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CVE-2026-97958 net/sched: cls_api: Don't replay RTM_GETCHAIN in tc_ctl_chain().

🗓️ 25 Sep 2026 10:23:03Reported by LinuxType 
cvelist
 cvelist
🔗 www.cve.org👁 46 Views

Linux kernel net/sched cls_api DoS via RTM_GETCHAIN replay in tc_ctl_chain().

Related
Affected
Refs
[
  {
    "product": "Linux",
    "vendor": "Linux",
    "defaultStatus": "unaffected",
    "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
    "programFiles": [
      "net/sched/cls_api.c"
    ],
    "versions": [
      {
        "version": "2ed9db3074fcd8d12709fe40ff0e691d74229818",
        "lessThan": "240251a4ca7cda213103694b6e21c4a5745e5d8b",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "2ed9db3074fcd8d12709fe40ff0e691d74229818",
        "lessThan": "9a0f07f7dbd1bfe8c2fd03ad055e9e60a703d5df",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "2ed9db3074fcd8d12709fe40ff0e691d74229818",
        "lessThan": "6558b0d46c5941ed1aa67da8878e224c54239cc5",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "2ed9db3074fcd8d12709fe40ff0e691d74229818",
        "lessThan": "96c2fc5daf983af2e0c1256c31e89c1f3f855279",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "2ed9db3074fcd8d12709fe40ff0e691d74229818",
        "lessThan": "a1c2840d95af1fa3d83ba71e23fa0c674a4c6796",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "2ed9db3074fcd8d12709fe40ff0e691d74229818",
        "lessThan": "503ba58481e3ba69d28127d35a39cec529f9670c",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "2ed9db3074fcd8d12709fe40ff0e691d74229818",
        "lessThan": "e9ac395bb56122a057d0aa91a6b55d9e3fa37c26",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "2ed9db3074fcd8d12709fe40ff0e691d74229818",
        "lessThan": "dff39930ad5e53d202bfdfb14687d1d2fd753b4d",
        "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/sched/cls_api.c"
    ],
    "versions": [
      {
        "version": "4.19",
        "status": "affected"
      },
      {
        "version": "0",
        "lessThan": "4.19",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "5.10.271",
        "lessThanOrEqual": "5.10.*",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "5.15.222",
        "lessThanOrEqual": "5.15.*",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "6.1.189",
        "lessThanOrEqual": "6.1.*",
        "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-rc3",
        "lessThanOrEqual": "*",
        "status": "unaffected",
        "versionType": "original_commit_for_fix"
      }
    ]
  }
]

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