src,crypto: fix 0-length output crash in webcrypto

Refs: nodejs#38883
XadillaX · Jun 3, 2021 · cab4e62 · cab4e62
1 parent 21f5a56
commit cab4e62
Showing 1 changed file with 1 addition and 1 deletion.
diff --git a/src/crypto/crypto_cipher.h b/src/crypto/crypto_cipher.h
@@ -249,7 +249,7 @@ class CipherJob final : public CryptoJob<CipherTraits> {
       v8::Local<v8::Value>* result) override {
     Environment* env = AsyncWrap::env();
     CryptoErrorStore* errors = CryptoJob<CipherTraits>::errors();
-    if (out_.size() > 0) {
+    if (out_.size() > 0 || (!out_.size() && errors->Empty())) {
       CHECK(errors->Empty());
       *err = v8::Undefined(env->isolate());
       *result = out_.ToArrayBuffer(env);