icmp: Fix a data-race around sysctl_icmp_errors_use_inbound_ifaddr.

{
  "id": "63cd12971baf6c5cc632bc4e33020996ca166c4bcf8926e9f9ef993126d70954",
  "url": "https://osv.dev/vulnerability/CVE-2022-49632",
  "method": "structured",
  "payload": {
    "kind": "advisory",
    "title": "icmp: Fix a data-race around sysctl_icmp_errors_use_inbound_ifaddr.",
    "summary": "In the Linux kernel, the following vulnerability has been resolved: icmp: Fix a data-race around sysctl_icmp_errors_use_inbound_ifaddr. While reading sysctl_icmp_errors_use_inbound_ifaddr, it can be changed concurrently. Thus, we need to add READ_ONCE() to its reader.",
    "evidence": "osv:CVE-2022-49632",
    "products": [
      {
        "name": {
          "value": "Kernel",
          "evidence": "/affected/1/package/name"
        },
        "prerequisites": [],
        "fixed_versions": [
          {
            "value": "5.15.56",
            "evidence": "/affected/1/ranges"
          },
          {
            "value": "5.18.13",
            "evidence": "/affected/1/ranges"
          }
        ],
        "affected_versions": []
      }
    ],
    "severity": "medium",
    "structured": {
      "id": "CVE-2022-49632",
      "aliases": [
        "CVE-2022-49632"
      ],
      "metrics": [
        {
          "type": "CVSS_V3",
          "score": "CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:N/I:N/A:H"
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                  "fixed": "f9617844e4d5d6331dbce3fb19a24e5bda201e58"
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        {
          "ranges": [
            {
              "type": "ECOSYSTEM",
              "events": [
                {
                  "introduced": "2.6.12"
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                {
                  "fixed": "5.15.56"
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            {
              "type": "ECOSYSTEM",
              "events": [
                {
                  "introduced": "5.16.0"
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                {
                  "fixed": "5.18.13"
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              ]
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          ],
          "package": {
            "name": "Kernel",
            "ecosystem": "Linux"
          },
          "database_specific": {
            "source": "https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2022-49632.json"
          }
        }
      ],
      "modified": "2026-10-28T02:30:41.562687080Z",
      "provider": "osv",
      "references": [
        "https://git.kernel.org/stable/c/d2efabce81db7eed1c98fa1a3f203f0edd738ac3",
        "https://git.kernel.org/stable/c/de9490c32bc10020efdd1509689a28f197d6dfb8",
        "https://git.kernel.org/stable/c/f9617844e4d5d6331dbce3fb19a24e5bda201e58",
        "https://github.com/CVEProject/cvelistV5/tree/main/cves/2022/49xxx/CVE-2022-49632.json",
        "https://nvd.nist.gov/vuln/detail/CVE-2022-49632",
        "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git"
      ],
      "provider_metadata": {
        "cna_assigner": "Linux",
        "osv_generated_from": "https://github.com/CVEProject/cvelistV5/tree/main/cves/2022/49xxx/CVE-2022-49632.json"
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    "related_cves": [
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        "value": "CVE-2022-49632",
        "evidence": "/id"
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    "security_relevant": true,
    "severity_evidence": "/severity/0/score"
  },
  "source_id": "core-osv",
  "document_id": 508860,
  "published_at": "2025-02-26T02:23:44.227+00:00"
}