Fixed potential memory leak in cases where system has env ZITI_DNS_IP…

…_RANGE set

CHANGELOG.md

@@ -3,6 +3,11 @@
 All notable changes to this project will be documented in this file. The format is based on [Keep a Changelog](https://keepachangelog.com/en/1.0.0/), and this project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0.html).
 
 ---
+# [0.5.16] - 2024-04-26
+
+-- Fixed memory leak in zfw.c interface_map() if ZITI_DNS_IP_RANGE is set.
+
+###
 # [0.5.15] - 2024-04-12
 
 ###

src/zfw.c

@@ -168,7 +168,7 @@ char *tc_interface;
 char *log_file_name;
 char *object_file;
 char *direction_string;
-const char *argp_program_version = "0.5.15";
+const char *argp_program_version = "0.5.16";
 struct ring_buffer *ring_buffer;
 
 __u8 if_list[MAX_IF_LIST_ENTRIES];
@@ -1658,6 +1658,7 @@ bool interface_map()
                 }
             }
         }
+        free(tmptun);
     }
     /*
      * traverse linked list of interfaces and for each non-loopback interface