{
  "affected": [
    {
      "ranges": [
        {
          "events": [
            {
              "introduced": "d54bf877fd878ee45cbc88d399fb98b0b1c4484d"
            },
            {
              "fixed": "976c10d883a02968f3f58be0cee499d1fd2ba68a"
            },
            {
              "fixed": "81b558afda9321c1a70971a39071d156f3e26950"
            },
            {
              "fixed": "238320ad029a3eedabb86286a28cab55bca629b9"
            },
            {
              "fixed": "58f1025eca92734eadc063715b98f62538286468"
            },
            {
              "fixed": "863c32a83e4235eb0cbf6106f2b124e645302156"
            }
          ],
          "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
          "type": "GIT"
        }
      ]
    },
    {
      "package": {
        "ecosystem": "Linux",
        "name": "Kernel"
      },
      "ranges": [
        {
          "events": [
            {
              "introduced": "6.3.0"
            },
            {
              "fixed": "6.6.157"
            }
          ],
          "type": "ECOSYSTEM"
        },
        {
          "events": [
            {
              "introduced": "6.7.0"
            },
            {
              "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-2026-89473.json"
  },
  "details": "In the Linux kernel, the following vulnerability has been resolved:\n\npower: supply: bq25890: Fix power_supply reference leak\n\nbq25890_fw_probe() acquires a reference to a secondary charger using\npower_supply_get_by_name(), but the reference is not released on later\nprobe failures or on driver detach.\n\nIn particular, failures after bq25890_fw_probe() returns successfully,\nsuch as a failure in bq25890_hw_init(), also leak the reference.\n\nRegister a device-managed cleanup action immediately after acquiring\nthe secondary charger. This releases the reference on all subsequent\nprobe failures and on driver detach.\n\nFound by code review.",
  "id": "CVE-2026-89473",
  "modified": "2026-09-15T03:30:48.157920834Z",
  "published": "2026-09-11T19:43:31.214Z",
  "references": [
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/238320ad029a3eedabb86286a28cab55bca629b9"
    },
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/58f1025eca92734eadc063715b98f62538286468"
    },
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/81b558afda9321c1a70971a39071d156f3e26950"
    },
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/863c32a83e4235eb0cbf6106f2b124e645302156"
    },
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/976c10d883a02968f3f58be0cee499d1fd2ba68a"
    },
    {
      "type": "ADVISORY",
      "url": "https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/89xxx/CVE-2026-89473.json"
    },
    {
      "type": "ADVISORY",
      "url": "https://nvd.nist.gov/vuln/detail/CVE-2026-89473"
    },
    {
      "type": "PACKAGE",
      "url": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git"
    }
  ],
  "schema_version": "1.9.0",
  "summary": "power: supply: bq25890: Fix power_supply reference leak"
}