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CVE-2026-72419 netfilter: nf_nat: avoid invalid nat_net pointer use on failed nf_nat_init()

🗓️ 15 Aug 2026 05:56:39Reported by LinuxType 
cvelist
 cvelist
🔗 www.cve.org👁 32 Views

KASAN slab-out-of-bounds in nf_nat_register_fn when nat_net pointer used after failed nf_nat_init.

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/nf_nat_core.c"
    ],
    "versions": [
      {
        "version": "cbc1dd5b659f5a2c3cba88b197b7443679bb35a0",
        "lessThan": "359d8ff97362a4662356104540e4814bff9dad7c",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "cbc1dd5b659f5a2c3cba88b197b7443679bb35a0",
        "lessThan": "87f7a720de2545fdac29c85acb7163676feacdaf",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "cbc1dd5b659f5a2c3cba88b197b7443679bb35a0",
        "lessThan": "e794f633021defcfa98e17d73b955cd07590831f",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "cbc1dd5b659f5a2c3cba88b197b7443679bb35a0",
        "lessThan": "a73e7ac3f3b69e9581ec7bfd889ff3e9b8c773f7",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "cbc1dd5b659f5a2c3cba88b197b7443679bb35a0",
        "lessThan": "eb14aba91163c33d8c99f9d7c06690e08b56a250",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "cbc1dd5b659f5a2c3cba88b197b7443679bb35a0",
        "lessThan": "069cfe3de2a5e16069485893cd04665ab769c1d8",
        "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/netfilter/nf_nat_core.c"
    ],
    "versions": [
      {
        "version": "6.1",
        "status": "affected"
      },
      {
        "version": "0",
        "lessThan": "6.1",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "6.1.178",
        "lessThanOrEqual": "6.1.*",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "6.6.145",
        "lessThanOrEqual": "6.6.*",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "6.12.97",
        "lessThanOrEqual": "6.12.*",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "6.18.40",
        "lessThanOrEqual": "6.18.*",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "7.1.5",
        "lessThanOrEqual": "7.1.*",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "7.2",
        "lessThanOrEqual": "*",
        "status": "unaffected",
        "versionType": "original_commit_for_fix"
      }
    ]
  }
]

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17 Aug 2026 05:43Current
CVSS 3.17.8
EPSS0.00164
32