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openSUSE:Leap:15.0:Update
iksemel
secure_gnutls_options.patch
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File secure_gnutls_options.patch of Package iksemel
Last-Update: 2015-10-28 Bug-Upstream: https://github.com/meduketto/iksemel/issues/48 Bug-Debian: https://bugs.debian.org/cgi-bin/bugreport.cgi?bug=803204 From: Marc Dequènes (duck) <duck@duckcorp.org> Description: fix security problem (and compatibility problem with servers rejecting low grade ciphers). --- a/src/stream.c +++ b/src/stream.c @@ -62,13 +62,9 @@ static int handshake (struct stream_data *data) { - const int protocol_priority[] = { GNUTLS_TLS1, GNUTLS_SSL3, 0 }; - const int kx_priority[] = { GNUTLS_KX_RSA, 0 }; - const int cipher_priority[] = { GNUTLS_CIPHER_3DES_CBC, GNUTLS_CIPHER_ARCFOUR, 0}; - const int comp_priority[] = { GNUTLS_COMP_ZLIB, GNUTLS_COMP_NULL, 0 }; - const int mac_priority[] = { GNUTLS_MAC_SHA, GNUTLS_MAC_MD5, 0 }; + const char *priority_string = "SECURE256:+SECURE192:-VERS-TLS-ALL:+VERS-TLS1.2"; int ret; if (gnutls_global_init () != 0) return IKS_NOMEM; @@ -79,13 +75,9 @@ if (gnutls_init (&data->sess, GNUTLS_CLIENT) != 0) { gnutls_certificate_free_credentials (data->cred); return IKS_NOMEM; } - gnutls_protocol_set_priority (data->sess, protocol_priority); - gnutls_cipher_set_priority(data->sess, cipher_priority); - gnutls_compression_set_priority(data->sess, comp_priority); - gnutls_kx_set_priority(data->sess, kx_priority); - gnutls_mac_set_priority(data->sess, mac_priority); + gnutls_priority_set_direct(data->sess, priority_string, NULL); gnutls_credentials_set (data->sess, GNUTLS_CRD_CERTIFICATE, data->cred); gnutls_transport_set_push_function (data->sess, (gnutls_push_func) tls_push); gnutls_transport_set_pull_function (data->sess, (gnutls_pull_func) tls_pull);
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