diff --git a/src/oemcommands.cpp b/src/oemcommands.cpp
index ad2e21e..a5dea03 100644
--- a/src/oemcommands.cpp
+++ b/src/oemcommands.cpp
@@ -1532,6 +1532,18 @@
               >
     ipmiOEMGetFanConfig(uint8_t dimmGroupId)
 {
+    if (dimmGroupId >= maxCPUNum)
+    {
+        return ipmi::responseInvalidFieldRequest();
+    }
+
+    bool cpuStatus = cpuPresent("CPU_" + std::to_string(dimmGroupId + 1));
+
+    if (!cpuStatus)
+    {
+        return ipmi::responseInvalidFieldRequest();
+    }
+
     boost::container::flat_map<
         std::string, std::variant<std::vector<std::string>, std::string>>
         profileData;