Denial of Service Vulnerability in Silicon Labs WF200 and WGM160P Devices

{
  "id": "ef9e868308b869bc289bbc45fd6232e3204a4cb479bfcfac0025e73fdeb4fee6",
  "url": "https://osv.dev/vulnerability/CVE-2025-12986",
  "method": "structured",
  "payload": {
    "kind": "advisory",
    "title": "Denial of Service Vulnerability in Silicon Labs WF200 and WGM160P Devices",
    "summary": "When a WF200/WGM160P device is configured to operate as an Access Point, it may be vulnerable to a denial of service triggered by a malformed packet. The device may recover automatically or require a hard reset.",
    "evidence": "osv:CVE-2025-12986",
    "products": [],
    "severity": "medium",
    "structured": {
      "id": "CVE-2025-12986",
      "aliases": [
        "CVE-2025-12986"
      ],
      "metrics": [
        {
          "type": "CVSS_V4",
          "score": "CVSS:4.0/AV:A/AC:L/AT:P/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N"
        }
      ],
      "affected": [
        {
          "ranges": [
            {
              "repo": "https://github.com/siliconlabs/gecko_sdk",
              "type": "GIT",
              "events": [
                {
                  "introduced": "0"
                },
                {
                  "last_affected": "90fc93e1f95a10c981f0e49ca6787192e82fd8f2"
                }
              ],
              "database_specific": {
                "extracted_events": [
                  {
                    "range": [
                      {
                        "introduced": "0"
                      },
                      {
                        "last_affected": "4.5.0"
                      }
                    ],
                    "source": "AFFECTED_FIELD",
                    "strategy": "StandardRange"
                  }
                ]
              }
            }
          ],
          "versions": [
            "v4.5.0",
            "v4.4.6",
            "v4.4.5",
            "v4.4.4",
            "v4.4.3",
            "v4.4.2",
            "v4.4.1",
            "v4.3.2",
            "v4.4.0",
            "v4.3.1",
            "v4.2.3",
            "v4.3.0",
            "v4.2.2",
            "v4.2.1",
            "v4.2.0"
          ],
          "database_specific": {
            "source": "https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2025-12986.json"
          }
        }
      ],
      "modified": "2026-10-28T02:30:31.262581672Z",
      "provider": "osv",
      "references": [
        "https://github.com/CVEProject/cvelistV5/tree/main/cves/2025/12xxx/CVE-2025-12986.json",
        "https://nvd.nist.gov/vuln/detail/CVE-2025-12986",
        "https://community.silabs.com/068Vm00000akaGr",
        "https://github.com/SiliconLabs/gecko_sdk"
      ],
      "provider_metadata": {
        "cwe_ids": [
          "CWE-410"
        ],
        "cna_assigner": "Silabs",
        "osv_generated_from": "https://github.com/CVEProject/cvelistV5/tree/main/cves/2025/12xxx/CVE-2025-12986.json"
      }
    },
    "related_cves": [
      {
        "value": "CVE-2025-12986",
        "evidence": "/id"
      }
    ],
    "security_relevant": true,
    "severity_evidence": "/severity/0/score"
  },
  "source_id": "core-osv",
  "document_id": 498292,
  "published_at": "2025-12-04T21:55:59.291+00:00"
}