add length check to get_version (#545)

2023-12-20 09:42:27 -05:00
parent 3e31fe8663
commit c0f3a2f841
1 changed files with 1 additions and 1 deletions
@@ -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);
        }