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CVE-2026-10638 Use-after-free in Zephyr ICMPv6 RX path when updating statistics after sending an echo reply or error

🗓️ 16 Jun 2026 13:16:14Reported by zephyrType 
cvelist
 cvelist
🔗 www.cve.org👁 24 Views

Zephyr ICMPv6 use-after-free; cache interface before send to prevent freed packet dereference.

Related
Affected
Refs
ReporterTitlePublishedViews
Family
CVE
CVE-2026-10638
16 Jun 202613:16
cve
EUVD
EUVD-2026-37115
16 Jun 202613:16
euvd
NVD
CVE-2026-10638
16 Jun 202615:16
nvd
Positive Technologies
PT-2026-49711
16 Jun 202600:00
ptsecurity
Vulnrichment
CVE-2026-10638 Use-after-free in Zephyr ICMPv6 RX path when updating statistics after sending an echo reply or error
16 Jun 202613:16
vulnrichment
[
  {
    "vendor": "zephyrproject",
    "product": "zephyr",
    "collectionURL": "https://github.com/zephyrproject-rtos/zephyr",
    "packageName": "zephyr",
    "defaultStatus": "unaffected",
    "versions": [
      {
        "version": "4.2.0",
        "status": "affected",
        "lessThan": "4.5.0",
        "versionType": "semver"
      }
    ]
  }
]

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