It seems reportbug failed to include the patch file, so here it is.
- Felix
--- gnupg2-2.2.27.orig/scd/ccid-driver.c +++ gnupg2-2.2.27/scd/ccid-driver.c @@ -3584,6 +3584,16 @@ ccid_transceive_secure (ccid_driver_t ha return CCID_DRIVER_ERR_NOT_SUPPORTED; msg = send_buffer; + + if (handle->id_vendor == VENDOR_SCM) + { + DEBUGOUT ("sending escape sequence to switch to a case 1 APDU\n"); + rc = send_escape_cmd (handle, (const unsigned char*)"\x80\x02\x00", 3, + NULL, 0, NULL); + if (rc) + return rc; + } + msg[0] = cherry_mode? 0x89 : PC_to_RDR_Secure; msg[5] = 0; /* slot */ msg[6] = seqno = handle->seqno++;