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Clean premaster_secret for GOST

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Ensure OPENSSL_cleanse() is called on the premaster secret value calculated for GOST.

With thanks to the Open Crypto Audit Project for reporting this issue.

Reviewed-by: Rich Salz <rsalz@openssl.org>
This commit is contained in:
Matt Caswell 2015-06-04 11:16:16 +01:00
parent c56353071d
commit b7ee4815f2
1 changed files with 1 additions and 0 deletions
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ssl/s3_srvr.c
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@ -2825,6 +2825,7 @@ int ssl3_get_client_key_exchange(SSL *s)
s->
session->master_key,
premaster_secret, 32);
OPENSSL_cleanse(premaster_secret, sizeof(premaster_secret));
if (s->session->master_key_length < 0) {
al = SSL_AD_INTERNAL_ERROR;
SSLerr(SSL_F_SSL3_GET_CLIENT_KEY_EXCHANGE, ERR_R_INTERNAL_ERROR);