ghsa-593m-cjxc-9623
Vulnerability from github
Published
2025-09-18 15:30
Modified
2025-09-18 15:30
Details

In the Linux kernel, the following vulnerability has been resolved:

NFSD: fix leaked reference count of nfsd4_ssc_umount_item

The reference count of nfsd4_ssc_umount_item is not decremented on error conditions. This prevents the laundromat from unmounting the vfsmount of the source file.

This patch decrements the reference count of nfsd4_ssc_umount_item on error.

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{
  "affected": [],
  "aliases": [
    "CVE-2023-53381"
  ],
  "database_specific": {
    "cwe_ids": [],
    "github_reviewed": false,
    "github_reviewed_at": null,
    "nvd_published_at": "2025-09-18T14:15:41Z",
    "severity": null
  },
  "details": "In the Linux kernel, the following vulnerability has been resolved:\n\nNFSD: fix leaked reference count of nfsd4_ssc_umount_item\n\nThe reference count of nfsd4_ssc_umount_item is not decremented\non error conditions. This prevents the laundromat from unmounting\nthe vfsmount of the source file.\n\nThis patch decrements the reference count of nfsd4_ssc_umount_item\non error.",
  "id": "GHSA-593m-cjxc-9623",
  "modified": "2025-09-18T15:30:34Z",
  "published": "2025-09-18T15:30:34Z",
  "references": [
    {
      "type": "ADVISORY",
      "url": "https://nvd.nist.gov/vuln/detail/CVE-2023-53381"
    },
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/2da50149981d05955e51c28e982e9ac29bd73417"
    },
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/34e8f9ec4c9ac235f917747b23a200a5e0ec857b"
    },
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/6c3c05402547aaca3edb23327b50f01a881831b9"
    },
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/80a15dc4a0214b55ca42675bb0bb2a8d857eb1d0"
    },
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/9f0df37520a27ad99eaacf38418b3d2bb5023105"
    }
  ],
  "schema_version": "1.4.0",
  "severity": []
}


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