From owner-freebsd-net@freebsd.org  Wed Jan 27 18:49:28 2016
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Date: Wed, 27 Jan 2016 13:43:52 -0500
From: Michael McConville <mmcco@mykolab.com>
To: freebsd-net@freebsd.org
Subject: Undefined shift overflow in dhclient(8)
Message-ID: <20160127184352.GA3148@thinkpad.swarthmore.edu>
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I fixed this in OpenBSD yesterday. Details:

https://marc.info/?l=openbsd-tech&m=145377854103866&w=2


Index: sbin/dhclient/dhclient.c
===================================================================
--- sbin/dhclient/dhclient.c	(revision 294200)
+++ sbin/dhclient/dhclient.c	(working copy)
@@ -138,7 +138,7 @@
 findproto(char *cp, int n)
 {
 	struct sockaddr *sa;
-	int i;
+	unsigned int i;
 
 	if (n == 0)
 		return -1;