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CVE-2023-53304 netfilter: nft_set_rbtree: fix overlap expiration walk

🗓️ 16 Sep 2025 16:11:44Reported by LinuxType 
cvelist
 cvelist
🔗 www.cve.org👁 3 Views

Fixed overlap expiration walk in nft_set_rbtree; fixed lazy garbage collection and rbe_prev usage.

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/nft_set_rbtree.c"
    ],
    "versions": [
      {
        "version": "7ab87a326f20c52ff4d9972052d085be951c704b",
        "lessThan": "8284a79136c384059e85e278da2210b809730287",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "181859bdfb9734aca449512fccaee4cacce64aed",
        "lessThan": "acaee227cf79c45a5d2d49c3e9a66333a462802c",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "4aacf3d78424293e318c616016865380b37b9cc5",
        "lessThan": "893cb3c3513cf661a0ff45fe0cfa83fe27131f76",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "2bf1435fa19d2c58054391b3bba40d5510a5758c",
        "lessThan": "50cbb9d195c197af671869c8cadce3bd483735a0",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "318cb24a4c3fce8140afaf84e4d45fcb76fb280b",
        "lessThan": "89a4d1a89751a0fbd520e64091873e19cc0979e8",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "c9e6978e2725a7d4b6cd23b2facd3f11422c0643",
        "lessThan": "cd66733932399475fe933cb3ec03e687ed401462",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "c9e6978e2725a7d4b6cd23b2facd3f11422c0643",
        "lessThan": "f718863aca469a109895cb855e6b81fff4827d71",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "5.10.166",
        "lessThan": "5.10.190",
        "status": "affected",
        "versionType": "semver"
      },
      {
        "version": "5.15.91",
        "lessThan": "5.15.124",
        "status": "affected",
        "versionType": "semver"
      },
      {
        "version": "6.1.9",
        "lessThan": "6.1.43",
        "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/netfilter/nft_set_rbtree.c"
    ],
    "versions": [
      {
        "version": "6.2",
        "status": "affected"
      },
      {
        "version": "0",
        "lessThan": "6.2",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "5.10.190",
        "lessThanOrEqual": "5.10.*",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "5.15.124",
        "lessThanOrEqual": "5.15.*",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "6.1.43",
        "lessThanOrEqual": "6.1.*",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "6.4.8",
        "lessThanOrEqual": "6.4.*",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "6.5",
        "lessThanOrEqual": "*",
        "status": "unaffected",
        "versionType": "original_commit_for_fix"
      }
    ]
  }
]

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