From 8dea0a9028fad2ee1e591773d1100c64092ce17c Mon Sep 17 00:00:00 2001
From: Frank Morgner <frankmorgner@gmail.com>
Date: Mon, 18 Mar 2019 23:33:24 +0100
Subject: [PATCH] fix overlapping memcpy

Fixes https://github.com/OpenSC/OpenSC/issues/1631
---
 src/libopensc/card-gids.c | 1 -
 1 file changed, 1 deletion(-)

diff --git a/src/libopensc/card-gids.c b/src/libopensc/card-gids.c
index 2471c55a..27576f99 100644
--- a/src/libopensc/card-gids.c
+++ b/src/libopensc/card-gids.c
@@ -1915,7 +1915,6 @@ static int gids_authenticate_admin(sc_card_t *card, u8* key) {
 	LOG_TEST_RET(card->ctx, r, "unable to set computer random");
 
 	// send it to the card
-	memcpy(apduSetRandom+4, randomR1, 16);
 	sc_format_apdu(card, &apdu, SC_APDU_CASE_4, INS_GENERAL_AUTHENTICATE, 0x00, 0x00);
 	apdu.lc = sizeof(apduSetRandom);
 	apdu.data = apduSetRandom;