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EUVD-2026-55854

🗓️ 10 Aug 2026 22:55:17Reported by EUVDType 
euvd
 euvd
🔗 euvd.enisa.europa.eu👁 5 Views

The UpdateHub over-the-air update client's start_coap_client() in subsys/mgmt/updatehub/updatehub.c leaks the CoAP/DTLS socket descriptor on its connection-setup failure paths. The shared error: cleanup gated socket closing on a ret > 0 flag, b...

Related
Affected
Refs
ReporterTitlePublishedViews
Family
attackerkb
ATTACKERKB
CVE-2026-11811
10 Aug 202622:55
attackerkb
cve
CVE
CVE-2026-11811
10 Aug 202622:55
cve
cvelist
Cvelist
CVE-2026-11811 Socket file-descriptor leak in UpdateHub OTA client start_coap_client() leading to resource-exhaustion DoS
10 Aug 202622:55
cvelist
nvd
NVD
CVE-2026-11811
10 Aug 202623:16
nvd
[
  {
    "enisaIdVendor": [
      {
        "id": "c6296f8f-db02-364d-a62a-1ef1ed2917cd",
        "vendor": {
          "name": "zephyrproject"
        }
      }
    ],
    "enisaIdProduct": [
      {
        "id": "091b4b32-05fe-39e7-b100-9f594822dd80",
        "product": {
          "name": "Zephyr",
          "vendor": {
            "name": "zephyrproject-rtos"
          }
        },
        "product_version": "2.0.0 <4.4.2"
      }
    ]
  }
]

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10 Aug 2026 22:55Current
5.4Medium risk
Vulners AI Score5.4
CVSS 3.13.7
5