yuzu-emu/mbedtls
2
0
Fork 0
Code Issues Pull requests Projects Releases Packages Wiki Activity

SSLv3: when refusing renegotiation, stop processing

Browse source 
Before the code was sending a fatal alert but then processing any
further data from the peer.

Internal reference: IOTSSL-1384
This commit is contained in:
Gilles Peskine 2017-05-10 17:27:49 +02:00
parent c94f7352fa
commit 92e4426169
1 changed files with 5 additions and 5 deletions
Show stats Download patch file Download diff file Expand all files Collapse all files

10
library/ssl_tls.c
View file

@ -6726,11 +6726,11 @@ int mbedtls_ssl_read( mbedtls_ssl_context *ssl, unsigned char *buf, size_t len )
#if defined(MBEDTLS_SSL_PROTO_SSL3)
if( ssl->minor_ver == MBEDTLS_SSL_MINOR_VERSION_0 )
{
/*
* SSLv3 does not have a "no_renegotiation" alert
*/
if( ( ret = mbedtls_ssl_send_fatal_handshake_failure( ssl ) ) != 0 )
return( ret );
/* SSLv3 does not have a "no_renegotiation" warning, so
we send a fatal alert and abort the connection. */
mbedtls_ssl_send_alert_message( ssl, MBEDTLS_SSL_ALERT_LEVEL_FATAL,
MBEDTLS_SSL_ALERT_MSG_UNEXPECTED_MESSAGE );
return( MBEDTLS_ERR_SSL_UNEXPECTED_MESSAGE );
}
else
#endif /* MBEDTLS_SSL_PROTO_SSL3 */