ghsa-p435-prrh-xm57
Vulnerability from github
Published
2024-05-14 15:32
Modified
2024-05-14 15:32
Details

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

io_uring/af_unix: disable sending io_uring over sockets

File reference cycles have caused lots of problems for io_uring in the past, and it still doesn't work exactly right and races with unix_stream_read_generic(). The safest fix would be to completely disallow sending io_uring files via sockets via SCM_RIGHT, so there are no possible cycles invloving registered files and thus rendering SCM accounting on the io_uring side unnecessary.

Show details on source website


{
  "affected": [],
  "aliases": [
    "CVE-2023-52654"
  ],
  "database_specific": {
    "cwe_ids": [],
    "github_reviewed": false,
    "github_reviewed_at": null,
    "nvd_published_at": "2024-05-14T14:23:13Z",
    "severity": null
  },
  "details": "In the Linux kernel, the following vulnerability has been resolved:\n\nio_uring/af_unix: disable sending io_uring over sockets\n\nFile reference cycles have caused lots of problems for io_uring\nin the past, and it still doesn\u0027t work exactly right and races with\nunix_stream_read_generic(). The safest fix would be to completely\ndisallow sending io_uring files via sockets via SCM_RIGHT, so there\nare no possible cycles invloving registered files and thus rendering\nSCM accounting on the io_uring side unnecessary.",
  "id": "GHSA-p435-prrh-xm57",
  "modified": "2024-05-14T15:32:51Z",
  "published": "2024-05-14T15:32:51Z",
  "references": [
    {
      "type": "ADVISORY",
      "url": "https://nvd.nist.gov/vuln/detail/CVE-2023-52654"
    },
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/18824f592aad4124d79751bbc1500ea86ac3ff29"
    },
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/3fe1ea5f921bf5b71cbfdc4469fb96c05936610e"
    },
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/5a33d385eb36991a91e3dddb189d8679e2aac2be"
    },
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/705318a99a138c29a512a72c3e0043b3cd7f55f4"
    },
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/bcedd497b3b4a0be56f3adf7c7542720eced0792"
    },
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/f2f57f51b53be153a522300454ddb3887722fb2c"
    }
  ],
  "schema_version": "1.4.0",
  "severity": []
}


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