diff -uNr net-snmp-5.7.3.orig/agent/mibgroup/host/data_access/swinst_rpm.c net-snmp-5.7.3/agent/mibgroup/host/data_access/swinst_rpm.c
--- net-snmp-5.7.3.orig/agent/mibgroup/host/data_access/swinst_rpm.c	2014-12-08 21:23:22.000000000 +0100
+++ net-snmp-5.7.3/agent/mibgroup/host/data_access/swinst_rpm.c	2017-08-11 00:16:35.232470439 +0200
@@ -96,8 +96,7 @@
 
     rpmdbMatchIterator    mi;
     Header                h;
-    char                 *n, *v, *r, *g;
-    int32_t              *t;
+    const char           *n, *v, *r, *g;
     time_t                install_time;
     size_t                date_len;
     int                   i = 1;
@@ -119,11 +118,11 @@
         CONTAINER_INSERT(container, entry);
 
         h = headerLink( h );
-        headerGetEntry( h, RPMTAG_NAME,        NULL, (void**)&n, NULL);
-        headerGetEntry( h, RPMTAG_VERSION,     NULL, (void**)&v, NULL);
-        headerGetEntry( h, RPMTAG_RELEASE,     NULL, (void**)&r, NULL);
-        headerGetEntry( h, RPMTAG_GROUP,       NULL, (void**)&g, NULL);
-        headerGetEntry( h, RPMTAG_INSTALLTIME, NULL, (void**)&t, NULL);
+        n = headerGetString( h, RPMTAG_NAME);
+        v = headerGetString( h, RPMTAG_VERSION);
+        r = headerGetString( h, RPMTAG_RELEASE);
+        g = headerGetString( h, RPMTAG_GROUP);
+        install_time = headerGetNumber( h, RPMTAG_INSTALLTIME);
 
         entry->swName_len = snprintf( entry->swName, sizeof(entry->swName),
                                       "%s-%s-%s", n, v, r);
@@ -133,7 +132,6 @@
                         ? 2      /* operatingSystem */
                         : 4;     /*  application    */
 
-        install_time = *t;
         dt = date_n_time( &install_time, &date_len );
         if (date_len != 8 && date_len != 11) {
             snmp_log(LOG_ERR, "Bogus length from date_n_time for %s", entry->swName);
diff -uNr net-snmp-5.7.3.orig/agent/mibgroup/host/hr_swinst.c net-snmp-5.7.3/agent/mibgroup/host/hr_swinst.c
--- net-snmp-5.7.3.orig/agent/mibgroup/host/hr_swinst.c	2014-12-08 21:23:22.000000000 +0100
+++ net-snmp-5.7.3/agent/mibgroup/host/hr_swinst.c	2017-08-11 00:17:07.488544492 +0200
@@ -484,9 +484,9 @@
             }
 #else
 # ifdef HAVE_LIBRPM
-            char *rpm_groups;
-            if ( headerGetEntry(swi->swi_h, RPMTAG_GROUP, NULL, (void **) &rpm_groups, NULL) ) {
-                if ( strstr(rpm_groups, "System Environment") != NULL )
+            const char *rpm_group = headerGetString(swi->swi_h, RPMTAG_GROUP);
+            if ( NULL != rpm_group ) {
+                if ( strstr(rpm_group, "System Environment") != NULL )
                     long_return = 2;	/* operatingSystem */
                 else
                     long_return = 4;	/* applcation */
@@ -503,9 +503,8 @@
     case HRSWINST_DATE:
         {
 #ifdef HAVE_LIBRPM
-            int32_t         *rpm_data;
-            if ( headerGetEntry(swi->swi_h, RPMTAG_INSTALLTIME, NULL, (void **) &rpm_data, NULL) ) {
-                time_t          installTime = *rpm_data;
+            time_t installTime = headerGetNumber(swi->swi_h, RPMTAG_INSTALLTIME);
+            if ( 0 != installTime) {
                 ret = date_n_time(&installTime, var_len);
             } else {
                 ret = date_n_time(NULL, var_len);
@@ -665,7 +664,7 @@
     if (1 <= ix && ix <= swi->swi_nrec && ix != swi->swi_prevx) {
         int             offset;
         Header          h;
-        char           *n, *v, *r;
+        const char     *n, *v, *r;
 
         offset = swi->swi_recs[ix - 1];
 
@@ -690,11 +689,9 @@
         swi->swi_h = h;
         swi->swi_prevx = ix;
 
-        headerGetEntry(swi->swi_h, RPMTAG_NAME, NULL, (void **) &n, NULL);
-        headerGetEntry(swi->swi_h, RPMTAG_VERSION, NULL, (void **) &v,
-                       NULL);
-        headerGetEntry(swi->swi_h, RPMTAG_RELEASE, NULL, (void **) &r,
-                       NULL);
+        n = headerGetString(swi->swi_h, RPMTAG_NAME);
+        v = headerGetString(swi->swi_h, RPMTAG_VERSION);
+        r = headerGetString(swi->swi_h, RPMTAG_RELEASE);
         snprintf(swi->swi_name, sizeof(swi->swi_name), "%s-%s-%s", n, v, r);
         swi->swi_name[ sizeof(swi->swi_name)-1 ] = 0;
     }