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CVE-2026-52912 netfilter: nf_queue: hold bridge skb->dev while queued

🗓️ 24 Jun 2026 07:14:10Reported by LinuxType 
cvelist
 cvelist
🔗 www.cve.org👁 32 Views

CVE-2026-52912 fixes use-after-free by storing skb->dev in queue and holding a reference.

Related
Affected
Refs
[
  {
    "product": "Linux",
    "vendor": "Linux",
    "defaultStatus": "unaffected",
    "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
    "programFiles": [
      "include/net/netfilter/nf_queue.h",
      "net/netfilter/nf_queue.c",
      "net/netfilter/nfnetlink_queue.c"
    ],
    "versions": [
      {
        "version": "ac28634456867b23b95faccba7997a62ec430603",
        "lessThan": "950d809f154dca04e5fbe5d3c8b9c5e44769cd57",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "ac28634456867b23b95faccba7997a62ec430603",
        "lessThan": "a698ac8ab2561cf575d2d9f34095032651dd952e",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "ac28634456867b23b95faccba7997a62ec430603",
        "lessThan": "19924bdd8a45ebc72a7b84c57fd63057d1dc75ac",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "ac28634456867b23b95faccba7997a62ec430603",
        "lessThan": "1e5e20031c5eee8d2e490a90ff4d6a2feecfc3be",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "ac28634456867b23b95faccba7997a62ec430603",
        "lessThan": "3823c27099cfe2482299065814adbaa771be9644",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "ac28634456867b23b95faccba7997a62ec430603",
        "lessThan": "15d464265120ab9818bd673af301deee09bedab2",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "ac28634456867b23b95faccba7997a62ec430603",
        "lessThan": "3fb0f5c0f64162a8c3f25616a4f1e340b921737f",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "ac28634456867b23b95faccba7997a62ec430603",
        "lessThan": "e196115ec330a18de415bdb9f5071aa9f08e53ce",
        "status": "affected",
        "versionType": "git"
      }
    ]
  },
  {
    "product": "Linux",
    "vendor": "Linux",
    "defaultStatus": "affected",
    "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
    "programFiles": [
      "include/net/netfilter/nf_queue.h",
      "net/netfilter/nf_queue.c",
      "net/netfilter/nfnetlink_queue.c"
    ],
    "versions": [
      {
        "version": "4.7",
        "status": "affected"
      },
      {
        "version": "0",
        "lessThan": "4.7",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "5.10.259",
        "lessThanOrEqual": "5.10.*",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "5.15.209",
        "lessThanOrEqual": "5.15.*",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "6.1.175",
        "lessThanOrEqual": "6.1.*",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "6.6.142",
        "lessThanOrEqual": "6.6.*",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "6.12.92",
        "lessThanOrEqual": "6.12.*",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "6.18.34",
        "lessThanOrEqual": "6.18.*",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "7.0.11",
        "lessThanOrEqual": "7.0.*",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "7.1",
        "lessThanOrEqual": "*",
        "status": "unaffected",
        "versionType": "original_commit_for_fix"
      }
    ]
  }
]

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