diff --git a/pkg/proxy/apis/config/validation/validation.go b/pkg/proxy/apis/config/validation/validation.go
index 062b231c7ec9..aacc00cfb4ec 100644
--- a/pkg/proxy/apis/config/validation/validation.go
+++ b/pkg/proxy/apis/config/validation/validation.go
@@ -102,6 +102,12 @@ func Validate(config *kubeproxyconfig.KubeProxyConfiguration) field.ErrorList {
 
 	allErrs = append(allErrs, validateKubeProxyNodePortAddress(config.NodePortAddresses, newPath.Child("NodePortAddresses"))...)
 	allErrs = append(allErrs, validateShowHiddenMetricsVersion(config.ShowHiddenMetricsForVersion, newPath.Child("ShowHiddenMetricsForVersion"))...)
+	if config.DetectLocalMode == kubeproxyconfig.LocalModeBridgeInterface {
+		allErrs = append(allErrs, validateInterface(config.DetectLocal.BridgeInterface, newPath.Child("InterfaceName"))...)
+	}
+	if config.DetectLocalMode == kubeproxyconfig.LocalModeInterfaceNamePrefix {
+		allErrs = append(allErrs, validateInterface(config.DetectLocal.InterfaceNamePrefix, newPath.Child("InterfacePrefix"))...)
+	}
 
 	return allErrs
 }
@@ -317,3 +323,11 @@ func validateShowHiddenMetricsVersion(version string, fldPath *field.Path) field
 
 	return allErrs
 }
+
+func validateInterface(iface string, fldPath *field.Path) field.ErrorList {
+	allErrs := field.ErrorList{}
+	if len(iface) == 0 {
+		allErrs = append(allErrs, field.Invalid(fldPath, iface, "must not be empty"))
+	}
+	return allErrs
+}
diff --git a/pkg/proxy/apis/config/validation/validation_test.go b/pkg/proxy/apis/config/validation/validation_test.go
index 1cb0a92d9af8..23c56614bbe0 100644
--- a/pkg/proxy/apis/config/validation/validation_test.go
+++ b/pkg/proxy/apis/config/validation/validation_test.go
@@ -175,6 +175,52 @@ func TestValidateKubeProxyConfiguration(t *testing.T) {
 				TCPCloseWaitTimeout:   &metav1.Duration{Duration: 5 * time.Second},
 			},
 		},
+		{
+			BindAddress:        "10.10.12.11",
+			HealthzBindAddress: "0.0.0.0:12345",
+			MetricsBindAddress: "127.0.0.1:10249",
+			ClusterCIDR:        "192.168.59.0/24",
+			UDPIdleTimeout:     metav1.Duration{Duration: 1 * time.Second},
+			ConfigSyncPeriod:   metav1.Duration{Duration: 1 * time.Second},
+			IPTables: kubeproxyconfig.KubeProxyIPTablesConfiguration{
+				MasqueradeAll: true,
+				SyncPeriod:    metav1.Duration{Duration: 5 * time.Second},
+				MinSyncPeriod: metav1.Duration{Duration: 2 * time.Second},
+			},
+			Conntrack: kubeproxyconfig.KubeProxyConntrackConfiguration{
+				MaxPerCore:            pointer.Int32Ptr(1),
+				Min:                   pointer.Int32Ptr(1),
+				TCPEstablishedTimeout: &metav1.Duration{Duration: 5 * time.Second},
+				TCPCloseWaitTimeout:   &metav1.Duration{Duration: 5 * time.Second},
+			},
+			DetectLocalMode: kubeproxyconfig.LocalModeInterfaceNamePrefix,
+			DetectLocal: kubeproxyconfig.DetectLocalConfiguration{
+				InterfaceNamePrefix: "vethabcde",
+			},
+		},
+		{
+			BindAddress:        "10.10.12.11",
+			HealthzBindAddress: "0.0.0.0:12345",
+			MetricsBindAddress: "127.0.0.1:10249",
+			ClusterCIDR:        "192.168.59.0/24",
+			UDPIdleTimeout:     metav1.Duration{Duration: 1 * time.Second},
+			ConfigSyncPeriod:   metav1.Duration{Duration: 1 * time.Second},
+			IPTables: kubeproxyconfig.KubeProxyIPTablesConfiguration{
+				MasqueradeAll: true,
+				SyncPeriod:    metav1.Duration{Duration: 5 * time.Second},
+				MinSyncPeriod: metav1.Duration{Duration: 2 * time.Second},
+			},
+			Conntrack: kubeproxyconfig.KubeProxyConntrackConfiguration{
+				MaxPerCore:            pointer.Int32Ptr(1),
+				Min:                   pointer.Int32Ptr(1),
+				TCPEstablishedTimeout: &metav1.Duration{Duration: 5 * time.Second},
+				TCPCloseWaitTimeout:   &metav1.Duration{Duration: 5 * time.Second},
+			},
+			DetectLocalMode: kubeproxyconfig.LocalModeBridgeInterface,
+			DetectLocal: kubeproxyconfig.DetectLocalConfiguration{
+				BridgeInterface: "avz",
+			},
+		},
 	}
 
 	for _, successCase := range successCases {
@@ -366,6 +412,58 @@ func TestValidateKubeProxyConfiguration(t *testing.T) {
 			},
 			expectedErrs: field.ErrorList{field.Invalid(newPath.Child("KubeProxyIPVSConfiguration.SyncPeriod"), metav1.Duration{Duration: 0}, "must be greater than 0")},
 		},
+		"interfacePrefix is empty": {
+			config: kubeproxyconfig.KubeProxyConfiguration{
+				BindAddress:        "10.10.12.11",
+				HealthzBindAddress: "0.0.0.0:12345",
+				MetricsBindAddress: "127.0.0.1:10249",
+				ClusterCIDR:        "192.168.59.0/24",
+				UDPIdleTimeout:     metav1.Duration{Duration: 1 * time.Second},
+				ConfigSyncPeriod:   metav1.Duration{Duration: 1 * time.Second},
+				IPTables: kubeproxyconfig.KubeProxyIPTablesConfiguration{
+					MasqueradeAll: true,
+					SyncPeriod:    metav1.Duration{Duration: 5 * time.Second},
+					MinSyncPeriod: metav1.Duration{Duration: 2 * time.Second},
+				},
+				Conntrack: kubeproxyconfig.KubeProxyConntrackConfiguration{
+					MaxPerCore:            pointer.Int32Ptr(1),
+					Min:                   pointer.Int32Ptr(1),
+					TCPEstablishedTimeout: &metav1.Duration{Duration: 5 * time.Second},
+					TCPCloseWaitTimeout:   &metav1.Duration{Duration: 5 * time.Second},
+				},
+				DetectLocalMode: kubeproxyconfig.LocalModeInterfaceNamePrefix,
+				DetectLocal: kubeproxyconfig.DetectLocalConfiguration{
+					InterfaceNamePrefix: "",
+				},
+			},
+			expectedErrs: field.ErrorList{field.Invalid(newPath.Child("InterfacePrefix"), "", "must not be empty")},
+		},
+		"bridgeInterfaceName is empty": {
+			config: kubeproxyconfig.KubeProxyConfiguration{
+				BindAddress:        "10.10.12.11",
+				HealthzBindAddress: "0.0.0.0:12345",
+				MetricsBindAddress: "127.0.0.1:10249",
+				ClusterCIDR:        "192.168.59.0/24",
+				UDPIdleTimeout:     metav1.Duration{Duration: 1 * time.Second},
+				ConfigSyncPeriod:   metav1.Duration{Duration: 1 * time.Second},
+				IPTables: kubeproxyconfig.KubeProxyIPTablesConfiguration{
+					MasqueradeAll: true,
+					SyncPeriod:    metav1.Duration{Duration: 5 * time.Second},
+					MinSyncPeriod: metav1.Duration{Duration: 2 * time.Second},
+				},
+				Conntrack: kubeproxyconfig.KubeProxyConntrackConfiguration{
+					MaxPerCore:            pointer.Int32Ptr(1),
+					Min:                   pointer.Int32Ptr(1),
+					TCPEstablishedTimeout: &metav1.Duration{Duration: 5 * time.Second},
+					TCPCloseWaitTimeout:   &metav1.Duration{Duration: 5 * time.Second},
+				},
+				DetectLocalMode: kubeproxyconfig.LocalModeBridgeInterface,
+				DetectLocal: kubeproxyconfig.DetectLocalConfiguration{
+					InterfaceNamePrefix: "eth0", // we won't care about prefix since mode is not prefix
+				},
+			},
+			expectedErrs: field.ErrorList{field.Invalid(newPath.Child("InterfaceName"), "", "must not be empty")},
+		},
 	}
 
 	for name, testCase := range testCases {