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EUVD-2026-61175

🗓️ 18 Aug 2026 19:41:07Reported by EUVDType 
euvd
 euvd
🔗 euvd.enisa.europa.eu👁 3 Views

HL7800 modem driver overflow in AT response parsing enables kernel code execution via UART.

Related
Affected
Refs
ReporterTitlePublishedViews
Family
cve
CVE
CVE-2026-12520
18 Aug 202619:41
cve
cvelist
Cvelist
CVE-2026-12520 Stack buffer overflow and off-by-one writes in Zephyr HL7800 modem AT response handlers
18 Aug 202619:41
cvelist
nvd
NVD
CVE-2026-12520
18 Aug 202620:17
nvd
[
  {
    "enisaIdVendor": [
      {
        "id": "edbc8365-f97b-32ae-b472-5295fd3f2bc1",
        "vendor": {
          "name": "zephyrproject"
        }
      }
    ],
    "enisaIdProduct": [
      {
        "id": "3a359f0d-4986-3641-b8a2-407785ec4d67",
        "product": {
          "name": "Zephyr",
          "vendor": {
            "name": "zephyrproject-rtos"
          }
        },
        "product_version": "2.4.0 <4.4.2"
      }
    ]
  }
]

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18 Aug 2026 19:41Current
6.6Medium risk
Vulners AI Score6.6
CVSS 3.16.4
3