Index: joe-4.0/joe/path.c
===================================================================
--- joe-4.0.orig/joe/path.c
+++ joe-4.0/joe/path.c
@@ -200,6 +200,8 @@ unsigned char *mktmp(unsigned char *wher
 		where = (unsigned char *)getenv("TEMP");
 	if (!where)
 		where = USTR _PATH_TMP;
+	if (strlen(where) > PATH_MAX+NAME_MAX)
+		where[PATH_MAX+NAME_MAX+1] = '\0';
 
 	namesize = zlen(where) + 16;
 	name = vsmk(namesize);	/* [G.Ghibo'] we need to use vsmk() and not malloc() as