diff --git a/drivers/platform/x86/intel/speed_select_if/isst_tpmi_core.c b/drivers/platform/x86/intel/speed_select_if/isst_tpmi_core.c
index f1b35714a4e9..92d420e706f6 100644
--- a/drivers/platform/x86/intel/speed_select_if/isst_tpmi_core.c
+++ b/drivers/platform/x86/intel/speed_select_if/isst_tpmi_core.c
@@ -882,6 +882,7 @@ static long isst_if_clos_assoc(void __user *argp)
 
 #define SST_PP_FEATURE_STATE_START	8
 #define SST_PP_FEATURE_STATE_WIDTH	8
+#define SST_PP_FEATURE_STATE_VALID_MASK	GENMASK(1, 0)
 
 #define SST_BF_FEATURE_SUPPORTED_START	12
 #define SST_BF_FEATURE_SUPPORTED_WIDTH	1
@@ -1035,6 +1036,9 @@ static int isst_if_set_perf_feature(void __user *argp)
 	if (power_domain_info->write_blocked || !capable(CAP_SYS_ADMIN))
 		return -EPERM;
 
+	if (perf_feature.feature & ~SST_PP_FEATURE_STATE_VALID_MASK)
+		return -EINVAL;
+
 	_write_pp_info("perf_feature", perf_feature.feature, SST_PP_CONTROL_OFFSET,
 		       SST_PP_FEATURE_STATE_START, SST_PP_FEATURE_STATE_WIDTH,
 		       SST_MUL_FACTOR_NONE)