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scd: Fix unblock PIN by a Reset Code with KDF. 

* scd/app-openpgp.c (do_change_pin): Use correct CHVNO=1 for
pin2hash_if_kdf, for user's PIN.

--

GnuPG-bug-id: 5413
Signed-off-by: Kirill Elagin <kirelagin@gmail.com>
(cherry picked from commit f209d7d2db)
This commit is contained in:
Kirill Elagin 2021-04-27 20:34:35 +09:00 committed by Werner Koch
parent 22fe23f46d
commit 6c4216094e
No known key found for this signature in database
GPG Key ID: E3FDFF218E45B72B
1 changed files with 1 additions and 1 deletions
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scd/app-openpgp.c
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@ -2924,7 +2924,7 @@ do_change_pin (app_t app, ctrl_t ctrl, const char *chvnostr,
if (!rc)
{
strcpy (buffer+pinlen0, pinvalue);
rc = pin2hash_if_kdf (app, 0, buffer+pinlen0, &pinlen);
rc = pin2hash_if_kdf (app, 1, buffer+pinlen0, &pinlen);
}
if (!rc)
rc = iso7816_reset_retry_counter_with_rc (app->slot, 0x81,