Fix buffer overrun in SRP (#7484)

The old code got a pointer to the array instead of the first element, this resulted in a buffer overflow when the function was used more than once.
This commit is contained in:
red-001 2018-06-26 09:02:26 +01:00 committed by Loïc Blot
parent ae8ae6c906
commit 7bdf5eae05

@ -613,7 +613,7 @@ SRP_Result srp_create_salted_verification_key( SRP_HashAlgorithm alg,
if (fill_buff() != SRP_OK) goto error_and_exit;
*bytes_s = (unsigned char *)srp_alloc(size_to_fill);
if (!*bytes_s) goto error_and_exit;
memcpy(*bytes_s, &g_rand_buff + g_rand_idx, size_to_fill);
memcpy(*bytes_s, &g_rand_buff[g_rand_idx], size_to_fill);
g_rand_idx += size_to_fill;
}