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CVE-2026-43441 net: bonding: Fix nd_tbl NULL dereference when IPv6 is disabled

🗓️ 08 May 2026 14:22:09Reported by LinuxType 
cvelist
 cvelist
🔗 www.cve.org👁 26 Views

Bonding fix: avoid NULL dereference when IPv6 is disabled by checking ipv6 module before nd_tbl use.

Related
Affected
Refs
[
  {
    "product": "Linux",
    "vendor": "Linux",
    "defaultStatus": "unaffected",
    "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
    "programFiles": [
      "drivers/net/bonding/bond_main.c"
    ],
    "versions": [
      {
        "version": "4e24be018eb9dbcefa4b01c07e298b147dc1a4d7",
        "lessThan": "49dbfcb70eca5f6f9043594e1e323c74c39e3863",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "4e24be018eb9dbcefa4b01c07e298b147dc1a4d7",
        "lessThan": "cf6099ef493b94e140b0fad52482a78853115318",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "4e24be018eb9dbcefa4b01c07e298b147dc1a4d7",
        "lessThan": "c78f01abe535853f13f0b26cd5b1d2f19bf52e2f",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "4e24be018eb9dbcefa4b01c07e298b147dc1a4d7",
        "lessThan": "95faa1459b83fa544191e82ccc73856f03b7741f",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "4e24be018eb9dbcefa4b01c07e298b147dc1a4d7",
        "lessThan": "c9c238066fb254dabf65e27379f93c56112c5b96",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "4e24be018eb9dbcefa4b01c07e298b147dc1a4d7",
        "lessThan": "30021e969d48e5819d5ae56936c2f34c0f7ce997",
        "status": "affected",
        "versionType": "git"
      }
    ]
  },
  {
    "product": "Linux",
    "vendor": "Linux",
    "defaultStatus": "affected",
    "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
    "programFiles": [
      "drivers/net/bonding/bond_main.c"
    ],
    "versions": [
      {
        "version": "5.18",
        "status": "affected"
      },
      {
        "version": "0",
        "lessThan": "5.18",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "6.1.167",
        "lessThanOrEqual": "6.1.*",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "6.6.130",
        "lessThanOrEqual": "6.6.*",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "6.12.78",
        "lessThanOrEqual": "6.12.*",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "6.18.19",
        "lessThanOrEqual": "6.18.*",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "6.19.9",
        "lessThanOrEqual": "6.19.*",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "7.0",
        "lessThanOrEqual": "*",
        "status": "unaffected",
        "versionType": "original_commit_for_fix"
      }
    ]
  }
]

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11 May 2026 22:24Current
CVSS 3.17.5
EPSS0.00479
26