https://www.openbsd.org/errata61.html
Because current link to the xrstore patch is a 404, because probably
copy/pasta error - the sort of thing I do to myself, all. the. time.
Crude patch inline, because I don't actually have a source tree in
front of me anywhere.
--- errata61.html.orig Wed Oct 4 11:41:28 2017
+++ errata61.html Wed Oct 4 11:41:37 2017
@@ -443,7 +443,7 @@
<br>
A kernel executable address was leaked to userland.
<br>
-<a
href="https://ftp.openbsd.org/pub/OpenBSD/patches/6.1/common/030_xrstor_resume.patch.sig";>
+<a
href="https://ftp.openbsd.org/pub/OpenBSD/patches/6.1/common/031_xrstor_resume.patch.sig";>
A source code patch exists which remedies this problem.</a>
<p>
