{
  "affected": [
    {
      "ranges": [
        {
          "events": [
            {
              "introduced": "d180e0a1be6cea2b7436fadbd1c96aecdf3c46c7"
            },
            {
              "fixed": "0b570a059cf42ad6e2eb632f47c23813d58d8303"
            },
            {
              "fixed": "6dfb0771429a63db8561d44147f2bb76f93e1c86"
            }
          ],
          "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
          "type": "GIT"
        }
      ]
    }
  ],
  "database_specific": {
    "cna_assigner": "Linux",
    "osv_generated_from": "https://github.com/CVEProject/cvelistV5/tree/main/cves/2023/52xxx/CVE-2023-52937.json"
  },
  "details": "In the Linux kernel, the following vulnerability has been resolved:\n\nHV: hv_balloon: fix memory leak with using debugfs_lookup()\n\nWhen calling debugfs_lookup() the result must have dput() called on it,\notherwise the memory will leak over time.  To make things simpler, just\ncall debugfs_lookup_and_remove() instead which handles all of the logic\nat once.",
  "id": "CVE-2023-52937",
  "modified": "2026-04-01T23:09:56.448886082Z",
  "published": "2025-03-27T16:37:16.742Z",
  "references": [
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/0b570a059cf42ad6e2eb632f47c23813d58d8303"
    },
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/6dfb0771429a63db8561d44147f2bb76f93e1c86"
    },
    {
      "type": "ADVISORY",
      "url": "https://github.com/CVEProject/cvelistV5/tree/main/cves/2023/52xxx/CVE-2023-52937.json"
    },
    {
      "type": "ADVISORY",
      "url": "https://nvd.nist.gov/vuln/detail/CVE-2023-52937"
    },
    {
      "type": "PACKAGE",
      "url": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git"
    }
  ],
  "schema_version": "1.7.3",
  "severity": [
    {
      "score": "CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H",
      "type": "CVSS_V3"
    }
  ],
  "summary": "HV: hv_balloon: fix memory leak with using debugfs_lookup()"
}