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Check for crash in do_ocall to prevent any data leakage. #138

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Check for crash in do_ocall to prevent any data leakage. #138

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5 changes: 4 additions & 1 deletion sdk/trts/trts_ocall.cpp
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Original file line number Diff line number Diff line change
Expand Up @@ -53,6 +53,10 @@ extern "C" sgx_status_t __morestack(const unsigned int index, void *ms);
//
sgx_status_t sgx_ocall(const unsigned int index, void *ms)
{
// check for crash to prevent any data leakage
if(get_enclave_state() == ENCLAVE_CRASHED) {
return SGX_ERROR_ENCLAVE_CRASHED;
}
// sgx_ocall is not allowed during exception handling
thread_data_t *thread_data = get_thread_data();

Expand Down Expand Up @@ -138,4 +142,3 @@ sgx_status_t do_oret(void *ms)
// Should not come here
return SGX_ERROR_UNEXPECTED;
}