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CVE-2026-19577

🗓️ 11 Oct 2026 17:14:55Reported by zephyrType 
cve
 cve
🔗 web.nvd.nist.gov👁 15 Views

Out-of-bounds read in IPv6 route forwarding leads to remote denial of service.

Related
Detection
Affected
Refs
ReporterTitlePublishedViews
Family
circl
Circl
CVE-2026-19577
11 Oct 202617:23
–circl
cvelist
Cvelist
CVE-2026-19577 Out-of-bounds read in IPv6 route forwarding when the nexthop neighbor has no link-layer address
11 Oct 202617:14
–cvelist
euvd
EUVD
EUVD-2026-97113
11 Oct 202617:14
–euvd
mend
Mend
CVE-2026-19577
11 Oct 202617:14
–mend
nvd
NVD
CVE-2026-19577
11 Oct 202618:16
–nvd
ptsecurity
Positive Technologies
PT-2026-110220
11 Oct 202600:00
–ptsecurity
Vulners
Node
[
  {
    "vendor": "zephyrproject",
    "product": "zephyr",
    "collectionURL": "https://github.com/zephyrproject-rtos/zephyr",
    "packageName": "zephyr",
    "defaultStatus": "unaffected",
    "programFiles": [
      "subsys/net/ip/route.c",
      "subsys/net/ip/route_ipv6.c"
    ],
    "programRoutines": [
      {
        "name": "net_route_ipv6_packet"
      },
      {
        "name": "net_route_packet"
      }
    ],
    "versions": [
      {
        "version": "1.8.0",
        "status": "affected",
        "lessThan": "4.5.0",
        "versionType": "semver"
      }
    ]
  }
]

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11 Oct 2026 18:16Current
5.8Medium risk
Vulners AI Score5.8
CVSS 3.17.1
EPSS0.00217
15