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CVE-2026-98122

🗓️ 25 Sep 2026 10:36:05Reported by LinuxType 
cve
 cve
🔗 web.nvd.nist.gov👁 38 Views

Use-after-free in Linux kernel vxlan_mdb_remote_src_del() via aliased MDB keys.

Related
Detection
Affected
Refs
Vulners
CNA
Node
OR
linuxlinux_kernelRange6.4–6.6.158
linuxlinux_kernelRange6.7.0–6.12.111
linuxlinux_kernelRange6.13.0–6.18.53
linuxlinux_kernelRange6.19.0–7.2.7
linuxlinux_kernelRange7.3.0–7.3-rc2
[
  {
    "product": "Linux",
    "vendor": "Linux",
    "defaultStatus": "unaffected",
    "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
    "programFiles": [
      "drivers/net/vxlan/vxlan_mdb.c",
      "tools/testing/selftests/net/test_vxlan_mdb.sh"
    ],
    "versions": [
      {
        "version": "a3a48de5eade770e911d35291217bdd69ce04ef1",
        "lessThan": "069d5527bb0f229e528fa88c6b72f15060c373f2",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "a3a48de5eade770e911d35291217bdd69ce04ef1",
        "lessThan": "e12c903fd13c6261b98ca18d8f70ac26e739e2f8",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "a3a48de5eade770e911d35291217bdd69ce04ef1",
        "lessThan": "74e2a56c82209b0335b53e25f19f9b0590e2483d",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "a3a48de5eade770e911d35291217bdd69ce04ef1",
        "lessThan": "71203a41d6fa2fa0ea2f3a7541987958bd3694fd",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "a3a48de5eade770e911d35291217bdd69ce04ef1",
        "lessThan": "4aa61c88b4e292e10abdfd791334b8272108d68a",
        "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/vxlan/vxlan_mdb.c",
      "tools/testing/selftests/net/test_vxlan_mdb.sh"
    ],
    "versions": [
      {
        "version": "6.4",
        "status": "affected"
      },
      {
        "version": "0",
        "lessThan": "6.4",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "6.6.158",
        "lessThanOrEqual": "6.6.*",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "6.12.111",
        "lessThanOrEqual": "6.12.*",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "6.18.53",
        "lessThanOrEqual": "6.18.*",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "7.2.7",
        "lessThanOrEqual": "7.2.*",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "7.3-rc2",
        "lessThanOrEqual": "*",
        "status": "unaffected",
        "versionType": "original_commit_for_fix"
      }
    ]
  }
]

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03 Oct 2026 11:18Current
7.2High risk
Vulners AI Score7.2
CVSS 3.17.8
EPSS0.00125
38