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CVE-2026-10665 Heap buffer overflow on WireGuard receive path via unbounded incoming packet length

🗓️ 12 Jul 2026 16:16:49Reported by zephyrType 
cvelist
 cvelist
🔗 www.cve.org👁 9 Views

WireGuard 4.4.0 in Zephyr allows heap overflow from unbounded length; fix bounds and linearize.

Related
Affected
Refs
ReporterTitlePublishedViews
Family
Circl
CVE-2026-10665
12 Jul 202617:35
circl
CVE
CVE-2026-10665
12 Jul 202616:16
cve
EUVD
EUVD-2026-43242
12 Jul 202616:16
euvd
NVD
CVE-2026-10665
12 Jul 202617:16
nvd
Positive Technologies
PT-2026-57567
12 Jul 202600:00
ptsecurity
[
  {
    "vendor": "zephyrproject",
    "product": "zephyr",
    "collectionURL": "https://github.com/zephyrproject-rtos/zephyr",
    "packageName": "zephyr",
    "defaultStatus": "unaffected",
    "versions": [
      {
        "version": "4.4.0",
        "status": "affected",
        "lessThan": "4.5.0",
        "versionType": "semver"
      }
    ]
  }
]

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