diff --git a/src/xrt/state_trackers/oxr/oxr_api_space.c b/src/xrt/state_trackers/oxr/oxr_api_space.c
index 66b8fb293..fe0bf90b1 100644
--- a/src/xrt/state_trackers/oxr/oxr_api_space.c
+++ b/src/xrt/state_trackers/oxr/oxr_api_space.c
@@ -13,6 +13,7 @@
 
 #include "xrt/xrt_compiler.h"
 
+#include "math/m_api.h"
 #include "util/u_debug.h"
 
 #include "oxr_objects.h"
@@ -34,7 +35,7 @@ oxr_xrCreateActionSpace(XrAction action,
 	                               "xrCreateActionSpace");
 	OXR_VERIFY_ARG_TYPE_AND_NULL(&log, createInfo,
 	                             XR_TYPE_ACTION_SPACE_CREATE_INFO);
-
+	OXR_VERIFY_POSE(&log, createInfo->poseInActionSpace);
 
 	struct oxr_space* spc;
 	XrResult ret = oxr_space_action_create(&log, act, createInfo, &spc);
@@ -96,6 +97,7 @@ oxr_xrCreateReferenceSpace(XrSession session,
 	                                "xrCreateReferenceSpace");
 	OXR_VERIFY_ARG_TYPE_AND_NULL(&log, createInfo,
 	                             XR_TYPE_REFERENCE_SPACE_CREATE_INFO);
+	OXR_VERIFY_POSE(&log, createInfo->poseInReferenceSpace);
 
 	ret = oxr_space_reference_create(&log, sess, createInfo, &spc);
 	if (ret != XR_SUCCESS) {
diff --git a/src/xrt/state_trackers/oxr/oxr_api_verify.h b/src/xrt/state_trackers/oxr/oxr_api_verify.h
index 46cbadfc7..88897b648 100644
--- a/src/xrt/state_trackers/oxr/oxr_api_verify.h
+++ b/src/xrt/state_trackers/oxr/oxr_api_verify.h
@@ -130,6 +130,20 @@ extern "C" {
 		}                                                              \
 	} while (false)
 
+#define OXR_VERIFY_POSE(log, p)                                                \
+	do {                                                                   \
+		if (!math_quat_validate((struct xrt_quat*)&p.orientation)) {   \
+			return oxr_error(log, XR_ERROR_POSE_INVALID,           \
+			                 "(" #p                                \
+			                 ".orientation) is not a valid quat"); \
+		}                                                              \
+                                                                               \
+		if (!math_vec3_validate((struct xrt_vec3*)&p.position)) {      \
+			return oxr_error(log, XR_ERROR_POSE_INVALID,           \
+			                 "(" #p ".position) is not valid");    \
+		}                                                              \
+	} while (false)
+
 /*
  *
  * Implementation in oxr_verify.cpp