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CVE-2026-14258 Dhcpcd: dhcpcd infinite loop and out-of-bounds read via zero-length ipv6 nd option in router advertisement handling

🗓️ 01 Jul 2026 09:24:51Reported by redhatType 
cvelist
 cvelist
🔗 www.cve.org👁 9 Views

Dhcpcd router advertisements flaw lets zero-length option bypass validation, causing infinite loop and denial of service.

Related
Affected
Refs
ReporterTitlePublishedViews
Family
ATTACKERKB
CVE-2026-14258
1 Jul 202609:24
attackerkb
Circl
CVE-2026-14258
1 Jul 202611:43
circl
CVE
CVE-2026-14258
1 Jul 202609:24
cve
EUVD
EUVD-2026-40941
1 Jul 202609:24
euvd
NVD
CVE-2026-14258
1 Jul 202611:16
nvd
Vulnrichment
CVE-2026-14258 Dhcpcd: dhcpcd infinite loop and out-of-bounds read via zero-length ipv6 nd option in router advertisement handling
1 Jul 202609:24
vulnrichment
[
  {
    "vendor": "Red Hat",
    "product": "Red Hat Enterprise Linux 10",
    "collectionURL": "https://access.redhat.com/downloads/content/package-browser/",
    "packageName": "dhcpcd",
    "defaultStatus": "affected",
    "cpes": [
      "cpe:/o:redhat:enterprise_linux:10"
    ]
  }
]

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