Fedora 43: kea Critical Update CVE-2025-40779 DoS Threat 2025-9ead6bf29b
fedora
September 17, 2025
New version 3.0.1 (rhbz#2391289) Fixes CVE-2025-40779 (rhbz#2391373)
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.
Update Information:
New version 3.0.1 (rhbz#2391289) Fixes CVE-2025-40779 (rhbz#2391373)
Topics Covered
Change Log
* Fri Aug 29 2025 Martin Osvald
References
[ 1 ] Bug #2391373 - CVE-2025-40779 kea: Kea crash upon interaction between specific client options and subnet selection
https://bugzilla.redhat.com/show_bug.cgi?id=2391373
Update Instructions
This update can be installed with the "dnf" update program. Use su -c 'dnf upgrade --advisory FEDORA-2025-9ead6bf29b' at the command line. For more information, refer to the dnf documentation available at http://dnf.readthedocs.io/en/latest/command_ref.html#upgrade-command-label
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Severity
critical
Lowest
Low
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Critical
Name: kea
Product: Fedora 43
Version: 3.0.1
Release: 1.fc43
URL: http://kea.isc.org
Summary: DHCPv4, DHCPv6 and DDNS server from ISC
Topics Covered
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