Vulnerability Description
Sending a maliciously crafted message to the kea-ctrl-agent, kea-dhcp-ddns, kea-dhcp4, or kea-dhcp6 daemons over any configured API socket or HA listener can cause the receiving daemon to exit with a stack overflow error. This issue affects Kea versions 2.6.0 through 2.6.4 and 3.0.0 through 3.0.2.
CVSS Score
HIGH
Related Weaknesses (CWE)
References
- https://downloads.isc.org/isc/kea/2.6.5
- https://downloads.isc.org/isc/kea/3.0.3
- https://kb.isc.org/docs/cve-2026-3608
- http://www.openwall.com/lists/oss-security/2026/03/25/6
FAQ
What is CVE-2026-3608?
CVE-2026-3608 is a vulnerability with a CVSS score of 7.5 (HIGH). Sending a maliciously crafted message to the kea-ctrl-agent, kea-dhcp-ddns, kea-dhcp4, or kea-dhcp6 daemons over any configured API socket or HA listener can cause the receiving daemon to exit with a ...
How severe is CVE-2026-3608?
CVE-2026-3608 has been rated HIGH with a CVSS base score of 7.5/10. Review the CVSS metrics above for detailed severity breakdown.
Is there a patch for CVE-2026-3608?
Check the references section above for vendor advisories and patch information. Review vendor security bulletins for remediation guidance.