diff -up rpm-4.16.1.3/tools/hashtab.c.orig rpm-4.16.1.3/tools/hashtab.c
--- rpm-4.16.1.3/tools/hashtab.c.orig	2021-07-01 14:51:24.576237269 +0200
+++ rpm-4.16.1.3/tools/hashtab.c	2021-07-01 15:02:42.005754968 +0200
@@ -292,7 +292,8 @@ htab_expand (htab)
     }
   while (p < olimit);
 
-  free (oentries);
+  if (oentries != htab->entries)
+    free(oentries);
   return 1;
 }