wasm_application.c: Avoid null pointer dereference (#3620)

2024-07-12 16:59:59 +08:00
parent c254bffbc5
commit 7affac0ed3
1 changed files with 1 additions and 1 deletions
--- a/core/iwasm/common/wasm_application.c
+++ b/core/iwasm/common/wasm_application.c
@ -513,7 +513,7 @@ execute_func(WASMModuleInstanceCommon *module_inst, const char *name,
                        bh_memcpy_s(&u.val, sizeof(double), &ud.d,
                                    sizeof(double));
                    }
-                    if (endptr[0] == ':') {
+                    if (endptr && endptr[0] == ':') {
                        uint64 sig;
                        union ieee754_double ud;
                        sig = strtoull(endptr + 1, &endptr, 0);