diff --git a/src/util-coredump-config.c b/src/util-coredump-config.c
index 9555e0fd71..e14945caf0 100644
--- a/src/util-coredump-config.c
+++ b/src/util-coredump-config.c
@@ -46,6 +46,10 @@ int32_t CoredumpLoadConfig (void)
         SCLogDebug ("core dump size not specified");
         return 1;
     }
+    if (dump_size_config == NULL) {
+        SCLogError (SC_ERR_INVALID_YAML_CONF_ENTRY, "malformed value for coredump.max-dump: NULL");
+        return 0;
+    }
     if (strcasecmp (dump_size_config, "unlimited") == 0) {
         unlimited = 1;
     }