{
  "affected": [
    {
      "ranges": [
        {
          "events": [
            {
              "introduced": "bc407334e9a6a745de5360395282beb2690adf48"
            },
            {
              "fixed": "d3c1316d84e0a036890b00ae6e4c0b0b80f70c25"
            },
            {
              "fixed": "95342d26f9c6b68a46ab57fa48428a3c4a423dd7"
            },
            {
              "fixed": "8648e29e5c01b6b677c704049189287e27255ccb"
            },
            {
              "fixed": "f9324d670ae0b88cbfb0aa48fcaefa5baeb8da4c"
            }
          ],
          "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
          "type": "GIT"
        }
      ]
    },
    {
      "package": {
        "ecosystem": "Linux",
        "name": "Kernel"
      },
      "ranges": [
        {
          "events": [
            {
              "introduced": "3.13.0"
            },
            {
              "fixed": "6.12.109"
            }
          ],
          "type": "ECOSYSTEM"
        },
        {
          "events": [
            {
              "introduced": "6.13.0"
            },
            {
              "fixed": "6.18.50"
            }
          ],
          "type": "ECOSYSTEM"
        },
        {
          "events": [
            {
              "introduced": "6.19.0"
            },
            {
              "fixed": "7.2.4"
            }
          ],
          "type": "ECOSYSTEM"
        }
      ]
    }
  ],
  "database_specific": {
    "cna_assigner": "Linux",
    "osv_generated_from": "https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/89xxx/CVE-2026-89504.json"
  },
  "details": "In the Linux kernel, the following vulnerability has been resolved:\n\nregulator: as3722_get_regulator_dt_data: fix premature of_node_put leaving dangling of_node pointer\n\nIn as3722_get_regulator_dt_data(), of_get_child_by_name() acquires a\nreference on np, which is then assigned to pdev-\u003edev.of_node. The\nfunction immediately calls of_node_put(np), releasing the reference and\nleaving pdev-\u003edev.of_node as a dangling pointer.\n\nRemove the of_node_put(np) call to let the device hold the reference.",
  "id": "CVE-2026-89504",
  "modified": "2026-09-13T03:30:28.437473989Z",
  "published": "2026-09-11T19:43:52.024Z",
  "references": [
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/8648e29e5c01b6b677c704049189287e27255ccb"
    },
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/95342d26f9c6b68a46ab57fa48428a3c4a423dd7"
    },
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/d3c1316d84e0a036890b00ae6e4c0b0b80f70c25"
    },
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/f9324d670ae0b88cbfb0aa48fcaefa5baeb8da4c"
    },
    {
      "type": "ADVISORY",
      "url": "https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/89xxx/CVE-2026-89504.json"
    },
    {
      "type": "ADVISORY",
      "url": "https://nvd.nist.gov/vuln/detail/CVE-2026-89504"
    },
    {
      "type": "PACKAGE",
      "url": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git"
    }
  ],
  "schema_version": "1.9.0",
  "summary": "regulator: as3722_get_regulator_dt_data: fix premature of_node_put leaving dangling of_node pointer"
}