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CVE-2026-10666 Stack buffer overflow in `net_ipaddr_parse()` IPv4 address-with-port parsing in `subsys/net/ip/utils.c`

🗓️ 12 Jul 2026 16:16:50Reported by zephyrType 
cvelist
 cvelist
🔗 www.cve.org👁 8 Views

CVE-2026-10666: IPv4 port parsing writes beyond the buffer due to a long suffix after the colon.

Related
Affected
Refs
ReporterTitlePublishedViews
Family
Circl
CVE-2026-10666
12 Jul 202617:07
circl
CVE
CVE-2026-10666
12 Jul 202616:16
cve
EUVD
EUVD-2026-43243
12 Jul 202616:16
euvd
NVD
CVE-2026-10666
12 Jul 202617:16
nvd
Positive Technologies
PT-2026-57568
12 Jul 202600:00
ptsecurity
[
  {
    "vendor": "zephyrproject",
    "product": "zephyr",
    "collectionURL": "https://github.com/zephyrproject-rtos/zephyr",
    "packageName": "zephyr",
    "defaultStatus": "unaffected",
    "versions": [
      {
        "version": "1.9.0",
        "status": "affected",
        "lessThan": "4.5.0",
        "versionType": "semver"
      }
    ]
  }
]

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