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  1. Undertow
  2. UNDERTOW-1156

SslConduit.doUnwrap suppresses exceptions/problematic close handling

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    • Icon: Bug Bug
    • Resolution: Done
    • Icon: Major Major
    • 2.0.0.Beta1, 1.4.19.Final
    • 1.4.18.Final
    • SSL
    • None

      io.undertow.protocols.ssl.SslConduit.doUnwrap(ByteBuffer[], int, int) tries to close itself if an exception occurs and then rethrows the original exception. close itself throws if the TLS negotiation failed as in issue 1155, hiding the original exception.

      Close exception:

      [TRACE] [jb:io.undertow.request.io]: Exception closing read side of SSL channel
      javax.net.ssl.SSLException: Inbound closed before receiving peer's close_notify: possible truncation attack?
      	at sun.security.ssl.Alerts.getSSLException(Alerts.java:208)
      	at sun.security.ssl.SSLEngineImpl.fatal(SSLEngineImpl.java:1666)
      	at sun.security.ssl.SSLEngineImpl.fatal(SSLEngineImpl.java:1634)
      	at sun.security.ssl.SSLEngineImpl.closeInbound(SSLEngineImpl.java:1561)
      	at io.undertow.protocols.ssl.ALPNHackSSLEngine.closeInbound(ALPNHackSSLEngine.java:279)
      	at io.undertow.server.protocol.http.ALPNLimitingSSLEngine.closeInbound(ALPNLimitingSSLEngine.java:161)
      	at io.undertow.protocols.ssl.SslConduit.notifyReadClosed(SslConduit.java:612)
      	at io.undertow.protocols.ssl.SslConduit.closed(SslConduit.java:986)
      	at io.undertow.protocols.ssl.SslConduit.close(SslConduit.java:1081)
      	at io.undertow.protocols.ssl.SslConduit.doUnwrap(SslConduit.java:802)
      	at io.undertow.protocols.ssl.SslConduit.doHandshake(SslConduit.java:648)
      	at io.undertow.protocols.ssl.SslConduit.access$900(SslConduit.java:63)
      	at io.undertow.protocols.ssl.SslConduit$5$1.run(SslConduit.java:1048)
      	at org.xnio.nio.WorkerThread.safeRun(WorkerThread.java:592)
      	at org.xnio.nio.WorkerThread.run(WorkerThread.java:472)
      

              sdouglas1@redhat.com Stuart Douglas (Inactive)
              sfplayer Marco K (Inactive)
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                Created:
                Updated:
                Resolved: