ghsa-xrxh-pcqg-5r4x
Vulnerability from github
Published
2025-10-28 12:30
Modified
2025-10-29 15:31
Details

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

ocfs2: fix double free in user_cluster_connect()

user_cluster_disconnect() frees "conn->cc_private" which is "lc" but then the error handling frees "lc" a second time. Set "lc" to NULL on this path to avoid a double free.

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{
  "affected": [],
  "aliases": [
    "CVE-2025-40055"
  ],
  "database_specific": {
    "cwe_ids": [],
    "github_reviewed": false,
    "github_reviewed_at": null,
    "nvd_published_at": "2025-10-28T12:15:39Z",
    "severity": null
  },
  "details": "In the Linux kernel, the following vulnerability has been resolved:\n\nocfs2: fix double free in user_cluster_connect()\n\nuser_cluster_disconnect() frees \"conn-\u003ecc_private\" which is \"lc\" but then\nthe error handling frees \"lc\" a second time.  Set \"lc\" to NULL on this\npath to avoid a double free.",
  "id": "GHSA-xrxh-pcqg-5r4x",
  "modified": "2025-10-29T15:31:53Z",
  "published": "2025-10-28T12:30:17Z",
  "references": [
    {
      "type": "ADVISORY",
      "url": "https://nvd.nist.gov/vuln/detail/CVE-2025-40055"
    },
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/283333079d96c84baa91f0c62b5e0cbec246b7a2"
    },
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/694d5b401036a614f8080085a9de6f86ff0742dc"
    },
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/7e76fe9dfadbc00364d7523d5a109e9d3e4a7db2"
    },
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/827c8efa0d1afe817b90f3618afff552e88348d2"
    },
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/892f41e12c8689130d552a9eb2b77bafd26484ab"
    },
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/8f45f089337d924db24397f55697cda0e6960516"
    },
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/bfe011297ddd2d0cd64752978baaa0c04cd20573"
    },
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/f992bc72f681c32a682d474a29c2135a64d4f4e5"
    }
  ],
  "schema_version": "1.4.0",
  "severity": []
}


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