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								+++
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								title = "CoreDNS-1.6.6 Release"
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								description = "CoreDNS-1.6.6 Release Notes."
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								tags = ["Release", "1.6.6", "Notes"]
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								release = "1.6.6"
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								date = 2019-12-11T10:00:00+00:00
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								author = "coredns"
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								The CoreDNS team has released
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								[CoreDNS-1.6.6](https://github.com/coredns/coredns/releases/tag/v1.6.6).
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								A fairly small release that polishes various plugins and fixes a bunch of bugs.
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											2019-12-20 11:02:24 +00:00
										 
									 
								 
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								## Security
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											2019-12-20 11:02:24 +00:00
										 
									 
								 
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								The github.com/miekg/dns dependency has been updated
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								to v1.1.25 to fix a DNS related security vulnerability
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								([https://github.com/miekg/dns/issues/1043](https://github.com/miekg/dns/issues/1043)).
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											2019-12-20 11:02:24 +00:00
										 
									 
								 
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								## Plugins
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											2019-12-20 11:31:16 +00:00
										 
									 
								 
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								A new plugin [*bufsize*](/plugins/bufsize) has been added that prevents IP fragmentation
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								for the DNS Flag Day 2020 and to deal with DNS vulnerabilities.
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											2019-12-20 11:31:16 +00:00
										 
									 
								 
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								* [*cache*](/plugins/cache) added a `serve_stale` option similar to `unbound`'s `serve_expired`.
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								* [*sign*](/plugins/sign) fix signing of authoritative data that we are not authoritative for.
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								* [*transfer*](/plugins/transfer) fixed calling wg.Add in main goroutine to avoid race conditons.
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											2019-12-11 08:55:08 -08:00
										 
									 
								 
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								## Brought to You By
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								Chris O'Haver
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								Gonzalo Paniagua Javier
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								Guangming Wang
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								Kohei Yoshida
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								Miciah Dashiel Butler Masters
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								Miek Gieben
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								Yong Tang
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								Zou Nengren
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								## Noteworthy Changes
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								* plugin/bufsize: A new bufsize plugin to prevent IP fragmentation and DNS Flag Day 2020 (https://github.com/coredns/coredns/pull/3401)
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								* plugin/transfer: Fixed calling wg.Add in main goroutine to avoid race conditions (https://github.com/coredns/coredns/pull/3433)
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								* plugin/pprof: Fixed a reloading issue (https://github.com/coredns/coredns/pull/3454)
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								* plugin/health: Fixed a reloading issue (https://github.com/coredns/coredns/pull/3473)
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								* plugin/redy: Fixed a reloading issue (https://github.com/coredns/coredns/pull/3473)
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								* plugin/cache: Added a `serve_stale` option similar to `unbound`'s `serve_expired` (https://github.com/coredns/coredns/pull/3468)
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								* plugin/sign: Fix signing of authoritative data (https://github.com/coredns/coredns/pull/3479)
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								* pkg/reuseport: Move the core server listening functions to a new package (https://github.com/coredns/coredns/pull/3455)
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