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Fedora Update Notification
FEDORA-2018-389bc4e911
2018-05-09 21:21:50.031636
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Name : knot-resolver
Product : Fedora 28
Version : 2.3.0
Release : 1.fc28
URL : https://www.knot-resolver.cz/
Summary : Caching full DNS Resolver
Description :
The Knot DNS Resolver is a caching full resolver implementation written in C
and LuaJIT, including both a resolver library and a daemon. Modular
architecture of the library keeps the core tiny and efficient, and provides
a state-machine like API for extensions.

The package is pre-configured as local caching resolver.
To start using it, start a single kresd instance:
$ systemctl start kresd@1.service

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Update Information:

Knot Resolver 2.3.0 (2018-04-23) ================================ Security
——– – fix CVE-2018-1110: denial of service triggered by malformed DNS
messages (!550, !558, security!2, security!4) – increase resilience against
slow lorris attack (security!5) Bugfixes ——– – validation: fix SERVFAIL in
case of CNAME to NXDOMAIN in a single zone (!538) – validation: fix SERVFAIL for
DS . query (!544) – lib/resolve: don’t send unecessary queries to parent zone
(!513) – iterate: fix validation for zones where parent and child share NS
(!543) – TLS: improve error handling and documentation (!536, !555, !559)
Improvements ———— – prefill: new module to periodically import root zone
into cache (replacement for RFC 7706, !511) – network_listen_fd: always create
end point for supervisor supplied file descriptor – use CPPFLAGS build
environment variable if set (!547)
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ChangeLog:

* Mon Apr 23 2018 Tomas Krizek <tomas.krizek@nic.cz> – 2.3.0-1
Knot Resolver 2.3.0 (2018-04-23)
================================

Security
——–
– fix CVE-2018-1110: denial of service triggered by malformed DNS messages
(!550, !558, security!2, security!4)
– increase resilience against slow lorris attack (security!5)

Bugfixes
——–
– validation: fix SERVFAIL in case of CNAME to NXDOMAIN in a single zone (!538)
– validation: fix SERVFAIL for DS . query (!544)
– lib/resolve: don’t send unecessary queries to parent zone (!513)
– iterate: fix validation for zones where parent and child share NS (!543)
– TLS: improve error handling and documentation (!536, !555, !559)

Improvements
————
– prefill: new module to periodically import root zone into cache
(replacement for RFC 7706, !511)
– network_listen_fd: always create end point for supervisor supplied file descriptor
– use CPPFLAGS build environment variable if set (!547)
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This update can be installed with the “dnf” update program. Use
su -c ‘dnf upgrade –advisory FEDORA-2018-389bc4e911’ 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

All packages are signed with the Fedora Project GPG key. More details on the
GPG keys used by the Fedora Project can be found at
https://fedoraproject.org/keys
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