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version 1.19, 2018/07/25 00:08:28 version 1.20, 2018/07/30 18:15:55
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 A source code patch exists which remedies this problem.</a>  A source code patch exists which remedies this problem.</a>
 <p>  <p>
   
   <li id="p019_amdlfence">
   <font color="#009000">
   <strong>019: SECURITY FIX: July 31, 2018</strong></font>
   &nbsp; <i>amd64 and i386</i>
   <br>
   On AMD CPUs, set a chicken bit which turns LFENCE into a serialization
   instruction against speculation.
   <br>
   <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/6.2/common/019_amdlfence.patch.sig">
   A source code patch exists which remedies this problem.</a>
   <p>
   
   <li id="p020_ioport">
   <font color="#009000">
   <strong>020: SECURITY FIX: July 31, 2018</strong></font>
   &nbsp; <i>i386</i>
   <br>
   IO port permissions were incorrectly restricted.
   <br>
   <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/6.2/common/020_ioport.patch.sig">
   A source code patch exists which remedies this problem.</a>
   <p>
   
 </ul>  </ul>
   
 <hr>  <hr>
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