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OpenAdvisories
High ALSA-2025:21038 1 CVE

Important: kea security update

Published Nov 11, 2025 · Updated Oct 29, 2026

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: Invalid characters cause assert (CVE-2025-11232)

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
AlmaLinux · 10 kea-doc 3.0.1-2.el10_1

Vulnerabilities 1

  • High 7.5

    Invalid characters cause assert

    To trigger the issue, three configuration parameters must have specific settings: "hostname-char-set" must be left at the default setting, which is "[^A-Za-z0-9.-]"; "hostname-char-replacement" must be empty (the default); and "ddns-qualifying-suffix" must *N…

References

  • report
    https://access.redhat.com/security/cve/CVE-2025-11232
  • report
    https://bugzilla.redhat.com/2407178
  • advisory
    https://errata.almalinux.org/10/ALSA-2025-21038.html