": "50c127a69cd6285300931853b352a1918cfa180f",
        "status": "affected",
        "versionType": "git"
      }
    ]
  },
  {
    "product": "Linux",
    "vendor": "Linux",
    "defaultStatus": "affected",
    "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
    "programFiles": [
      "net/ipv4/tcp_metrics.c"
    ],
    "versions": [
      {
        "version": "4.13",
        "status": "affected"
      },
      {
        "version": "0",
        "lessThan": "4.13",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "6.12.63",
        "lessThanOrEqual": "6.12.*",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "6.17.3",
        "lessThanOrEqual": "6.17.*",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "6.18",
        "lessThanOrEqual": "*",
        "status": "unaffected",
        "versionType": "original_commit_for_fix"
      }
    ]
  }
]

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11 May 2026 21:41Current
EPSS0.00161
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