--- chntpw-140201/ntreg.c.orig 2014-02-01 08:54:37.000000000 -0800 +++ chntpw-140201/ntreg.c 2018-07-02 16:10:39.625152640 -0700 @@ -1511,6 +1511,7 @@ } strncpy(tmp,path,ABSPATHLEN-1); + tmp[ABSPATHLEN-1] = '\0'; if (key->type & 0x20) keyname = mem_str(key->keyname, key->len_name);