<div dir="ltr"><div><div><div><div><div>Hello<br><br></div>To prevent any leakage (Spectre v2) from a compromised VM on same physical host, this patch would mitigate the impact.<br><br>--- configure.ac.orig    2018-03-04 01:46:55.877067173 +0400<br>+++ <a href="http://configure.ac">configure.ac</a>    2018-03-04 01:49:26.422625147 +0400<br>@@ -101,6 +101,11 @@ if test "$GCC" = yes; then<br> fi<br> AX_APPEND_COMPILE_FLAGS([-D_FORTIFY_SOURCE=2])<br> <br>+# Spectre v2 mitigations<br>+AX_APPEND_COMPILE_FLAGS([-mfunction-return=thunk])<br>+AX_APPEND_COMPILE_FLAGS([-mindirect-branch=thunk])<br>+<br> AC_MSG_NOTICE([**************************************** libtool])<br> LT_INIT([disable-static])<br> AC_SUBST([LIBTOOL_DEPS])<br><br></div>Kind regards,<br><br></div>Nitin J Mutkawoa<br></div><a href="https://tunnelix.com">https://tunnelix.com</a><br></div><a href="https://hackers.mu">https://hackers.mu</a><br></div>