ghsa-rcg6-223q-x4q3
Vulnerability from github
Published
2025-03-12 00:31
Modified
2025-03-12 00:31
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:

ipv4: Fix a data-race around sysctl_fib_sync_mem.

While reading sysctl_fib_sync_mem, it can be changed concurrently. So, we need to add READ_ONCE() to avoid a data-race.

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{
  "affected": [],
  "aliases": [
    "CVE-2022-49637"
  ],
  "database_specific": {
    "cwe_ids": [
      "CWE-362"
    ],
    "github_reviewed": false,
    "github_reviewed_at": null,
    "nvd_published_at": "2025-02-26T07:01:38Z",
    "severity": "MODERATE"
  },
  "details": "In the Linux kernel, the following vulnerability has been resolved:\n\nipv4: Fix a data-race around sysctl_fib_sync_mem.\n\nWhile reading sysctl_fib_sync_mem, it can be changed concurrently.\nSo, we need to add READ_ONCE() to avoid a data-race.",
  "id": "GHSA-rcg6-223q-x4q3",
  "modified": "2025-03-12T00:31:47Z",
  "published": "2025-03-12T00:31:47Z",
  "references": [
    {
      "type": "ADVISORY",
      "url": "https://nvd.nist.gov/vuln/detail/CVE-2022-49637"
    },
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/190cd4ff128373271e065afb20f1d2247b3f10c3"
    },
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/418b191d5f223a8cb6cab09eae1f72c04ba6adf2"
    },
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/73318c4b7dbd0e781aaababff17376b2894745c0"
    },
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/7c1acd98fb221dc0d847451b9ab86319f8b9916c"
    },
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/9be8aac91960ea32fd0e874758c9afee665c57d2"
    }
  ],
  "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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