diff --git a/examples/thermostat/nxp/zap/thermostat_matter_br.matter b/examples/thermostat/nxp/zap/thermostat_matter_br.matter
index 5d55487c88471a..cc9b608d6f76c2 100644
--- a/examples/thermostat/nxp/zap/thermostat_matter_br.matter
+++ b/examples/thermostat/nxp/zap/thermostat_matter_br.matter
@@ -2552,8 +2552,10 @@ endpoint 0 {
     callback attribute beaconRxCount;
     callback attribute packetMulticastRxCount;
     callback attribute packetMulticastTxCount;
+    callback attribute packetUnicastRxCount;
     callback attribute packetUnicastTxCount;
     callback attribute currentMaxRate;
+    callback attribute overrunCount;
     callback attribute generatedCommandList;
     callback attribute acceptedCommandList;
     callback attribute eventList;
diff --git a/examples/thermostat/nxp/zap/thermostat_matter_br.zap b/examples/thermostat/nxp/zap/thermostat_matter_br.zap
index c405fd75f1af0e..517448bbbba26a 100644
--- a/examples/thermostat/nxp/zap/thermostat_matter_br.zap
+++ b/examples/thermostat/nxp/zap/thermostat_matter_br.zap
@@ -2232,7 +2232,7 @@
               "storageOption": "External",
               "singleton": 0,
               "bounded": 0,
-              "defaultValue": "",
+              "defaultValue": null,
               "reportable": 1,
               "minInterval": 1,
               "maxInterval": 65534,
@@ -2248,7 +2248,7 @@
               "storageOption": "External",
               "singleton": 0,
               "bounded": 0,
-              "defaultValue": "",
+              "defaultValue": null,
               "reportable": 1,
               "minInterval": 1,
               "maxInterval": 65534,
@@ -2264,7 +2264,7 @@
               "storageOption": "External",
               "singleton": 0,
               "bounded": 0,
-              "defaultValue": "",
+              "defaultValue": null,
               "reportable": 1,
               "minInterval": 1,
               "maxInterval": 65534,
@@ -2280,7 +2280,7 @@
               "storageOption": "External",
               "singleton": 0,
               "bounded": 0,
-              "defaultValue": "",
+              "defaultValue": null,
               "reportable": 1,
               "minInterval": 1,
               "maxInterval": 65534,
@@ -2296,7 +2296,7 @@
               "storageOption": "External",
               "singleton": 0,
               "bounded": 0,
-              "defaultValue": "",
+              "defaultValue": null,
               "reportable": 1,
               "minInterval": 1,
               "maxInterval": 65534,
@@ -2312,7 +2312,7 @@
               "storageOption": "External",
               "singleton": 0,
               "bounded": 0,
-              "defaultValue": "",
+              "defaultValue": null,
               "reportable": 1,
               "minInterval": 1,
               "maxInterval": 65534,
@@ -2328,7 +2328,7 @@
               "storageOption": "External",
               "singleton": 0,
               "bounded": 0,
-              "defaultValue": "",
+              "defaultValue": null,
               "reportable": 1,
               "minInterval": 1,
               "maxInterval": 65534,
@@ -2344,7 +2344,7 @@
               "storageOption": "External",
               "singleton": 0,
               "bounded": 0,
-              "defaultValue": "",
+              "defaultValue": null,
               "reportable": 1,
               "minInterval": 1,
               "maxInterval": 65534,
@@ -2360,7 +2360,7 @@
               "storageOption": "External",
               "singleton": 0,
               "bounded": 0,
-              "defaultValue": "",
+              "defaultValue": null,
               "reportable": 1,
               "minInterval": 1,
               "maxInterval": 65534,
@@ -2492,7 +2492,7 @@
               "storageOption": "External",
               "singleton": 0,
               "bounded": 0,
-              "defaultValue": "",
+              "defaultValue": null,
               "reportable": 1,
               "minInterval": 1,
               "maxInterval": 65534,
@@ -2508,7 +2508,7 @@
               "storageOption": "External",
               "singleton": 0,
               "bounded": 0,
-              "defaultValue": "",
+              "defaultValue": null,
               "reportable": 1,
               "minInterval": 1,
               "maxInterval": 65534,
@@ -2524,7 +2524,7 @@
               "storageOption": "External",
               "singleton": 0,
               "bounded": 0,
-              "defaultValue": "",
+              "defaultValue": null,
               "reportable": 1,
               "minInterval": 1,
               "maxInterval": 65534,
@@ -2540,6 +2540,22 @@
               "storageOption": "External",
               "singleton": 0,
               "bounded": 0,
+              "defaultValue": null,
+              "reportable": 1,
+              "minInterval": 1,
+              "maxInterval": 65534,
+              "reportableChange": 0
+            },
+            {
+              "name": "PacketUnicastRxCount",
+              "code": 9,
+              "mfgCode": null,
+              "side": "server",
+              "type": "int32u",
+              "included": 1,
+              "storageOption": "External",
+              "singleton": 0,
+              "bounded": 0,
               "defaultValue": "",
               "reportable": 1,
               "minInterval": 1,
@@ -2556,7 +2572,7 @@
               "storageOption": "External",
               "singleton": 0,
               "bounded": 0,
-              "defaultValue": "",
+              "defaultValue": null,
               "reportable": 1,
               "minInterval": 1,
               "maxInterval": 65534,
@@ -2578,6 +2594,22 @@
               "maxInterval": 65344,
               "reportableChange": 0
             },
+            {
+              "name": "OverrunCount",
+              "code": 12,
+              "mfgCode": null,
+              "side": "server",
+              "type": "int64u",
+              "included": 1,
+              "storageOption": "External",
+              "singleton": 0,
+              "bounded": 0,
+              "defaultValue": "",
+              "reportable": 1,
+              "minInterval": 1,
+              "maxInterval": 65534,
+              "reportableChange": 0
+            },
             {
               "name": "GeneratedCommandList",
               "code": 65528,
diff --git a/examples/thermostat/nxp/zap/thermostat_matter_wifi.matter b/examples/thermostat/nxp/zap/thermostat_matter_wifi.matter
index a06dad71233b4e..4e3cd330043f6c 100644
--- a/examples/thermostat/nxp/zap/thermostat_matter_wifi.matter
+++ b/examples/thermostat/nxp/zap/thermostat_matter_wifi.matter
@@ -2206,8 +2206,10 @@ endpoint 0 {
     callback attribute beaconRxCount;
     callback attribute packetMulticastRxCount;
     callback attribute packetMulticastTxCount;
+    callback attribute packetUnicastRxCount;
     callback attribute packetUnicastTxCount;
     callback attribute currentMaxRate;
+    callback attribute overrunCount;
     callback attribute generatedCommandList;
     callback attribute acceptedCommandList;
     callback attribute eventList;
diff --git a/examples/thermostat/nxp/zap/thermostat_matter_wifi.zap b/examples/thermostat/nxp/zap/thermostat_matter_wifi.zap
index 956ff08026cc91..9a50852ab54462 100644
--- a/examples/thermostat/nxp/zap/thermostat_matter_wifi.zap
+++ b/examples/thermostat/nxp/zap/thermostat_matter_wifi.zap
@@ -1850,7 +1850,7 @@
               "storageOption": "External",
               "singleton": 0,
               "bounded": 0,
-              "defaultValue": "",
+              "defaultValue": null,
               "reportable": 1,
               "minInterval": 1,
               "maxInterval": 65534,
@@ -1866,7 +1866,7 @@
               "storageOption": "External",
               "singleton": 0,
               "bounded": 0,
-              "defaultValue": "",
+              "defaultValue": null,
               "reportable": 1,
               "minInterval": 1,
               "maxInterval": 65534,
@@ -1882,7 +1882,7 @@
               "storageOption": "External",
               "singleton": 0,
               "bounded": 0,
-              "defaultValue": "",
+              "defaultValue": null,
               "reportable": 1,
               "minInterval": 1,
               "maxInterval": 65534,
@@ -1898,7 +1898,7 @@
               "storageOption": "External",
               "singleton": 0,
               "bounded": 0,
-              "defaultValue": "",
+              "defaultValue": null,
               "reportable": 1,
               "minInterval": 1,
               "maxInterval": 65534,
@@ -1914,7 +1914,7 @@
               "storageOption": "External",
               "singleton": 0,
               "bounded": 0,
-              "defaultValue": "",
+              "defaultValue": null,
               "reportable": 1,
               "minInterval": 1,
               "maxInterval": 65534,
@@ -1930,7 +1930,7 @@
               "storageOption": "External",
               "singleton": 0,
               "bounded": 0,
-              "defaultValue": "",
+              "defaultValue": null,
               "reportable": 1,
               "minInterval": 1,
               "maxInterval": 65534,
@@ -1946,7 +1946,7 @@
               "storageOption": "External",
               "singleton": 0,
               "bounded": 0,
-              "defaultValue": "",
+              "defaultValue": null,
               "reportable": 1,
               "minInterval": 1,
               "maxInterval": 65534,
@@ -1962,7 +1962,7 @@
               "storageOption": "External",
               "singleton": 0,
               "bounded": 0,
-              "defaultValue": "",
+              "defaultValue": null,
               "reportable": 1,
               "minInterval": 1,
               "maxInterval": 65534,
@@ -1978,7 +1978,7 @@
               "storageOption": "External",
               "singleton": 0,
               "bounded": 0,
-              "defaultValue": "",
+              "defaultValue": null,
               "reportable": 1,
               "minInterval": 1,
               "maxInterval": 65534,
@@ -2164,6 +2164,22 @@
               "maxInterval": 65534,
               "reportableChange": 0
             },
+            {
+              "name": "PacketUnicastRxCount",
+              "code": 9,
+              "mfgCode": null,
+              "side": "server",
+              "type": "int32u",
+              "included": 1,
+              "storageOption": "External",
+              "singleton": 0,
+              "bounded": 0,
+              "defaultValue": "",
+              "reportable": 1,
+              "minInterval": 1,
+              "maxInterval": 65534,
+              "reportableChange": 0
+            },
             {
               "name": "PacketUnicastTxCount",
               "code": 10,
@@ -2196,6 +2212,22 @@
               "maxInterval": 65344,
               "reportableChange": 0
             },
+            {
+              "name": "OverrunCount",
+              "code": 12,
+              "mfgCode": null,
+              "side": "server",
+              "type": "int64u",
+              "included": 1,
+              "storageOption": "External",
+              "singleton": 0,
+              "bounded": 0,
+              "defaultValue": "",
+              "reportable": 1,
+              "minInterval": 1,
+              "maxInterval": 65534,
+              "reportableChange": 0
+            },
             {
               "name": "GeneratedCommandList",
               "code": 65528,