{
  "affected": [
    {
      "ranges": [
        {
          "events": [
            {
              "introduced": "33a3bb4a3345bb511f9c69c913da95d4693e2a4e"
            },
            {
              "fixed": "5e7d0ac936354c36810e74ac3056b334ed1f4058"
            },
            {
              "fixed": "268078acae72daa12b17b2b299701cb9924e469a"
            },
            {
              "fixed": "58943b7ea356294749dae3e75b96c0ee292c00be"
            },
            {
              "fixed": "79bc0eaeef2c5797317bf2da8e3159a74d62ec47"
            },
            {
              "fixed": "26dfeee8db81354bfdade155f27f9e16510ad196"
            },
            {
              "fixed": "03660dab86f93319178a24667f6998526dc4355d"
            },
            {
              "fixed": "8634c1dbd73adb74d40533ebb7e914efb82e71fb"
            },
            {
              "fixed": "3d3cf6a7314aca4df0a6dde28ce784a2a30d0166"
            }
          ],
          "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
          "type": "GIT"
        }
      ]
    },
    {
      "package": {
        "ecosystem": "Linux",
        "name": "Kernel"
      },
      "ranges": [
        {
          "events": [
            {
              "introduced": "4.8.0"
            },
            {
              "fixed": "5.10.259"
            }
          ],
          "type": "ECOSYSTEM"
        },
        {
          "events": [
            {
              "introduced": "5.11.0"
            },
            {
              "fixed": "5.15.210"
            }
          ],
          "type": "ECOSYSTEM"
        },
        {
          "events": [
            {
              "introduced": "5.16.0"
            },
            {
              "fixed": "6.1.176"
            }
          ],
          "type": "ECOSYSTEM"
        },
        {
          "events": [
            {
              "introduced": "6.2.0"
            },
            {
              "fixed": "6.6.140"
            }
          ],
          "type": "ECOSYSTEM"
        },
        {
          "events": [
            {
              "introduced": "6.7.0"
            },
            {
              "fixed": "6.12.90"
            }
          ],
          "type": "ECOSYSTEM"
        },
        {
          "events": [
            {
              "introduced": "6.13.0"
            },
            {
              "fixed": "6.18.32"
            }
          ],
          "type": "ECOSYSTEM"
        },
        {
          "events": [
            {
              "introduced": "6.19.0"
            },
            {
              "fixed": "7.0.9"
            }
          ],
          "type": "ECOSYSTEM"
        }
      ]
    }
  ],
  "database_specific": {
    "cna_assigner": "Linux",
    "osv_generated_from": "https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/46xxx/CVE-2026-46208.json"
  },
  "details": "In the Linux kernel, the following vulnerability has been resolved:\n\nbatman-adv: stop tp_meter sessions during mesh teardown\n\nTP meter sessions remain linked on bat_priv-\u003etp_list after the netlink\nrequest has already finished. When the mesh interface is removed,\nbatadv_mesh_free() currently tears down the mesh without first draining\nthese sessions.\n\nA running sender thread or a late incoming tp_meter packet can then keep\nprocessing against a mesh instance which is already shutting down.\nSynchronize tp_meter with the mesh lifetime by stopping all active\nsessions from batadv_mesh_free() and waiting for sender threads to exit\nbefore teardown continues.",
  "id": "CVE-2026-46208",
  "modified": "2026-07-15T01:48:58.877063228Z",
  "published": "2026-05-28T09:40:26.341Z",
  "references": [
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/03660dab86f93319178a24667f6998526dc4355d"
    },
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/268078acae72daa12b17b2b299701cb9924e469a"
    },
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/26dfeee8db81354bfdade155f27f9e16510ad196"
    },
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/3d3cf6a7314aca4df0a6dde28ce784a2a30d0166"
    },
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/58943b7ea356294749dae3e75b96c0ee292c00be"
    },
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/5e7d0ac936354c36810e74ac3056b334ed1f4058"
    },
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/79bc0eaeef2c5797317bf2da8e3159a74d62ec47"
    },
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/8634c1dbd73adb74d40533ebb7e914efb82e71fb"
    },
    {
      "type": "ADVISORY",
      "url": "https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/46xxx/CVE-2026-46208.json"
    },
    {
      "type": "ADVISORY",
      "url": "https://nvd.nist.gov/vuln/detail/CVE-2026-46208"
    },
    {
      "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": "batman-adv: stop tp_meter sessions during mesh teardown"
}