{
  "affected": [
    {
      "ranges": [
        {
          "events": [
            {
              "introduced": "dca145ffaa8d39ea1904491ac81b92b7049372c0"
            },
            {
              "fixed": "5e38cee24f19d19280c68f1ac8bf6790d607f60a"
            },
            {
              "fixed": "50a1d3d097503a90cf84ebe120afcde37e9c33b3"
            },
            {
              "fixed": "064852663308c801861bd54789d81421fa4c2928"
            },
            {
              "fixed": "ce3731c61589ed73364a5b55ce34131762ef9b60"
            },
            {
              "fixed": "46deb91ac8a790286ad6d24cf92e7ab0ab2582bb"
            },
            {
              "fixed": "a11e5b3e7a59fde1a90b0eaeaa82320495cf8cae"
            }
          ],
          "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
          "type": "GIT"
        }
      ]
    }
  ],
  "database_specific": {
    "cna_assigner": "Linux",
    "osv_generated_from": "https://github.com/CVEProject/cvelistV5/tree/main/cves/2022/49xxx/CVE-2022-49571.json"
  },
  "details": "In the Linux kernel, the following vulnerability has been resolved:\n\ntcp: Fix data-races around sysctl_tcp_max_reordering.\n\nWhile reading sysctl_tcp_max_reordering, it can be changed\nconcurrently.  Thus, we need to add READ_ONCE() to its readers.",
  "id": "CVE-2022-49571",
  "modified": "2026-04-01T23:09:54.979533343Z",
  "published": "2025-02-26T02:23:14.182Z",
  "references": [
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/064852663308c801861bd54789d81421fa4c2928"
    },
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/46deb91ac8a790286ad6d24cf92e7ab0ab2582bb"
    },
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/50a1d3d097503a90cf84ebe120afcde37e9c33b3"
    },
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/5e38cee24f19d19280c68f1ac8bf6790d607f60a"
    },
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/a11e5b3e7a59fde1a90b0eaeaa82320495cf8cae"
    },
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/ce3731c61589ed73364a5b55ce34131762ef9b60"
    },
    {
      "type": "ADVISORY",
      "url": "https://github.com/CVEProject/cvelistV5/tree/main/cves/2022/49xxx/CVE-2022-49571.json"
    },
    {
      "type": "ADVISORY",
      "url": "https://nvd.nist.gov/vuln/detail/CVE-2022-49571"
    },
    {
      "type": "PACKAGE",
      "url": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git"
    }
  ],
  "schema_version": "1.7.3",
  "severity": [
    {
      "score": "CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:N/I:N/A:H",
      "type": "CVSS_V3"
    }
  ],
  "summary": "tcp: Fix data-races around sysctl_tcp_max_reordering."
}