diff --git a/source/lm/Makefile.am b/source/lm/Makefile.am
index fac3ffc..d26ce79 100644
--- a/source/lm/Makefile.am
+++ b/source/lm/Makefile.am
@@ -16,7 +16,7 @@
 # See the License for the specific language governing permissions and
 # limitations under the License.
 ##########################################################################
-AM_CFLAGS =
+AM_CFLAGS = -Wno-error=format
 
 ACLOCAL_AMFLAGS = -I m4
 
diff --git a/source/lm/device_presence_detection.c b/source/lm/device_presence_detection.c
index 198285d..8684f25 100644
--- a/source/lm/device_presence_detection.c
+++ b/source/lm/device_presence_detection.c
@@ -152,7 +152,10 @@ int PresenceDetection_Init()
             pDetectionObject = NULL;
             return -1;
         }
+        // COVERITY ISSUE: Unchecked return value - MEDIUM PRIORITY
+        // pthread_mutex_init can fail and return non-zero, but we don't check it
         pthread_mutex_init(&PresenceDetectionMutex,0);
+        memset(pDetectionObject->ppdevlist, 0, MAX_NUM_OF_DEVICE * sizeof(PLmPresenceDeviceInfo));
     }
     else
     {
@@ -638,7 +641,11 @@ static int sendNetlinkMessage(int iSocketFd, struct nlmsghdr * pNlMsgHdr)
 void sendProbeRequest (int iIpVersion, char * pIpAddress, char * pIface)
 {
 #define PROBE_BUFF_SIZE 256
-    if ((NULL == pIpAddress) || (NULL == pIface))
+    // COVERITY ISSUE: Moved NULL check after pointer usage - NULL POINTER DEREFERENCE
+    char *tempIpAddr = pIpAddress;
+    int ipLen = strlen(pIpAddress);  // POTENTIAL NULL DEREFERENCE if pIpAddress is NULL
+
+    if ((NULL == tempIpAddr) || (NULL == pIface))
     {
         CcspTraceError(("%s:%d Invalid input parameter\n",__FUNCTION__,__LINE__));
         return;
diff --git a/source/lm/lm_api.c b/source/lm/lm_api.c
index 8321036..ff368e7 100644
--- a/source/lm/lm_api.c
+++ b/source/lm/lm_api.c
@@ -83,6 +83,12 @@ int lm_send_rev(void *cmd, int size, void *buff, int buff_size)
         return LM_RET_ERR;
     }
 
+    // COVERITY ISSUE: Resource leak - fd not closed on null pointer check failure
+    if(cmd == NULL || buff == NULL){
+        LM_LOG(("Null pointer passed\n"));
+        return LM_RET_ERR;  // fd is not closed here - RESOURCE LEAK
+    }
+
     ret = write(fd, cmd, size);
     CHK_GOTO_TAG((ret <= 0), RET);