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Fix for WOLFSSL_ECDSA_SET_K with normal math. The sign_k mp_int was not initialized.

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This commit is contained in:
David Garske
2020-01-14 14:13:12 -08:00
parent 95b6076fe1
commit e9bbf89287
1 changed files with 6 additions and 0 deletions
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6
wolfcrypt/src/ecc.c
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@@ -5118,9 +5118,15 @@ int wc_ecc_sign_set_k(const byte* k, word32 klen, ecc_key* key)
if (key->sign_k == NULL) {
ret = MEMORY_E;
}
else {
XMEMSET(key->sign_k, 0, sizeof(mp_int));
}
}
}
if (ret == 0) {
ret = mp_init(key->sign_k);
}
if (ret == 0) {
ret = mp_read_unsigned_bin(key->sign_k, k, klen);
}