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aot loader: Check import global value type before using (#3571)

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Fix issue reported by Oss-fuzz test (#69798).
This commit is contained in:
liang.he
2024-06-26 11:19:05 +08:00
committed by GitHub
parent 74dbafc699
commit 65bf04e986
1 changed files with 4 additions and 0 deletions
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4
core/iwasm/aot/aot_loader.c
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@ -2097,6 +2097,10 @@ load_import_globals(const uint8 **p_buf, const uint8 *buf_end,
read_string(buf, buf_end, import_globals[i].module_name);
read_string(buf, buf_end, import_globals[i].global_name);
if (!is_valid_value_type(import_globals[i].type.val_type)) {
return false;
}
#if WASM_ENABLE_LIBC_BUILTIN != 0
if (wasm_native_lookup_libc_builtin_global(
import_globals[i].module_name, import_globals[i].global_name,