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OpenAdvisories
High RLSA-2026:7342 1 CVE

Important: kea security update

Published Apr 11, 2026 · Updated Apr 11, 2026

Ecosystem: Rocky Linux

Summary

DHCP implementation from Internet Systems Consortium, Inc. that features fully functional DHCPv4, DHCPv6 and Dynamic DNS servers. Both DHCP servers fully support server discovery, address assignment, renewal, rebinding and release. The DHCPv6 server supports prefix delegation. Both servers support DNS Update mechanism, using stand-alone DDNS daemon.

Security Fix(es):

* Kea: Kea: Denial of Service via maliciously crafted message (CVE-2026-3608)

For more details about the security issue(s), including the impact, a CVSS score, acknowledgments, and other related information, refer to the CVE page(s) listed in the References section.

Fixed packages 1

ReleasePackageFixed in
Rocky Linux · 10 kea 0:3.0.1-3.el10_1

Vulnerabilities 1

  • High 7.5
    CVE-2026-3608

    Stack overflow in Kea daemons

    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…

    ISC Kea isc-kea kea Debian Ubuntu Alpine

References

  • report
    https://bugzilla.redhat.com/show_bug.cgi?id=2451139