Add EP_INFO_CAP check

Fix #2972.

Signed-off-by: Steven Bellock <[email protected]>

Author: steven-bellock

Diff for: library/spdm_requester_lib/libspdm_req_get_capabilities.c

@@ -106,7 +106,14 @@ static bool validate_responder_capability(uint32_t capabilities_flag, uint8_t ve
             if ((cert_cap == 1) && (pub_key_id_cap == 1)) {
                 return false;
             }
+            /* If certificates or public keys are enabled then at least one of these capabilities
+             * must be enabled to use the key. */
             if ((chal_cap == 0) && (key_ex_cap == 0) && ((meas_cap == 0) || (meas_cap == 1))) {
+                if (version >= SPDM_MESSAGE_VERSION_13) {
+                    if ((ep_info_cap == 0) || (ep_info_cap == 1)) {
+                        return false;
+                    }
+                }
                 return false;
             }
         } else {

Diff for: library/spdm_responder_lib/libspdm_rsp_capabilities.c

@@ -98,7 +98,14 @@ static bool libspdm_check_request_flag_compatibility(uint32_t capabilities_flag,
             if ((cert_cap == 1) && (pub_key_id_cap == 1)) {
                 return false;
             }
+            /* If certificates or public keys are enabled then at least one of these capabilities
+             * must be enabled to use the key. */
             if ((chal_cap == 0) && (key_ex_cap == 0)) {
+                if (version >= SPDM_MESSAGE_VERSION_13) {
+                    if ((ep_info_cap == 0) || (ep_info_cap == 1)) {
+                        return false;
+                    }
+                }
                 return false;
             }
         } else {