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Netty 4.1.44.Final released

I am happy to announce the release of netty 4.1.44.Final after almost 2 months of work. This is a bug-fix release which fixes some critical issues. Please upgrade as soon as possible.

For more details please read-on.

The most important changes in this release are:

  • Verify we do not receive multiple content-length headers or a content-length and transfer-encoding: chunked header when using HTTP/1.1 (#9865)
  • Detect missing colon when parsing http headers with no value (#9871)
  • Fix #9770, last frame may contain extra data that doesn't affect decompression (#9832)
  • Ensure scheduled tasks are executed before shutdown (#9858)
  • Change DefaultByteBufHolder.equals() to treat instances of different classes as not equal (#9855)
  • DefaultHttp2ConnectionEncoder writeHeaders method always send an header frame with a priority (#9852)
  • Prevent any leaks when HttpPostStandardRequestDecoder constructor throws (#9837)
  • Correctly handle fragmented Handshake message when trying to detect SNI (#9806)
  • Call ctx.flush() when onStreamClosed(...) produces a window update frame (#9818)
  • Don't send window update frame for unconsumed bytes when stream is already closed (#9816)
  • Correctly set writerIndex when EpollChannelOption.MAX_DATAGRAM_PAYLOAD_SIZE is used in all cases (#9819)
  • Correctly guard against multiple RST frames for the same stream (#9811)
  • Log expected STREAM_CLOSED exceptions for already closed streams at DEBUG level (#9798)
  • Remove dependency on GLIBC 2.12 by using syscalls directly (#9797)
  • Don't cache key material if is used (#9762)
  • Prevent memory leak when SimpleChannelPools are destroyed (#9760)
  • Remove padding when writing CONTINUATION frame (#9752)
  • Remove usage of finalizer in Recycler (#9726)
  • Correctly update size of the Stack before doing any validation in Recycler (#9731)
  • HttpClientCodec need to keep request / response pairs in sync all the time (#9721)
  • Introduce MacOSDnsServerAddressStreamProvider which correctly detect all nameserver configuration on MacOS (#9161)
  • Changed Netty JDK SSL to use default protocols instead of hardcoded supported protocols, to respect jvm flags(eg. jdk.tls.client.protocols) (#9707)

For the details and all changes, please browse our issue tracker for 4.1.44.Final.

Thank You

Every idea and bug-report counts and so we thought it is worth mentioning those who helped in this area. Please report an unintended omission.