{
  "affected": [
    {
      "ranges": [
        {
          "events": [
            {
              "introduced": "5b53951cfc85329d29df9d07b1e905f4563546a5"
            },
            {
              "fixed": "c647e2a21bbbaceda6cdb8a44a56f44d231dc4b4"
            },
            {
              "fixed": "02d999dc69b3918dba2414932b5d95f1f75c76cb"
            },
            {
              "fixed": "27414ff1b287ea9a2a11675149ec28e05539f3cc"
            }
          ],
          "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
          "type": "GIT"
        }
      ]
    },
    {
      "package": {
        "ecosystem": "Linux",
        "name": "Kernel"
      },
      "ranges": [
        {
          "events": [
            {
              "introduced": "5.13.0"
            },
            {
              "fixed": "6.18.34"
            }
          ],
          "type": "ECOSYSTEM"
        },
        {
          "events": [
            {
              "introduced": "6.19.0"
            },
            {
              "fixed": "7.0.11"
            }
          ],
          "type": "ECOSYSTEM"
        }
      ]
    }
  ],
  "database_specific": {
    "cna_assigner": "Linux",
    "osv_generated_from": "https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/64xxx/CVE-2026-64076.json"
  },
  "details": "In the Linux kernel, the following vulnerability has been resolved:\n\nnetfilter: bridge: eb_tables: close module init race\n\nsashiko reports for unrelated patch:\n Does the core ebtables initialization in ebtables.c suffer from a similar race?\n Once nf_register_sockopt() completes, the sockopts are exposed globally.\n\nsockopt has to be registered last, just like in ip/ip6/arptables.",
  "id": "CVE-2026-64076",
  "modified": "2026-07-22T05:30:05.325273415Z",
  "published": "2026-07-19T15:39:50.346Z",
  "references": [
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/02d999dc69b3918dba2414932b5d95f1f75c76cb"
    },
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/27414ff1b287ea9a2a11675149ec28e05539f3cc"
    },
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/c647e2a21bbbaceda6cdb8a44a56f44d231dc4b4"
    },
    {
      "type": "ADVISORY",
      "url": "https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/64xxx/CVE-2026-64076.json"
    },
    {
      "type": "ADVISORY",
      "url": "https://nvd.nist.gov/vuln/detail/CVE-2026-64076"
    },
    {
      "type": "PACKAGE",
      "url": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git"
    }
  ],
  "schema_version": "1.8.0",
  "severity": [
    {
      "score": "CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H",
      "type": "CVSS_V3"
    }
  ],
  "summary": "netfilter: bridge: eb_tables: close module init race"
}