{
  "affected": [
    {
      "ranges": [
        {
          "events": [
            {
              "introduced": "2265c141086474bbae55a5bb3afa1ebb78ccaa7c"
            },
            {
              "fixed": "a3f3f1ec8aad84c5dd386c430b9c61cddd85b18f"
            },
            {
              "fixed": "e2ec4c712d19141ca7bf7fbbb1d842f73abaa186"
            },
            {
              "fixed": "9a1a8ed4facfe843bde6fdfcf7af0e9923eb2e17"
            },
            {
              "fixed": "6de089b545db013433cf934bb4e4433dec2dd65f"
            },
            {
              "fixed": "30bda3ef4b0cac777f1a7c314cd08b8ff6437365"
            },
            {
              "fixed": "ae7aeb0ce3c0ebbe357ed525779acac197a18086"
            },
            {
              "fixed": "17e3a441111cd1a530cd6ee69a22f3161d80d810"
            },
            {
              "fixed": "a340a51ed801eab7bb454150c226323b865263cc"
            }
          ],
          "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
          "type": "GIT"
        }
      ]
    },
    {
      "package": {
        "ecosystem": "Linux",
        "name": "Kernel"
      },
      "ranges": [
        {
          "events": [
            {
              "introduced": "3.1.0"
            },
            {
              "fixed": "5.10.258"
            }
          ],
          "type": "ECOSYSTEM"
        },
        {
          "events": [
            {
              "introduced": "5.11.0"
            },
            {
              "fixed": "5.15.209"
            }
          ],
          "type": "ECOSYSTEM"
        },
        {
          "events": [
            {
              "introduced": "5.16.0"
            },
            {
              "fixed": "6.1.175"
            }
          ],
          "type": "ECOSYSTEM"
        },
        {
          "events": [
            {
              "introduced": "6.2.0"
            },
            {
              "fixed": "6.6.142"
            }
          ],
          "type": "ECOSYSTEM"
        },
        {
          "events": [
            {
              "introduced": "6.7.0"
            },
            {
              "fixed": "6.12.92"
            }
          ],
          "type": "ECOSYSTEM"
        },
        {
          "events": [
            {
              "introduced": "6.13.0"
            },
            {
              "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/2026/52xxx/CVE-2026-52926.json"
  },
  "details": "In the Linux kernel, the following vulnerability has been resolved:\n\nbatman-adv: clear current gateway during teardown\n\nbatadv_gw_node_free() removes the gateway list entries during mesh teardown,\nbut it does not clear the currently selected gateway. This leaves stale\ngateway state behind across cleanup and can break a later mesh recreation.\n\nClear bat_priv-\u003egw.curr_gw before walking the gateway list so the selected\ngateway reference is dropped as part of teardown.",
  "id": "CVE-2026-52926",
  "modified": "2026-08-12T03:51:14.961416701Z",
  "published": "2026-06-24T07:14:20.057Z",
  "references": [
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/17e3a441111cd1a530cd6ee69a22f3161d80d810"
    },
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/30bda3ef4b0cac777f1a7c314cd08b8ff6437365"
    },
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/6de089b545db013433cf934bb4e4433dec2dd65f"
    },
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/9a1a8ed4facfe843bde6fdfcf7af0e9923eb2e17"
    },
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/a340a51ed801eab7bb454150c226323b865263cc"
    },
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/a3f3f1ec8aad84c5dd386c430b9c61cddd85b18f"
    },
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/ae7aeb0ce3c0ebbe357ed525779acac197a18086"
    },
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/e2ec4c712d19141ca7bf7fbbb1d842f73abaa186"
    },
    {
      "type": "ADVISORY",
      "url": "https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/52xxx/CVE-2026-52926.json"
    },
    {
      "type": "ADVISORY",
      "url": "https://nvd.nist.gov/vuln/detail/CVE-2026-52926"
    },
    {
      "type": "PACKAGE",
      "url": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git"
    }
  ],
  "schema_version": "1.9.0",
  "summary": "batman-adv: clear current gateway during teardown"
}