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CVE-2026-98230 xfrm: use hlist_del_init_rcu for state_cache and state_cache_input

🗓️ 06 Oct 2026 08:45:04Reported by LinuxType 
cvelist
 cvelist
🔗 www.cve.org👁 33 Views

Write and read use-after-free in Linux kernel xfrm via state_cache and state_cache_input.

Related
Affected
Refs
[
  {
    "product": "Linux",
    "vendor": "Linux",
    "defaultStatus": "unaffected",
    "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
    "programFiles": [
      "net/xfrm/xfrm_state.c"
    ],
    "versions": [
      {
        "version": "aa48a18fdb0911572d133057cd579db704b87da4",
        "lessThan": "fb38fb7420d5f7192f9e2b6ac835ede149cd7ac5",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "0045e3d80613cc7174dc15f189ee6fc4e73b9365",
        "lessThan": "4748c27e2e6a1969e02f1df46e62f79d2799b80b",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "0045e3d80613cc7174dc15f189ee6fc4e73b9365",
        "lessThan": "9b74a47a4cbd0d29faff4f3b199212c73e6b6220",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "0045e3d80613cc7174dc15f189ee6fc4e73b9365",
        "lessThan": "2afb8dc1f4390f164db8352f8e685e126e9db566",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "5e4334dc39443645415450163ff5ff1ee7e79784",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "6.12.13",
        "lessThan": "6.12.112",
        "status": "affected",
        "versionType": "semver"
      }
    ]
  },
  {
    "product": "Linux",
    "vendor": "Linux",
    "defaultStatus": "affected",
    "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
    "programFiles": [
      "net/xfrm/xfrm_state.c"
    ],
    "versions": [
      {
        "version": "6.13",
        "status": "affected"
      },
      {
        "version": "0",
        "lessThan": "6.13",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "6.12.112",
        "lessThanOrEqual": "6.12.*",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "6.18.54",
        "lessThanOrEqual": "6.18.*",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "7.2.8",
        "lessThanOrEqual": "7.2.*",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "7.3",
        "lessThanOrEqual": "*",
        "status": "unaffected",
        "versionType": "original_commit_for_fix"
      }
    ]
  }
]

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19 Oct 2026 09:16Current
CVSS 3.17
EPSS0.00118
33