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CVE-2026-53184 udp: clear skb->dev before running a sockmap verdict

🗓️ 25 Jun 2026 08:38:58Reported by LinuxType 
cvelist
 cvelist
🔗 www.cve.org👁 38 Views

udp: clear skb->dev before running a sockmap verdict to avoid using dev_scratch as a device pointer.

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/udp.c"
    ],
    "versions": [
      {
        "version": "965b57b469a589d64d81b1688b38dcb537011bb0",
        "lessThan": "263779a6beff03b8b06f6d25566cb0f45af361f2",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "965b57b469a589d64d81b1688b38dcb537011bb0",
        "lessThan": "1b585673a2249f13678e7ac443ac683ba767e0b6",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "965b57b469a589d64d81b1688b38dcb537011bb0",
        "lessThan": "90d35188aaa92b8f8b23f66335e0e91bf60103a3",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "965b57b469a589d64d81b1688b38dcb537011bb0",
        "lessThan": "6822eed69572000a181fa4e31fceacc60918c471",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "965b57b469a589d64d81b1688b38dcb537011bb0",
        "lessThan": "7d6d92d000ebe3a845a17c165c1d3a70c5d84fe1",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "965b57b469a589d64d81b1688b38dcb537011bb0",
        "lessThan": "3c94f241f776562c489876ff506f366224565c21",
        "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/udp.c"
    ],
    "versions": [
      {
        "version": "6.0",
        "status": "affected"
      },
      {
        "version": "0",
        "lessThan": "6.0",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "6.1.176",
        "lessThanOrEqual": "6.1.*",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "6.6.143",
        "lessThanOrEqual": "6.6.*",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "6.12.94",
        "lessThanOrEqual": "6.12.*",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "6.18.36",
        "lessThanOrEqual": "6.18.*",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "7.0.13",
        "lessThanOrEqual": "7.0.*",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "7.1",
        "lessThanOrEqual": "*",
        "status": "unaffected",
        "versionType": "original_commit_for_fix"
      }
    ]
  }
]

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05 Aug 2026 12:33Current
CVSS 3.17.5
EPSS0.00479
38