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EUVD-2025-203929

🗓️ 17 Dec 2025 19:18:08Reported by EUVDType 
euvd
 euvd
🔗 euvd.enisa.europa.eu👁 6 Views

RIOT OS IPv6 fragmentation reassembly causes NULL pointer dereference DoS on empty-payload fragments; fixed in 2025.10.

Related
Affected
Refs
ReporterTitlePublishedViews
Family
cnnvd
CNNVD
RIOT 代码问题漏洞
17 Dec 202500:00
cnnvd
cve
CVE
CVE-2025-66646
17 Dec 202519:18
cve
cvelist
Cvelist
CVE-2025-66646 RIOT-OS has NULL pointer dereference in gnrc_ipv6_ext_frag_reass
17 Dec 202519:18
cvelist
nvd
NVD
CVE-2025-66646
17 Dec 202520:15
nvd
ptsecurity
Positive Technologies
PT-2025-51877
17 Dec 202500:00
ptsecurity
redhatcve
RedhatCVE
CVE-2025-66646
18 Dec 202519:44
redhatcve
vulnrichment
Vulnrichment
CVE-2025-66646 RIOT-OS has NULL pointer dereference in gnrc_ipv6_ext_frag_reass
17 Dec 202519:18
vulnrichment
[
  {
    "enisaIdVendor": [
      {
        "id": "dec41154-b18f-357f-83fc-80ae2452224d",
        "vendor": {
          "name": "RIOT-OS"
        }
      }
    ],
    "enisaIdProduct": [
      {
        "id": "5ae3710a-fae9-3d3a-b5fd-bf806794f03b",
        "product": {
          "name": "RIOT"
        },
        "product_version": "< 2025.10"
      }
    ]
  }
]

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17 Dec 2025 20:30Current
6.4Medium risk
Vulners AI Score6.4
CVSS 46.3
EPSS0.00593
SSVC
6