openbsd-ports/security/vpnc/patches/patch-vpnc_c
2005-11-11 19:38:07 +00:00

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$OpenBSD: patch-vpnc_c,v 1.2 2005/11/11 19:38:07 sturm Exp $
--- vpnc.c.orig Fri Nov 4 00:09:49 2005
+++ vpnc.c Fri Nov 4 00:11:03 2005
@@ -196,10 +196,11 @@ static void addenv(const void *name, con
oldval = getenv(name);
if (oldval != NULL) {
- strbuf = xallocc(strlen(oldval) + 1 + strlen(value) + 1);
- strcat(strbuf, oldval);
- strcat(strbuf, " ");
- strcat(strbuf, value);
+ size_t sz = strlen(oldval) + 1 + strlen(value) + 1;
+ strbuf = xallocc(sz);
+ strlcpy(strbuf, oldval, sz);
+ strlcat(strbuf, " ", sz);
+ strlcat(strbuf, value, sz);
}
setenv(name, strbuf ? strbuf : value, 1);