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Add more checks to enhance security (#446)

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add more checks to enhance security
clear "wasi proc exit" exception before return to caller in wasm/aot call functions
fix memory profiling issue
change movdqa to movdqu in simd invokeNative asm codes to fix issue of unaligned address access
move setjmp/longjmp from libc-builtin to libc-emcc
fix zephyr platform compilation issue in latest zephyr version
This commit is contained in:
Wenyong Huang
2020-11-24 14:00:09 +08:00
committed by GitHub
parent f4770ae8c8
commit 74be7a0b7c
24 changed files with 397 additions and 216 deletions
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21
core/iwasm/common/wasm_c_api.c
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@ -579,8 +579,10 @@ wasm_functype_new(wasm_valtype_vec_t *params, wasm_valtype_vec_t *results)
failed:
LOG_DEBUG("%s failed", __FUNCTION__);
FREEIF(func_type->params);
FREEIF(func_type->results);
if (func_type)
FREEIF(func_type->params);
if (func_type)
FREEIF(func_type->results);
FREEIF(func_type);
return NULL;
}
@ -1151,10 +1153,15 @@ native_func_trampoline(wasm_exec_env_t exec_env, uint64 *argv)
}
if (trap) {
wasm_name_t *message = NULL;
wasm_trap_message(trap, message);
LOG_WARNING("got a trap %s", message->data);
wasm_name_delete(message);
wasm_name_t *message = malloc_internal(sizeof(wasm_name_t));
if (message) {
wasm_trap_message(trap, message);
if (message->data) {
LOG_WARNING("got a trap %s", message->data);
wasm_name_delete(message);
}
FREEIF(message);
}
}
/* there is no result or there is an exception */
@ -2188,7 +2195,7 @@ interp_process_export(wasm_store_t *store,
uint32 export_cnt = 0;
uint32 i = 0;
bh_assert(store && inst_interp && externals);
bh_assert(store && inst_interp && inst_interp->module && externals);
exports = inst_interp->module->exports;
export_cnt = inst_interp->module->export_count;