diff --git a/src/share/native/common/jni_util.h b/src/share/native/common/jni_util.h
index 7655eab639666cd138143f444bd8f9eebc22429f..1356c8a35a5e076d118f8651b73a9f35e4883413 100644
--- a/src/share/native/common/jni_util.h
+++ b/src/share/native/common/jni_util.h
@@ -1,5 +1,5 @@
 /*
- * Copyright (c) 1997, 2013, Oracle and/or its affiliates. All rights reserved.
+ * Copyright (c) 1997, 2018, Oracle and/or its affiliates. All rights reserved.
  * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
  *
  * This code is free software; you can redistribute it and/or modify it
@@ -297,6 +297,22 @@ JNU_NotifyAll(JNIEnv *env, jobject object);
         }                                       \
     } while (0)                                 \
 
+#define CHECK_NULL_THROW_NPE(env, x, msg)         \
+    do {                                        \
+        if ((x) == NULL) {                      \
+           JNU_ThrowNullPointerException((env), (msg));\
+           return;                              \
+        }                                       \
+    } while(0)                                  \
+
+#define CHECK_NULL_THROW_NPE_RETURN(env, x, msg, z)\
+    do {                                        \
+        if ((x) == NULL) {                      \
+           JNU_ThrowNullPointerException((env), (msg));\
+           return (z);                          \
+        }                                       \
+    } while(0)                                  \
+
 #define CHECK_NULL_RETURN(x, y)                 \
     do {                                        \
         if ((x) == NULL) {                      \
diff --git a/src/share/native/java/net/net_util.c b/src/share/native/java/net/net_util.c
index 2194e2e6ef4a0a955825f52285a441882ddfd04d..b1b8223a633170eb2ff15f906915674bbcb99505 100644
--- a/src/share/native/java/net/net_util.c
+++ b/src/share/native/java/net/net_util.c
@@ -1,5 +1,5 @@
 /*
- * Copyright (c) 1998, 2013, Oracle and/or its affiliates. All rights reserved.
+ * Copyright (c) 1998, 2018, Oracle and/or its affiliates. All rights reserved.
  * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
  *
  * This code is free software; you can redistribute it and/or modify it
@@ -168,32 +168,38 @@ int setInet6Address_ipaddress(JNIEnv *env, jobject iaObj, char *address) {
 
 void setInetAddress_addr(JNIEnv *env, jobject iaObj, int address) {
     jobject holder = (*env)->GetObjectField(env, iaObj, ia_holderID);
+    CHECK_NULL_THROW_NPE(env, holder, "InetAddress holder is null");
     (*env)->SetIntField(env, holder, iac_addressID, address);
 }
 
 void setInetAddress_family(JNIEnv *env, jobject iaObj, int family) {
     jobject holder = (*env)->GetObjectField(env, iaObj, ia_holderID);
+    CHECK_NULL_THROW_NPE(env, holder, "InetAddress holder is null");
     (*env)->SetIntField(env, holder, iac_familyID, family);
 }
 
 void setInetAddress_hostName(JNIEnv *env, jobject iaObj, jobject host) {
     jobject holder = (*env)->GetObjectField(env, iaObj, ia_holderID);
+    CHECK_NULL_THROW_NPE(env, holder, "InetAddress holder is null");
     (*env)->SetObjectField(env, holder, iac_hostNameID, host);
     (*env)->SetObjectField(env, holder, iac_origHostNameID, host);
 }
 
 int getInetAddress_addr(JNIEnv *env, jobject iaObj) {
     jobject holder = (*env)->GetObjectField(env, iaObj, ia_holderID);
+    CHECK_NULL_THROW_NPE_RETURN(env, holder, "InetAddress holder is null", -1);
     return (*env)->GetIntField(env, holder, iac_addressID);
 }
 
 int getInetAddress_family(JNIEnv *env, jobject iaObj) {
     jobject holder = (*env)->GetObjectField(env, iaObj, ia_holderID);
+    CHECK_NULL_THROW_NPE_RETURN(env, holder, "InetAddress holder is null", -1);
     return (*env)->GetIntField(env, holder, iac_familyID);
 }
 
 jobject getInetAddress_hostName(JNIEnv *env, jobject iaObj) {
     jobject holder = (*env)->GetObjectField(env, iaObj, ia_holderID);
+    CHECK_NULL_THROW_NPE_RETURN(env, holder, "InetAddress holder is null", NULL);
     return (*env)->GetObjectField(env, holder, iac_hostNameID);
 }
 
@@ -215,7 +221,9 @@ NET_SockaddrToInetAddress(JNIEnv *env, struct sockaddr *him, int *port) {
             CHECK_NULL_RETURN(iaObj, NULL);
             address = NET_IPv4MappedToIPv4(caddr);
             setInetAddress_addr(env, iaObj, address);
+            JNU_CHECK_EXCEPTION_RETURN(env, NULL);
             setInetAddress_family(env, iaObj, IPv4);
+            JNU_CHECK_EXCEPTION_RETURN(env, NULL);
         } else {
             jint scope;
             int ret;
@@ -224,6 +232,7 @@ NET_SockaddrToInetAddress(JNIEnv *env, struct sockaddr *him, int *port) {
             ret = setInet6Address_ipaddress(env, iaObj, (char *)&(him6->sin6_addr));
             CHECK_NULL_RETURN(ret, NULL);
             setInetAddress_family(env, iaObj, IPv6);
+            JNU_CHECK_EXCEPTION_RETURN(env, NULL);
             scope = getScopeID(him);
             setInet6Address_scopeid(env, iaObj, scope);
         }
@@ -235,7 +244,9 @@ NET_SockaddrToInetAddress(JNIEnv *env, struct sockaddr *him, int *port) {
             iaObj = (*env)->NewObject(env, ia4_class, ia4_ctrID);
             CHECK_NULL_RETURN(iaObj, NULL);
             setInetAddress_family(env, iaObj, IPv4);
+            JNU_CHECK_EXCEPTION_RETURN(env, NULL);
             setInetAddress_addr(env, iaObj, ntohl(him4->sin_addr.s_addr));
+            JNU_CHECK_EXCEPTION_RETURN(env, NULL);
             *port = ntohs(him4->sin_port);
         }
     return iaObj;
@@ -248,6 +259,7 @@ NET_SockaddrEqualsInetAddress(JNIEnv *env, struct sockaddr *him, jobject iaObj)
 
 #ifdef AF_INET6
     family = getInetAddress_family(env, iaObj) == IPv4? AF_INET : AF_INET6;
+    JNU_CHECK_EXCEPTION_RETURN(env, JNI_FALSE);
     if (him->sa_family == AF_INET6) {
 #ifdef WIN32
         struct SOCKADDR_IN6 *him6 = (struct SOCKADDR_IN6 *)him;
@@ -263,6 +275,7 @@ NET_SockaddrEqualsInetAddress(JNIEnv *env, struct sockaddr *him, jobject iaObj)
             }
             addrNew = NET_IPv4MappedToIPv4(caddrNew);
             addrCur = getInetAddress_addr(env, iaObj);
+            JNU_CHECK_EXCEPTION_RETURN(env, JNI_FALSE);
             if (addrNew == addrCur) {
                 return JNI_TRUE;
             } else {
@@ -294,6 +307,7 @@ NET_SockaddrEqualsInetAddress(JNIEnv *env, struct sockaddr *him, jobject iaObj)
             }
             addrNew = ntohl(him4->sin_addr.s_addr);
             addrCur = getInetAddress_addr(env, iaObj);
+            JNU_CHECK_EXCEPTION_RETURN(env, JNI_FALSE);
             if (addrNew == addrCur) {
                 return JNI_TRUE;
             } else {
diff --git a/src/solaris/native/java/net/Inet4AddressImpl.c b/src/solaris/native/java/net/Inet4AddressImpl.c
index ec4f97dfae11ccc5eeff6da0f1bc4e2f30c64b21..426a2b2588f2fac03522847feb192a383c460b7f 100644
--- a/src/solaris/native/java/net/Inet4AddressImpl.c
+++ b/src/solaris/native/java/net/Inet4AddressImpl.c
@@ -1,5 +1,5 @@
 /*
- * Copyright (c) 2000, 2013, Oracle and/or its affiliates. All rights reserved.
+ * Copyright (c) 2000, 2018, Oracle and/or its affiliates. All rights reserved.
  * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
  *
  * This code is free software; you can redistribute it and/or modify it
@@ -236,7 +236,11 @@ Java_java_net_Inet4AddressImpl_lookupAllHostAddr(JNIEnv *env, jobject this,
                 goto cleanupAndReturn;
             }
             setInetAddress_addr(env, iaObj, ntohl(((struct sockaddr_in*)(iterator->ai_addr))->sin_addr.s_addr));
+            if ((*env)->ExceptionCheck(env))
+                goto cleanupAndReturn;
             setInetAddress_hostName(env, iaObj, name);
+            if ((*env)->ExceptionCheck(env))
+                goto cleanupAndReturn;
             (*env)->SetObjectArrayElement(env, ret, retLen - i -1, iaObj);
             i++;
             iterator = iterator->ai_next;
@@ -479,7 +483,11 @@ Java_java_net_Inet4AddressImpl_lookupAllHostAddr(JNIEnv *env, jobject this,
                 goto cleanupAndReturn;
             }
             setInetAddress_addr(env, iaObj, ntohl(((struct sockaddr_in*)iterator->ai_addr)->sin_addr.s_addr));
+            if ((*env)->ExceptionCheck(env))
+                goto cleanupAndReturn;
             setInetAddress_hostName(env, iaObj, host);
+            if ((*env)->ExceptionCheck(env))
+                goto cleanupAndReturn;
             (*env)->SetObjectArrayElement(env, ret, i++, iaObj);
             iterator = iterator->ai_next;
         }
diff --git a/src/solaris/native/java/net/Inet6AddressImpl.c b/src/solaris/native/java/net/Inet6AddressImpl.c
index e29a25daf52801e50baae5cc1eccb30c304ef32c..46b2e5c357a1b9e2bc74d3f89c94154d9e875d90 100644
--- a/src/solaris/native/java/net/Inet6AddressImpl.c
+++ b/src/solaris/native/java/net/Inet6AddressImpl.c
@@ -1,5 +1,5 @@
 /*
- * Copyright (c) 2000, 2016, Oracle and/or its affiliates. All rights reserved.
+ * Copyright (c) 2000, 2018, Oracle and/or its affiliates. All rights reserved.
  * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
  *
  * This code is free software; you can redistribute it and/or modify it
@@ -221,6 +221,8 @@ lookupIfLocalhost(JNIEnv *env, const char *hostname, jboolean includeV6)
                 return NULL;
             }
             setInetAddress_hostName(env, o, name);
+            if ((*env)->ExceptionCheck(env))
+                goto done;
             (*env)->SetObjectArrayElement(env, result, index, o);
             (*env)->DeleteLocalRef(env, o);
         }
@@ -411,7 +413,11 @@ Java_java_net_Inet6AddressImpl_lookupAllHostAddr(JNIEnv *env, jobject this,
                     goto cleanupAndReturn;
                 }
                 setInetAddress_addr(env, iaObj, ntohl(((struct sockaddr_in*)iterator->ai_addr)->sin_addr.s_addr));
+                if ((*env)->ExceptionCheck(env))
+                    goto cleanupAndReturn;
                 setInetAddress_hostName(env, iaObj, host);
+                if ((*env)->ExceptionCheck(env))
+                    goto cleanupAndReturn;
                 (*env)->SetObjectArrayElement(env, ret, inetIndex, iaObj);
                 inetIndex++;
             } else if (iterator->ai_family == AF_INET6) {
@@ -433,6 +439,8 @@ Java_java_net_Inet6AddressImpl_lookupAllHostAddr(JNIEnv *env, jobject this,
                     setInet6Address_scopeid(env, iaObj, scope);
                 }
                 setInetAddress_hostName(env, iaObj, host);
+                if ((*env)->ExceptionCheck(env))
+                    goto cleanupAndReturn;
                 (*env)->SetObjectArrayElement(env, ret, inet6Index, iaObj);
                 inet6Index++;
             }
diff --git a/src/solaris/native/java/net/NetworkInterface.c b/src/solaris/native/java/net/NetworkInterface.c
index 9db36ae05d942ae0b0ff8fcfe6e67cf27fc8faed..843278159042768ac9052e6addf5504df08bf651 100644
--- a/src/solaris/native/java/net/NetworkInterface.c
+++ b/src/solaris/native/java/net/NetworkInterface.c
@@ -1,5 +1,5 @@
 /*
- * Copyright (c) 2000, 2016, Oracle and/or its affiliates. All rights reserved.
+ * Copyright (c) 2000, 2018, Oracle and/or its affiliates. All rights reserved.
  * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
  *
  * This code is free software; you can redistribute it and/or modify it
@@ -332,14 +332,14 @@ JNIEXPORT jobject JNICALL Java_java_net_NetworkInterface_getByInetAddress0
   (JNIEnv *env, jclass cls, jobject iaObj)
 {
     netif *ifs, *curr;
+    jobject obj = NULL;
+    jboolean match = JNI_FALSE;
 #if defined(AF_INET6)
     int family = (getInetAddress_family(env, iaObj) == IPv4) ? AF_INET : AF_INET6;
+    JNU_CHECK_EXCEPTION_RETURN(env, NULL);
 #else
     int family =  AF_INET;
 #endif
-    jobject obj = NULL;
-    jboolean match = JNI_FALSE;
-
     ifs = enumInterfaces(env);
     if (ifs == NULL) {
         return NULL;
@@ -357,7 +357,7 @@ JNIEXPORT jobject JNICALL Java_java_net_NetworkInterface_getByInetAddress0
                     int address1 = htonl(
                         ((struct sockaddr_in *)addrP->addr)->sin_addr.s_addr);
                     int address2 = getInetAddress_addr(env, iaObj);
-
+                    JNU_CHECK_EXCEPTION_RETURN(env, NULL);
                     if (address1 == address2) {
                         match = JNI_TRUE;
                         break;
@@ -703,6 +703,7 @@ static jobject createNetworkInterface(JNIEnv *env, netif *ifs) {
             if (iaObj) {
                 setInetAddress_addr(env, iaObj, htonl(
                     ((struct sockaddr_in*)addrP->addr)->sin_addr.s_addr));
+                JNU_CHECK_EXCEPTION_RETURN(env, NULL);
             } else {
                 return NULL;
             }
@@ -715,6 +716,7 @@ static jobject createNetworkInterface(JNIEnv *env, netif *ifs) {
                     if (ia2Obj) {
                         setInetAddress_addr(env, ia2Obj, htonl(
                             ((struct sockaddr_in*)addrP->brdcast)->sin_addr.s_addr));
+                        JNU_CHECK_EXCEPTION_RETURN(env, NULL);
                         (*env)->SetObjectField(env, ibObj, ni_ib4broadcastID, ia2Obj);
                     } else {
                         return NULL;
diff --git a/src/solaris/native/java/net/PlainDatagramSocketImpl.c b/src/solaris/native/java/net/PlainDatagramSocketImpl.c
index c48d1153ce42061c55881355276c8e8f209a18b3..304ae000dd052bc31cf35f51966c16e37c38168b 100644
--- a/src/solaris/native/java/net/PlainDatagramSocketImpl.c
+++ b/src/solaris/native/java/net/PlainDatagramSocketImpl.c
@@ -1,5 +1,5 @@
 /*
- * Copyright (c) 1997, 2015, Oracle and/or its affiliates. All rights reserved.
+ * Copyright (c) 1997, 2018, Oracle and/or its affiliates. All rights reserved.
  * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
  *
  * This code is free software; you can redistribute it and/or modify it
@@ -569,12 +569,15 @@ Java_java_net_PlainDatagramSocketImpl_peek(JNIEnv *env, jobject this,
     iaObj = NET_SockaddrToInetAddress(env, (struct sockaddr *)&remote_addr, &port);
 #ifdef AF_INET6
     family = getInetAddress_family(env, iaObj) == IPv4? AF_INET : AF_INET6;
+    JNU_CHECK_EXCEPTION_RETURN(env, -1);
 #else
     family = AF_INET;
 #endif
     if (family == AF_INET) { /* this API can't handle IPV6 addresses */
         int address = getInetAddress_addr(env, iaObj);
+        JNU_CHECK_EXCEPTION_RETURN(env, -1);
         setInetAddress_addr(env, addressObj, address);
+        JNU_CHECK_EXCEPTION_RETURN(env, -1);
     }
     return port;
 }
@@ -1108,7 +1111,9 @@ static void mcast_set_if_by_if_v4(JNIEnv *env, jobject this, int fd, jobject val
     for (i = 0; i < len; i++) {
         addr = (*env)->GetObjectArrayElement(env, addrArray, i);
         if (getInetAddress_family(env, addr) == IPv4) {
+            JNU_CHECK_EXCEPTION(env);
             in.s_addr = htonl(getInetAddress_addr(env, addr));
+            JNU_CHECK_EXCEPTION(env);
             break;
         }
     }
@@ -1162,6 +1167,7 @@ static void mcast_set_if_by_addr_v4(JNIEnv *env, jobject this, int fd, jobject v
 
     in.s_addr = htonl( getInetAddress_addr(env, value) );
 
+    JNU_CHECK_EXCEPTION(env);
     if (JVM_SetSockOpt(fd, IPPROTO_IP, IP_MULTICAST_IF,
                        (const char*)&in, sizeof(in)) < 0) {
         NET_ThrowByNameWithLastError(env, JNU_JAVANETPKG "SocketException",
@@ -1528,6 +1534,7 @@ jobject getMulticastInterface(JNIEnv *env, jobject this, int fd, jint opt) {
         CHECK_NULL_RETURN(addr, NULL);
 
         setInetAddress_addr(env, addr, ntohl(in.s_addr));
+        JNU_CHECK_EXCEPTION_RETURN(env, NULL);
 
         /*
          * For IP_MULTICAST_IF return InetAddress
@@ -1990,6 +1997,7 @@ static void mcast_join_leave(JNIEnv *env, jobject this,
 
 #ifdef __linux__
     if (getInetAddress_family(env, iaObj) == IPv4) {
+        JNU_CHECK_EXCEPTION(env);
         ipv6_join_leave = JNI_FALSE;
     }
 #endif
@@ -2037,6 +2045,7 @@ static void mcast_join_leave(JNIEnv *env, jobject this,
                 }
 
                 mname.imr_multiaddr.s_addr = htonl(getInetAddress_addr(env, iaObj));
+                JNU_CHECK_EXCEPTION(env);
                 mname.imr_address.s_addr = 0;
                 mname.imr_ifindex =  (*env)->GetIntField(env, niObj, ni_indexID);
                 mname_len = sizeof(struct ip_mreqn);
@@ -2055,10 +2064,13 @@ static void mcast_join_leave(JNIEnv *env, jobject this,
                 addr = (*env)->GetObjectArrayElement(env, addrArray, 0);
 
                 mname.imr_multiaddr.s_addr = htonl(getInetAddress_addr(env, iaObj));
+                JNU_CHECK_EXCEPTION(env);
 #ifdef __linux__
                 mname.imr_address.s_addr = htonl(getInetAddress_addr(env, addr));
+                JNU_CHECK_EXCEPTION(env);
 #else
                 mname.imr_interface.s_addr = htonl(getInetAddress_addr(env, addr));
+                JNU_CHECK_EXCEPTION(env);
 #endif
                 mname_len = sizeof(struct ip_mreq);
             }
@@ -2094,6 +2106,7 @@ static void mcast_join_leave(JNIEnv *env, jobject this,
                 }
 
                 mname.imr_multiaddr.s_addr = htonl(getInetAddress_addr(env, iaObj));
+                JNU_CHECK_EXCEPTION(env);
                 mname.imr_address.s_addr = 0 ;
                 mname.imr_ifindex = index;
                 mname_len = sizeof(struct ip_mreqn);
@@ -2116,6 +2129,7 @@ static void mcast_join_leave(JNIEnv *env, jobject this,
                 mname.imr_interface.s_addr = in.s_addr;
 #endif
                 mname.imr_multiaddr.s_addr = htonl(getInetAddress_addr(env, iaObj));
+                JNU_CHECK_EXCEPTION(env);
                 mname_len = sizeof(struct ip_mreq);
             }
         }
@@ -2181,10 +2195,12 @@ static void mcast_join_leave(JNIEnv *env, jobject this,
         jint family;
         jint address;
         family = getInetAddress_family(env, iaObj) == IPv4? AF_INET : AF_INET6;
+        JNU_CHECK_EXCEPTION(env);
         if (family == AF_INET) { /* will convert to IPv4-mapped address */
             memset((char *) caddr, 0, 16);
             address = getInetAddress_addr(env, iaObj);
 
+            JNU_CHECK_EXCEPTION(env);
             caddr[10] = 0xff;
             caddr[11] = 0xff;
 
diff --git a/src/solaris/native/java/net/net_util_md.c b/src/solaris/native/java/net/net_util_md.c
index eae347cf10a8fdf52c2bca97d0bb7b372ad8bc22..7436d5214b93f94551f3f7238d12d5d3378d820f 100644
--- a/src/solaris/native/java/net/net_util_md.c
+++ b/src/solaris/native/java/net/net_util_md.c
@@ -1,5 +1,5 @@
 /*
- * Copyright (c) 1997, 2016, Oracle and/or its affiliates. All rights reserved.
+ * Copyright (c) 1997, 2018, Oracle and/or its affiliates. All rights reserved.
  * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
  *
  * This code is free software; you can redistribute it and/or modify it
@@ -786,6 +786,7 @@ NET_InetAddressToSockaddr(JNIEnv *env, jobject iaObj, int port, struct sockaddr
                           int *len, jboolean v4MappedAddress) {
     jint family;
     family = getInetAddress_family(env, iaObj);
+    JNU_CHECK_EXCEPTION_RETURN(env, -1);
 #ifdef AF_INET6
     /* needs work. 1. family 2. clean up him6 etc deallocate memory */
     if (ipv6_available() && !(family == IPv4 && v4MappedAddress == JNI_FALSE)) {
@@ -797,6 +798,7 @@ NET_InetAddressToSockaddr(JNIEnv *env, jobject iaObj, int port, struct sockaddr
         if (family == IPv4) { /* will convert to IPv4-mapped address */
             memset((char *) caddr, 0, 16);
             address = getInetAddress_addr(env, iaObj);
+            JNU_CHECK_EXCEPTION_RETURN(env, -1);
             if (address == INADDR_ANY) {
                 /* we would always prefer IPv6 wildcard address
                    caddr[10] = 0xff;
@@ -905,6 +907,7 @@ NET_InetAddressToSockaddr(JNIEnv *env, jobject iaObj, int port, struct sockaddr
             }
             memset((char *) him4, 0, sizeof(struct sockaddr_in));
             address = getInetAddress_addr(env, iaObj);
+            JNU_CHECK_EXCEPTION_RETURN(env, -1);
             him4->sin_port = htons((short) port);
             him4->sin_addr.s_addr = (uint32_t) htonl(address);
             him4->sin_family = AF_INET;
diff --git a/src/windows/native/java/net/Inet4AddressImpl.c b/src/windows/native/java/net/Inet4AddressImpl.c
index 9e7097ec91020d8e9f210f7b90f6165f069ee167..eaeb1f0bccfc0f0703cd82e37de5c378215d79ca 100644
--- a/src/windows/native/java/net/Inet4AddressImpl.c
+++ b/src/windows/native/java/net/Inet4AddressImpl.c
@@ -1,5 +1,5 @@
 /*
- * Copyright (c) 2000, 2013, Oracle and/or its affiliates. All rights reserved.
+ * Copyright (c) 2000, 2018, Oracle and/or its affiliates. All rights reserved.
  * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
  *
  * This code is free software; you can redistribute it and/or modify it
@@ -195,6 +195,8 @@ Java_java_net_Inet4AddressImpl_lookupAllHostAddr(JNIEnv *env, jobject this,
           goto cleanupAndReturn;
         }
         setInetAddress_addr(env, iaObj, ntohl(address));
+        if ((*env)->ExceptionCheck(env))
+            goto cleanupAndReturn;
         (*env)->SetObjectArrayElement(env, ret, 0, iaObj);
         JNU_ReleaseStringPlatformChars(env, host, hostname);
         return ret;
@@ -228,7 +230,11 @@ Java_java_net_Inet4AddressImpl_lookupAllHostAddr(JNIEnv *env, jobject this,
             goto cleanupAndReturn;
           }
           setInetAddress_addr(env, iaObj, ntohl((*addrp)->s_addr));
+          if ((*env)->ExceptionCheck(env))
+              goto cleanupAndReturn;
           setInetAddress_hostName(env, iaObj, host);
+          if ((*env)->ExceptionCheck(env))
+              goto cleanupAndReturn;
           (*env)->SetObjectArrayElement(env, ret, i, iaObj);
           addrp++;
           i++;
diff --git a/src/windows/native/java/net/Inet6AddressImpl.c b/src/windows/native/java/net/Inet6AddressImpl.c
index 0ebd0613b6a133c2d1576745e4a6a2783e8d605c..bf3df11c0695136d8932c886fb5748524be412f2 100644
--- a/src/windows/native/java/net/Inet6AddressImpl.c
+++ b/src/windows/native/java/net/Inet6AddressImpl.c
@@ -1,5 +1,5 @@
 /*
- * Copyright (c) 2000, 2013, Oracle and/or its affiliates. All rights reserved.
+ * Copyright (c) 2000, 2018, Oracle and/or its affiliates. All rights reserved.
  * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
  *
  * This code is free software; you can redistribute it and/or modify it
@@ -219,7 +219,11 @@ Java_java_net_Inet6AddressImpl_lookupAllHostAddr(JNIEnv *env, jobject this,
                 goto cleanupAndReturn;
               }
               setInetAddress_addr(env, iaObj, ntohl(((struct sockaddr_in*)iterator->ai_addr)->sin_addr.s_addr));
+              if ((*env)->ExceptionCheck(env))
+                  goto cleanupAndReturn;
               setInetAddress_hostName(env, iaObj, host);
+              if ((*env)->ExceptionCheck(env))
+                  goto cleanupAndReturn;
               (*env)->SetObjectArrayElement(env, ret, inetIndex, iaObj);
                 inetIndex ++;
             } else if (iterator->ai_family == AF_INET6) {
@@ -240,6 +244,8 @@ Java_java_net_Inet6AddressImpl_lookupAllHostAddr(JNIEnv *env, jobject this,
                 setInet6Address_scopeid(env, iaObj, scope);
               }
               setInetAddress_hostName(env, iaObj, host);
+              if ((*env)->ExceptionCheck(env))
+                  goto cleanupAndReturn;
               (*env)->SetObjectArrayElement(env, ret, inet6Index, iaObj);
               inet6Index ++;
             }
diff --git a/src/windows/native/java/net/NetworkInterface.c b/src/windows/native/java/net/NetworkInterface.c
index 4dc22a08c0f44b625754e2072949e6286324dd96..6b2d05f5233ba111f52b4c05c20de0d13faf2801 100644
--- a/src/windows/native/java/net/NetworkInterface.c
+++ b/src/windows/native/java/net/NetworkInterface.c
@@ -1,5 +1,5 @@
 /*
- * Copyright (c) 2000, 2013, Oracle and/or its affiliates. All rights reserved.
+ * Copyright (c) 2000, 2018, Oracle and/or its affiliates. All rights reserved.
  * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
  *
  * This code is free software; you can redistribute it and/or modify it
@@ -593,6 +593,7 @@ jobject createNetworkInterface
             /* default ctor will set family to AF_INET */
 
             setInetAddress_addr(env, iaObj, ntohl(addrs->addr.him4.sin_addr.s_addr));
+            JNU_CHECK_EXCEPTION_RETURN(env, NULL);
             if (addrs->mask != -1) {
               ibObj = (*env)->NewObject(env, ni_ibcls, ni_ibctrID);
               if (ibObj == NULL) {
@@ -606,6 +607,7 @@ jobject createNetworkInterface
                 return NULL;
               }
               setInetAddress_addr(env, ia2Obj, ntohl(addrs->brdcast.him4.sin_addr.s_addr));
+              JNU_CHECK_EXCEPTION_RETURN(env, NULL);
               (*env)->SetObjectField(env, ibObj, ni_ibbroadcastID, ia2Obj);
               (*env)->SetShortField(env, ibObj, ni_ibmaskID, addrs->mask);
               (*env)->SetObjectArrayElement(env, bindsArr, bind_index++, ibObj);
@@ -761,8 +763,9 @@ JNIEXPORT jobject JNICALL Java_java_net_NetworkInterface_getByInetAddress0
     (JNIEnv *env, jclass cls, jobject iaObj)
 {
     netif *ifList, *curr;
-    jint addr = getInetAddress_addr(env, iaObj);
     jobject netifObj = NULL;
+    jint addr = getInetAddress_addr(env, iaObj);
+    JNU_CHECK_EXCEPTION_RETURN(env, NULL);
 
     // Retained for now to support IPv4 only stack, java.net.preferIPv4Stack
     if (ipv6_available()) {
diff --git a/src/windows/native/java/net/NetworkInterface_winXP.c b/src/windows/native/java/net/NetworkInterface_winXP.c
index 8003abc3e1985d5a2179eeab40dcaf99527ecfa4..44af3bbb171e88b6da3a1ddb73767b3a0f05e565 100644
--- a/src/windows/native/java/net/NetworkInterface_winXP.c
+++ b/src/windows/native/java/net/NetworkInterface_winXP.c
@@ -1,5 +1,5 @@
 /*
- * Copyright (c) 2003, 2015, Oracle and/or its affiliates. All rights reserved.
+ * Copyright (c) 2003, 2018, Oracle and/or its affiliates. All rights reserved.
  * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
  *
  * This code is free software; you can redistribute it and/or modify it
@@ -545,6 +545,7 @@ static jobject createNetworkInterfaceXP(JNIEnv *env, netif *ifs)
 
             setInetAddress_addr(env, iaObj, ntohl(addrs->addr.him4.sin_addr.s_addr));
 
+            JNU_CHECK_EXCEPTION_RETURN(env, NULL);
             ibObj = (*env)->NewObject(env, ni_ibcls, ni_ibctrID);
             if (ibObj == NULL) {
               free_netaddr(netaddrP);
@@ -557,6 +558,7 @@ static jobject createNetworkInterfaceXP(JNIEnv *env, netif *ifs)
               return NULL;
             }
             setInetAddress_addr(env, ia2Obj, ntohl(addrs->brdcast.him4.sin_addr.s_addr));
+            JNU_CHECK_EXCEPTION_RETURN(env, NULL);
             (*env)->SetObjectField(env, ibObj, ni_ibbroadcastID, ia2Obj);
             (*env)->SetShortField(env, ibObj, ni_ibmaskID, addrs->mask);
             (*env)->SetObjectArrayElement(env, bindsArr, bind_index++, ibObj);
diff --git a/src/windows/native/java/net/TwoStacksPlainDatagramSocketImpl.c b/src/windows/native/java/net/TwoStacksPlainDatagramSocketImpl.c
index e7f1f58f1d5c8ba0fa502471dd3eaefc22bc713e..2b683aaab02af7440498881fcd53b80e13faa018 100644
--- a/src/windows/native/java/net/TwoStacksPlainDatagramSocketImpl.c
+++ b/src/windows/native/java/net/TwoStacksPlainDatagramSocketImpl.c
@@ -1,5 +1,5 @@
 /*
- * Copyright (c) 1997, 2015, Oracle and/or its affiliates. All rights reserved.
+ * Copyright (c) 1997, 2018, Oracle and/or its affiliates. All rights reserved.
  * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
  *
  * This code is free software; you can redistribute it and/or modify it
@@ -439,12 +439,13 @@ Java_java_net_TwoStacksPlainDatagramSocketImpl_bind0(JNIEnv *env, jobject this,
     memset((char *)&lcladdr, 0, sizeof(lcladdr));
 
     family = getInetAddress_family(env, addressObj);
+    JNU_CHECK_EXCEPTION(env);
     if (family == IPv6 && !ipv6_supported) {
         JNU_ThrowByName(env, JNU_JAVANETPKG "SocketException",
                         "Protocol family not supported");
         return;
     }
-
+    JNU_CHECK_EXCEPTION(env);
     if (IS_NULL(fdObj) || (ipv6_supported && IS_NULL(fd1Obj))) {
         JNU_ThrowByName(env, JNU_JAVANETPKG "SocketException", "socket closed");
         return;
@@ -459,6 +460,7 @@ Java_java_net_TwoStacksPlainDatagramSocketImpl_bind0(JNIEnv *env, jobject this,
         return;
     } else {
         address = getInetAddress_addr(env, addressObj);
+        JNU_CHECK_EXCEPTION(env);
     }
 
     if (NET_InetAddressToSockaddr(env, addressObj, port, (struct sockaddr *)&lcladdr, &lcladdrlen, JNI_FALSE) != 0) {
@@ -562,8 +564,9 @@ Java_java_net_TwoStacksPlainDatagramSocketImpl_connect0(JNIEnv *env, jobject thi
     }
 
     addr = getInetAddress_addr(env, address);
-
+    JNU_CHECK_EXCEPTION(env);
     family = getInetAddress_family(env, address);
+    JNU_CHECK_EXCEPTION(env);
     if (family == IPv6 && !ipv6_supported) {
         JNU_ThrowByName(env, JNU_JAVANETPKG "SocketException",
                         "Protocol family not supported");
@@ -681,6 +684,7 @@ Java_java_net_TwoStacksPlainDatagramSocketImpl_send(JNIEnv *env, jobject this,
     }
 
     family = getInetAddress_family(env, iaObj);
+    JNU_CHECK_EXCEPTION(env);
     if (family == IPv4) {
         fdObj = (*env)->GetObjectField(env, this, pdsi_fdID);
     } else {
@@ -731,6 +735,7 @@ Java_java_net_TwoStacksPlainDatagramSocketImpl_send(JNIEnv *env, jobject this,
                       * Check is not necessary on these OSes */
             if (connected) {
                 address = getInetAddress_addr(env, iaObj);
+                JNU_CHECK_EXCEPTION(env);
             } else {
                 address = ntohl(rmtaddr.him4.sin_addr.s_addr);
             }
@@ -841,6 +846,7 @@ Java_java_net_TwoStacksPlainDatagramSocketImpl_peek(JNIEnv *env, jobject this,
         return -1;
     } else {
         address = getInetAddress_addr(env, addressObj);
+        JNU_CHECK_EXCEPTION_RETURN(env, -1);
         /* We only handle IPv4 for now. Will support IPv6 once its in the os */
         family = AF_INET;
     }
@@ -923,7 +929,9 @@ Java_java_net_TwoStacksPlainDatagramSocketImpl_peek(JNIEnv *env, jobject this,
         return 0;
     }
     setInetAddress_addr(env, addressObj, ntohl(remote_addr.sin_addr.s_addr));
+    JNU_CHECK_EXCEPTION_RETURN(env, -1);
     setInetAddress_family(env, addressObj, IPv4);
+    JNU_CHECK_EXCEPTION_RETURN(env, -1);
 
     /* return port */
     return ntohs(remote_addr.sin_port);
@@ -1630,6 +1638,7 @@ static int getInetAddrFromIf (JNIEnv *env, int family, jobject nif, jobject *iad
         int fam;
         addr = (*env)->GetObjectArrayElement(env, addrArray, i);
         fam = getInetAddress_family(env, addr);
+        JNU_CHECK_EXCEPTION_RETURN(env, -1);
         if (fam == family) {
             *iaddr = addr;
             return 0;
@@ -1648,6 +1657,7 @@ static int getInet4AddrFromIf (JNIEnv *env, jobject nif, struct in_addr *iaddr)
     }
 
     iaddr->s_addr = htonl(getInetAddress_addr(env, addr));
+    JNU_CHECK_EXCEPTION_RETURN(env, -1);
     return 0;
 }
 
@@ -1752,6 +1762,7 @@ static void setMulticastInterface(JNIEnv *env, jobject this, int fd, int fd1,
             struct in_addr in;
 
             in.s_addr = htonl(getInetAddress_addr(env, value));
+            JNU_CHECK_EXCEPTION(env);
             if (setsockopt(fd, IPPROTO_IP, IP_MULTICAST_IF,
                                (const char*)&in, sizeof(in)) < 0) {
                 NET_ThrowByNameWithLastError(env, JNU_JAVANETPKG "SocketException",
@@ -1993,7 +2004,7 @@ static jobject getIPv4NetworkInterface (JNIEnv *env, jobject this, int fd, jint
         CHECK_NULL_RETURN(addr, NULL);
 
         setInetAddress_addr(env, addr, ntohl(in.s_addr));
-
+        JNU_CHECK_EXCEPTION_RETURN(env, NULL);
         /*
          * For IP_MULTICAST_IF return InetAddress
          */
diff --git a/src/windows/native/java/net/TwoStacksPlainSocketImpl.c b/src/windows/native/java/net/TwoStacksPlainSocketImpl.c
index 6e7ea71e6b6f7f5215867d9a28f6ed577e5fc5a2..bf7c047f88edcfa4e2fb3c2cfdd5bb5478eb4dc3 100644
--- a/src/windows/native/java/net/TwoStacksPlainSocketImpl.c
+++ b/src/windows/native/java/net/TwoStacksPlainSocketImpl.c
@@ -1,5 +1,5 @@
 /*
- * Copyright (c) 1997, 2013, Oracle and/or its affiliates. All rights reserved.
+ * Copyright (c) 1997, 2018, Oracle and/or its affiliates. All rights reserved.
  * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
  *
  * This code is free software; you can redistribute it and/or modify it
@@ -414,6 +414,7 @@ Java_java_net_TwoStacksPlainSocketImpl_socketBind(JNIEnv *env, jobject this,
     fd1Obj = (*env)->GetObjectField(env, this, psi_fd1ID);
 
     family = getInetAddress_family(env, iaObj);
+    JNU_CHECK_EXCEPTION(env);
 
     if (family == IPv6 && !ipv6_supported) {
         JNU_ThrowByName(env, JNU_JAVANETPKG "SocketException",
@@ -731,7 +732,9 @@ Java_java_net_TwoStacksPlainSocketImpl_socketAccept(JNIEnv *env, jobject this,
         }
 
         setInetAddress_addr(env, socketAddressObj, ntohl(him.him4.sin_addr.s_addr));
+        JNU_CHECK_EXCEPTION(env);
         setInetAddress_family(env, socketAddressObj, IPv4);
+        JNU_CHECK_EXCEPTION(env);
         (*env)->SetObjectField(env, socket, psi_addressID, socketAddressObj);
     } else {
         /* AF_INET6 -> Inet6Address */
@@ -758,6 +761,7 @@ Java_java_net_TwoStacksPlainSocketImpl_socketAccept(JNIEnv *env, jobject this,
         }
         setInet6Address_ipaddress(env, socketAddressObj, (const char *)&him.him6.sin6_addr);
         setInetAddress_family(env, socketAddressObj, IPv6);
+        JNU_CHECK_EXCEPTION(env);
         setInet6Address_scopeid(env, socketAddressObj, him.him6.sin6_scope_id);
 
     }
diff --git a/src/windows/native/java/net/net_util_md.c b/src/windows/native/java/net/net_util_md.c
index 7d990bff9e9c9fab7f3988825eda758a4f7c192d..4721e036826ad30d4573958e4a39ae685cef4704 100644
--- a/src/windows/native/java/net/net_util_md.c
+++ b/src/windows/native/java/net/net_util_md.c
@@ -1,5 +1,5 @@
 /*
- * Copyright (c) 1997, 2013, Oracle and/or its affiliates. All rights reserved.
+ * Copyright (c) 1997, 2018, Oracle and/or its affiliates. All rights reserved.
  * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
  *
  * This code is free software; you can redistribute it and/or modify it
@@ -875,6 +875,7 @@ NET_InetAddressToSockaddr(JNIEnv *env, jobject iaObj, int port, struct sockaddr
                           int *len, jboolean v4MappedAddress) {
     jint family, iafam;
     iafam = getInetAddress_family(env, iaObj);
+    JNU_CHECK_EXCEPTION_RETURN(env, -1);
     family = (iafam == IPv4)? AF_INET : AF_INET6;
     if (ipv6_available() && !(family == AF_INET && v4MappedAddress == JNI_FALSE)) {
         struct SOCKADDR_IN6 *him6 = (struct SOCKADDR_IN6 *)him;
@@ -885,6 +886,7 @@ NET_InetAddressToSockaddr(JNIEnv *env, jobject iaObj, int port, struct sockaddr
         if (family == AF_INET) { /* will convert to IPv4-mapped address */
             memset((char *) caddr, 0, 16);
             address = getInetAddress_addr(env, iaObj);
+            JNU_CHECK_EXCEPTION_RETURN(env, -1);
             if (address == INADDR_ANY) {
                 /* we would always prefer IPv6 wildcard address
                 caddr[10] = 0xff;
@@ -923,6 +925,7 @@ NET_InetAddressToSockaddr(JNIEnv *env, jobject iaObj, int port, struct sockaddr
         }
         memset((char *) him4, 0, sizeof(struct sockaddr_in));
         address = getInetAddress_addr(env, iaObj);
+        JNU_CHECK_EXCEPTION_RETURN(env, -1);
         him4->sin_port = htons((short) port);
         him4->sin_addr.s_addr = (u_long) htonl(address);
         him4->sin_family = AF_INET;