ghsa-f3w2-gcgx-qw4p
Vulnerability from github
Published
2025-03-10 21:31
Modified
2025-03-10 21:31
Severity ?
4.7 (Medium) - CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:N/I:N/A:H
Details

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

tcp: Fix data-races around sysctl_tcp_fastopen.

While reading sysctl_tcp_fastopen, it can be changed concurrently. Thus, we need to add READ_ONCE() to its readers.

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{
  "affected": [],
  "aliases": [
    "CVE-2022-49586"
  ],
  "database_specific": {
    "cwe_ids": [
      "CWE-362"
    ],
    "github_reviewed": false,
    "github_reviewed_at": null,
    "nvd_published_at": "2025-02-26T07:01:34Z",
    "severity": "MODERATE"
  },
  "details": "In the Linux kernel, the following vulnerability has been resolved:\n\ntcp: Fix data-races around sysctl_tcp_fastopen.\n\nWhile reading sysctl_tcp_fastopen, it can be changed concurrently.\nThus, we need to add READ_ONCE() to its readers.",
  "id": "GHSA-f3w2-gcgx-qw4p",
  "modified": "2025-03-10T21:31:11Z",
  "published": "2025-03-10T21:31:11Z",
  "references": [
    {
      "type": "ADVISORY",
      "url": "https://nvd.nist.gov/vuln/detail/CVE-2022-49586"
    },
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/03da610696a32578fc4f986479341ce9d430df08"
    },
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/22938534c611136f35e2ca545bb668073ca5ef49"
    },
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/25d53d858a6c0b89a6e69e376c2a57c4f4c2c8cc"
    },
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/448ab998947996a0a451f8229f19087964cf2670"
    },
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/539d9ab79eba3974b479cad61a8688c41fe62e12"
    },
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/5a54213318c43f4009ae158347aa6016e3b9b55a"
    }
  ],
  "schema_version": "1.4.0",
  "severity": [
    {
      "score": "CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:N/I:N/A:H",
      "type": "CVSS_V3"
    }
  ]
}


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