{
  "affected": [
    {
      "ranges": [
        {
          "events": [
            {
              "introduced": "960f9df7c620ecb6030aff1d9a6c3d67598b8290"
            },
            {
              "fixed": "5dc297652dbc557eba7ca7d6a4c5f1940dffffb1"
            },
            {
              "fixed": "47e91fdfa511139f2549687edb0d8649b123227b"
            }
          ],
          "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
          "type": "GIT"
        }
      ]
    },
    {
      "package": {
        "ecosystem": "Linux",
        "name": "Kernel"
      },
      "ranges": [
        {
          "events": [
            {
              "introduced": "6.2.0"
            },
            {
              "fixed": "6.2.1"
            }
          ],
          "type": "ECOSYSTEM"
        }
      ]
    }
  ],
  "database_specific": {
    "cna_assigner": "Linux",
    "osv_generated_from": "https://github.com/CVEProject/cvelistV5/tree/main/cves/2023/53xxx/CVE-2023-53459.json"
  },
  "details": "In the Linux kernel, the following vulnerability has been resolved:\n\nHID: mcp-2221: prevent UAF in delayed work\n\nIf the device is plugged/unplugged without giving time for mcp_init_work()\nto complete, we might kick in the devm free code path and thus have\nunavailable struct mcp_2221 while in delayed work.\n\nCanceling the delayed_work item is enough to solve the issue, because\ncancel_delayed_work_sync will prevent the work item to requeue itself.",
  "id": "CVE-2023-53459",
  "modified": "2026-07-15T01:49:05.347872739Z",
  "published": "2025-10-01T11:42:30.648Z",
  "references": [
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/47e91fdfa511139f2549687edb0d8649b123227b"
    },
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/5dc297652dbc557eba7ca7d6a4c5f1940dffffb1"
    },
    {
      "type": "ADVISORY",
      "url": "https://github.com/CVEProject/cvelistV5/tree/main/cves/2023/53xxx/CVE-2023-53459.json"
    },
    {
      "type": "ADVISORY",
      "url": "https://nvd.nist.gov/vuln/detail/CVE-2023-53459"
    },
    {
      "type": "PACKAGE",
      "url": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git"
    }
  ],
  "schema_version": "1.8.0",
  "summary": "HID: mcp-2221: prevent UAF in delayed work"
}