add length check to get_version (#545)

iqlusioninc · Dec 20, 2023 · c0f3a2f · c0f3a2f
1 parent 3e31fe8
commit c0f3a2f
Showing 1 changed file with 1 addition and 1 deletion.
diff --git a/src/transaction.rs b/src/transaction.rs
@@ -92,7 +92,7 @@ impl<'tx> Transaction<'tx> {
         // get version from device
         let response = Apdu::new(Ins::GetVersion).transmit(self, 261)?;
 
-        if !response.is_success() {
+        if !response.is_success() || response.data().is_empty() {
             return Err(Error::GenericError);
         }