$OpenBSD: patch-globals_c,v 1.1 2020/03/11 21:57:32 naddy Exp $

Fix CVE-2019-13232: a zip bomb using overlapped entries
https://github.com/madler/unzip/commit/47b3ceae397d21bf822bc2ac73052a4b1daf8e1c

--- globals.c.orig
+++ globals.c
@@ -181,6 +181,7 @@ Uz_Globs *globalsCtor()
 # if (!defined(NO_TIMESTAMPS))
     uO.D_flag=1;    /* default to '-D', no restoration of dir timestamps */
 # endif
+    G.cover = NULL;     /* not allocated yet */
 #endif
 
     uO.lflag=(-1);
