diff --git a/ChangeLog b/ChangeLog index 227faed6b..02b8369b2 100644 --- a/ChangeLog +++ b/ChangeLog @@ -1,5 +1,12 @@ mbed TLS ChangeLog (Sorted per branch, date) += mbed TLS x.x.x branch released xxxx-xx-xx + +Bugfix + * Parse signature algorithm extension when renegotiating. Previously, + renegotiated handshakes would only accept signatures using SHA-1 + regardless of the peer's preferences, or fail if SHA-1 was disabled. + = mbed TLS 2.6.0 branch released 2017-08-10 Security diff --git a/library/ssl_srv.c b/library/ssl_srv.c index f137c3dce..37f415dd1 100644 --- a/library/ssl_srv.c +++ b/library/ssl_srv.c @@ -1694,11 +1694,8 @@ read_record_header: #if defined(MBEDTLS_SSL_PROTO_TLS1_2) && \ defined(MBEDTLS_KEY_EXCHANGE__WITH_CERT__ENABLED) case MBEDTLS_TLS_EXT_SIG_ALG: - MBEDTLS_SSL_DEBUG_MSG( 3, ( "found signature_algorithms extension" ) ); -#if defined(MBEDTLS_SSL_RENEGOTIATION) - if( ssl->renego_status == MBEDTLS_SSL_RENEGOTIATION_IN_PROGRESS ) - break; -#endif + MBEDTLS_SSL_DEBUG_MSG( 3, ( "found signature_algorithms extension" ) ); + ret = ssl_parse_signature_algorithms_ext( ssl, ext + 4, ext_size ); if( ret != 0 ) return( ret );