diff --git a/libmariadb/secure/gnutls.c b/libmariadb/secure/gnutls.c
index 4782be62..f444042b 100644
--- a/libmariadb/secure/gnutls.c
+++ b/libmariadb/secure/gnutls.c
@@ -723,6 +723,26 @@ const struct st_cipher_map tls_ciphers[]=
     "TLS_DH_anon_WITH_AES_256_GCM_SHA384",
      NULL,
     "TLS_DH_ANON_AES_256_GCM_SHA384"},
+  { {0x13, 0x01},
+    "TLS_AES_128_GCM_SHA256",
+    "TLS_AES_128_GCM_SHA256",
+    "TLS_AES_128_GCM_SHA256"},
+  { {0x13, 0x02},
+    "TLS_AES_256_GCM_SHA384",
+    "TLS_AES_256_GCM_SHA384",
+    "TLS_AES_256_GCM_SHA384"},
+  { {0x13, 0x03},
+    "TLS_CHACHA20_POLY1305_SHA256",
+    "TLS_CHACHA20_POLY1305_SHA256",
+    "TLS_CHACHA20_POLY1305_SHA256"},
+  { {0x13, 0x04},
+    "TLS_AES_128_CCM_SHA256",
+    "TLS_AES_128_CCM_SHA256",
+    "TLS_AES_128_CCM_SHA256"},
+  { {0x13, 0x05},
+    "TLS_AES_128_CCM_8_SHA256",
+    "TLS_AES_128_CCM_8_SHA256",
+    "TLS_AES_128_CCM_8_SHA256"},
   { {0xC0, 0x84},
     "TLS_DH_anon_WITH_CAMELLIA_128_GCM_SHA256",
      NULL,
@@ -793,6 +813,7 @@ const struct st_cipher_map tls_ciphers[]=
     NULL}
 };
 
+#if GNUTLS_VERSION_NUMBER < 0x030704
 /* map the gnutls cipher suite (defined by key exchange algorithm, cipher
    and mac algorithm) to the corresponding OpenSSL cipher name */
 static const char *openssl_cipher_name(gnutls_kx_algorithm_t kx,
@@ -829,6 +850,7 @@ static const char *openssl_cipher_name(gnutls_kx_algorithm_t kx,
   }
   return NULL;
 }
+#endif
 
 /* get priority string for a given openssl cipher name */
 static char *get_priority(const char *cipher_name, char *priority, size_t len)
@@ -857,10 +879,20 @@ static char *get_priority(const char *cipher_name, char *priority, size_t len)
       {
         if (!strcmp(name, tls_ciphers[i].gnutls_name))
         {
-          snprintf(priority, len - 1, ":+%s:+%s:+%s",
-                   gnutls_cipher_get_name(cipher),
-                   gnutls_mac_get_name(mac),
-                   gnutls_kx_get_name(kx));
+          const char *p;
+
+          if ((p= gnutls_cipher_get_name(cipher)))
+            snprintf(priority, len - 1, ":+%s",p);
+          if ((p= gnutls_mac_get_name(mac)))
+          {
+            strncat(priority, ":+", len - 1);
+            strncat(priority, p, len - 1);
+          }
+          if ((p= gnutls_kx_get_name(kx)))
+          {
+            strncat(priority, ":+", len - 1);
+            strncat(priority, p, len - 1);
+          }
           return priority;
         }
       }
@@ -1337,6 +1369,7 @@ int ma_tls_verify_server_cert(MARIADB_TLS *ctls __attribute__((unused)))
 
 const char *ma_tls_get_cipher(MARIADB_TLS *ctls)
 {
+#if GNUTLS_VERSION_NUMBER < 0x030704
   gnutls_kx_algorithm_t kx;
   gnutls_cipher_algorithm_t cipher;
   gnutls_mac_algorithm_t mac;
@@ -1348,6 +1381,24 @@ const char *ma_tls_get_cipher(MARIADB_TLS *ctls)
   cipher= gnutls_cipher_get((gnutls_session_t)ctls->ssl);
   kx= gnutls_kx_get((gnutls_session_t)ctls->ssl);
   return openssl_cipher_name(kx, cipher, mac);
+#else
+  const char *cs= gnutls_ciphersuite_get((gnutls_session_t)ctls->ssl);
+  int i=0;
+
+  while (tls_ciphers[i].iana_name)
+  {
+    if (!strcmp(tls_ciphers[i].gnutls_name, cs))
+    {
+      if (tls_ciphers[i].openssl_name)
+        return tls_ciphers[i].openssl_name;
+      if (tls_ciphers[i].gnutls_name)
+        return tls_ciphers[i].gnutls_name;
+      return tls_ciphers[i].iana_name;
+    }
+    i++;
+  }
+  return NULL;
+#endif
 }
 
 static int my_verify_callback(gnutls_session_t ssl)
diff --git a/unittest/libmariadb/connection.c b/unittest/libmariadb/connection.c
index a10e01bd..5d5ff542 100644
--- a/unittest/libmariadb/connection.c
+++ b/unittest/libmariadb/connection.c
@@ -2332,7 +2332,42 @@ static int test_conc505(MYSQL *my __attribute__((unused)))
   return OK;
 }
 
+#if defined(HAVE_GNUTLS) || defined(HAVE_OPENSSL)
+static int test_conc748(MYSQL *my __attribute__((unused)))
+{
+  MYSQL *mysql;
+  int i;
+  const char *ciphers[3]= {"TLS_AES_128_GCM_SHA256", "TLS_AES_256_GCM_SHA384", "TLS_CHACHA20_POLY1305_SHA256"};
+
+  for (i=0; i < 3; i++)
+  {
+    const char *tls_version;
+    mysql= mysql_init(NULL);
+
+    mysql_ssl_set(mysql, NULL, NULL, NULL, NULL, NULL);
+    mysql_optionsv(mysql, MYSQL_OPT_SSL_CIPHER, ciphers[i]);
+
+    if (!my_test_connect(mysql, hostname, NULL,
+                               NULL, schema, port, socketname, 0))
+    {
+      diag("error: %s", mysql_error(mysql));
+      return FAIL;
+    }
+
+    FAIL_IF(strcmp(ciphers[i], mysql_get_ssl_cipher(mysql)), "Cipher mismatch");
+    mariadb_get_infov(mysql, MARIADB_CONNECTION_TLS_VERSION, &tls_version);
+    FAIL_IF(strcmp(tls_version, "TLSv1.3"), "TLS version mismatch");
+
+    mysql_close(mysql);
+  }
+  return OK;
+}
+#endif
+
 struct my_tests_st my_tests[] = {
+#if defined(HAVE_GNUTLS) || defined(HAVE_OPENSSL)
+  {"test_conc748", test_conc748, TEST_CONNECTION_NONE, 0, NULL, NULL},
+#endif
   {"test_conc505", test_conc505, TEST_CONNECTION_NONE, 0, NULL, NULL},
   {"test_conc632", test_conc632, TEST_CONNECTION_NONE, 0, NULL, NULL},
   {"test_status_callback", test_status_callback, TEST_CONNECTION_NONE, 0, NULL, NULL},
diff --git a/unittest/libmariadb/misc.c b/unittest/libmariadb/misc.c
index f67d1366..5f6f854d 100644
--- a/unittest/libmariadb/misc.c
+++ b/unittest/libmariadb/misc.c
@@ -1534,6 +1534,41 @@ static int test_conc458(MYSQL *my __attribute__((unused)))
   return OK;
 }
 
+static int test_conc163(MYSQL *mysql)
+{
+  int rc;
+  MYSQL_STMT *stmt;
+
+  rc= mysql_query(mysql, "SET @a:=1");
+  check_mysql_rc(rc, mysql);
+
+  FAIL_IF(mysql_info(mysql) != NULL, "mysql_info: expected NULL");
+
+  rc= mysql_query(mysql, "CREATE OR REPLACE TABLE t1 AS SELECT 1");
+  check_mysql_rc(rc, mysql);
+
+  FAIL_IF(mysql_info(mysql) == NULL, "mysql_info: expected != NULL");
+
+  rc= mysql_query(mysql, "DROP TABLE t1");
+  check_mysql_rc(rc, mysql);
+
+  stmt= mysql_stmt_init(mysql);
+  rc= mariadb_stmt_execute_direct(stmt, SL("SET @a:=1"));
+  check_stmt_rc(rc, stmt);
+  FAIL_IF(mysql_info(mysql) != NULL, "mysql_info: expected NULL");
+
+  rc= mariadb_stmt_execute_direct(stmt, SL("CREATE OR REPLACE TABLE t1 AS SELECT 1"));
+  check_stmt_rc(rc, stmt);
+  FAIL_IF(mysql_info(mysql) == NULL, "mysql_info: expected != NULL");
+
+  mysql_stmt_close(stmt);
+
+  rc= mysql_query(mysql, "DROP TABLE t1");
+  check_mysql_rc(rc, mysql);
+
+  return OK;
+}
+
 
 static int test_conc533(MYSQL *mysql)
 {
@@ -1631,6 +1666,7 @@ static int test_ext_field_attr(MYSQL *mysql)
 struct my_tests_st my_tests[] = {
   {"test_ext_field_attr", test_ext_field_attr, TEST_CONNECTION_DEFAULT, 0, NULL, NULL},
   {"test_conc533", test_conc533, TEST_CONNECTION_NEW, 0, NULL, NULL},
+  {"test_conc163", test_conc163, TEST_CONNECTION_DEFAULT, 0, NULL, NULL},
   {"test_conc458", test_conc458, TEST_CONNECTION_NONE, 0, NULL, NULL},
 #if !__has_feature(memory_sanitizer)
   {"test_conc457", test_conc457, TEST_CONNECTION_DEFAULT, 0, NULL, NULL},
diff --git a/unittest/libmariadb/ps_bugs.c b/unittest/libmariadb/ps_bugs.c
index 2fcbd90e..8eb3ba2a 100644
--- a/unittest/libmariadb/ps_bugs.c
+++ b/unittest/libmariadb/ps_bugs.c
@@ -5854,8 +5854,56 @@ static int test_conc739(MYSQL *mysql)
   return OK;
 }
 
+static int test_conc176(MYSQL *mysql)
+{
+  MYSQL_STMT *stmt;
+  MYSQL_BIND bind;
+  char buffer[9];
+
+  int rc;
+
+  rc= mysql_query(mysql, "DROP TABLE IF EXISTS t1");
+  check_mysql_rc(rc, mysql);
+
+  rc= mysql_query(mysql, "CREATE TABLE t1 (a int(8) zerofill)");
+  check_mysql_rc(rc, mysql);
+
+  rc= mysql_query(mysql, "INSERT INTO t1 VALUES (1)");
+  check_mysql_rc(rc, mysql);
+
+  stmt= mysql_stmt_init(mysql);
+
+  rc= mysql_stmt_prepare(stmt, "SELECT a FROM t1", -1);
+  check_stmt_rc(rc, stmt);
+
+  rc= mysql_stmt_execute(stmt);
+
+  memset(&bind, 0, sizeof(MYSQL_BIND));
+
+  bind.buffer= buffer;
+  bind.buffer_type= MYSQL_TYPE_STRING;
+  bind.buffer_length= 9;
+
+  rc= mysql_stmt_bind_result(stmt, &bind);
+  check_stmt_rc(rc, stmt);
+
+  rc= mysql_stmt_fetch(stmt);
+
+  diag("Buffer: %s", buffer);
+  FAIL_IF(strlen(buffer) == 1, "Expected zerofilled string");
+
+  rc= mysql_stmt_close(stmt);
+
+  rc= mysql_query(mysql, "DROP TABLE t1");
+  check_mysql_rc(rc, mysql);
+
+  return OK;
+}
+
+
 struct my_tests_st my_tests[] = {
   {"test_conc702", test_conc702, TEST_CONNECTION_DEFAULT, 0, NULL, NULL},
+  {"test_conc176", test_conc176, TEST_CONNECTION_DEFAULT, 0, NULL, NULL},
   {"test_conc739", test_conc739, TEST_CONNECTION_DEFAULT, 0, NULL, NULL},
   {"test_conc633", test_conc633, TEST_CONNECTION_DEFAULT, 0, NULL, NULL},
   {"test_conc623", test_conc623, TEST_CONNECTION_DEFAULT, 0, NULL, NULL},