ghsa-2h3h-p2mp-rw5q
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:

cifs: prevent use-after-free by freeing the cfile later

In smb2_compound_op we have a possible use-after-free which can cause hard to debug problems later on.

This was revealed during stress testing with KASAN enabled kernel. Fixing it by moving the cfile free call to a few lines below, after the usage.

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{
  "affected": [],
  "aliases": [
    "CVE-2023-53377"
  ],
  "database_specific": {
    "cwe_ids": [],
    "github_reviewed": false,
    "github_reviewed_at": null,
    "nvd_published_at": "2025-09-18T14:15:40Z",
    "severity": null
  },
  "details": "In the Linux kernel, the following vulnerability has been resolved:\n\ncifs: prevent use-after-free by freeing the cfile later\n\nIn smb2_compound_op we have a possible use-after-free\nwhich can cause hard to debug problems later on.\n\nThis was revealed during stress testing with KASAN enabled\nkernel. Fixing it by moving the cfile free call to\na few lines below, after the usage.",
  "id": "GHSA-2h3h-p2mp-rw5q",
  "modified": "2025-09-18T15:30:34Z",
  "published": "2025-09-18T15:30:34Z",
  "references": [
    {
      "type": "ADVISORY",
      "url": "https://nvd.nist.gov/vuln/detail/CVE-2023-53377"
    },
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/33f736187d08f6bc822117629f263b97d3df4165"
    },
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/4fe07d55a5461e66a55fbefb57f85ff0facea32b"
    },
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/b6353518ef8180816e863aa23b06456f395404d6"
    },
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/d017880782cf71f8820ee4a2002843893176501d"
    }
  ],
  "schema_version": "1.4.0",
  "severity": []
}


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