- add better error reporting for the unsafe renegotiation

This commit is contained in:
Tomáš Mráz 2009-11-20 17:30:27 +00:00
parent 359f84cd81
commit c9026def03
2 changed files with 99 additions and 1 deletions

View File

@ -0,0 +1,93 @@
Better error reporting for unsafe renegotiation.
diff -up openssl-1.0.0-beta4/ssl/ssl_err.c.reneg-err openssl-1.0.0-beta4/ssl/ssl_err.c
--- openssl-1.0.0-beta4/ssl/ssl_err.c.reneg-err 2009-11-09 19:45:42.000000000 +0100
+++ openssl-1.0.0-beta4/ssl/ssl_err.c 2009-11-20 17:56:57.000000000 +0100
@@ -226,7 +226,9 @@ static ERR_STRING_DATA SSL_str_functs[]=
{ERR_FUNC(SSL_F_SSL_LOAD_CLIENT_CA_FILE), "SSL_load_client_CA_file"},
{ERR_FUNC(SSL_F_SSL_NEW), "SSL_new"},
{ERR_FUNC(SSL_F_SSL_PARSE_CLIENTHELLO_RENEGOTIATE_EXT), "SSL_PARSE_CLIENTHELLO_RENEGOTIATE_EXT"},
+{ERR_FUNC(SSL_F_SSL_PARSE_CLIENTHELLO_TLSEXT), "SSL_PARSE_CLIENTHELLO_TLSEXT"},
{ERR_FUNC(SSL_F_SSL_PARSE_SERVERHELLO_RENEGOTIATE_EXT), "SSL_PARSE_SERVERHELLO_RENEGOTIATE_EXT"},
+{ERR_FUNC(SSL_F_SSL_PARSE_SERVERHELLO_TLSEXT), "SSL_PARSE_SERVERHELLO_TLSEXT"},
{ERR_FUNC(SSL_F_SSL_PEEK), "SSL_peek"},
{ERR_FUNC(SSL_F_SSL_PREPARE_CLIENTHELLO_TLSEXT), "SSL_PREPARE_CLIENTHELLO_TLSEXT"},
{ERR_FUNC(SSL_F_SSL_PREPARE_SERVERHELLO_TLSEXT), "SSL_PREPARE_SERVERHELLO_TLSEXT"},
@@ -526,6 +528,7 @@ static ERR_STRING_DATA SSL_str_reasons[]
{ERR_REASON(SSL_R_UNKNOWN_REMOTE_ERROR_TYPE),"unknown remote error type"},
{ERR_REASON(SSL_R_UNKNOWN_SSL_VERSION) ,"unknown ssl version"},
{ERR_REASON(SSL_R_UNKNOWN_STATE) ,"unknown state"},
+{ERR_REASON(SSL_R_UNSAFE_LEGACY_RENEGOTIATION_DISABLED),"unsafe legacy renegotiation disabled"},
{ERR_REASON(SSL_R_UNSUPPORTED_CIPHER) ,"unsupported cipher"},
{ERR_REASON(SSL_R_UNSUPPORTED_COMPRESSION_ALGORITHM),"unsupported compression algorithm"},
{ERR_REASON(SSL_R_UNSUPPORTED_DIGEST_TYPE),"unsupported digest type"},
diff -up openssl-1.0.0-beta4/ssl/ssl.h.reneg-err openssl-1.0.0-beta4/ssl/ssl.h
--- openssl-1.0.0-beta4/ssl/ssl.h.reneg-err 2009-11-12 15:17:29.000000000 +0100
+++ openssl-1.0.0-beta4/ssl/ssl.h 2009-11-20 17:56:57.000000000 +0100
@@ -1934,7 +1934,9 @@ void ERR_load_SSL_strings(void);
#define SSL_F_SSL_LOAD_CLIENT_CA_FILE 185
#define SSL_F_SSL_NEW 186
#define SSL_F_SSL_PARSE_CLIENTHELLO_RENEGOTIATE_EXT 300
+#define SSL_F_SSL_PARSE_CLIENTHELLO_TLSEXT 302
#define SSL_F_SSL_PARSE_SERVERHELLO_RENEGOTIATE_EXT 301
+#define SSL_F_SSL_PARSE_SERVERHELLO_TLSEXT 303
#define SSL_F_SSL_PEEK 270
#define SSL_F_SSL_PREPARE_CLIENTHELLO_TLSEXT 281
#define SSL_F_SSL_PREPARE_SERVERHELLO_TLSEXT 282
@@ -2231,6 +2233,7 @@ void ERR_load_SSL_strings(void);
#define SSL_R_UNKNOWN_REMOTE_ERROR_TYPE 253
#define SSL_R_UNKNOWN_SSL_VERSION 254
#define SSL_R_UNKNOWN_STATE 255
+#define SSL_R_UNSAFE_LEGACY_RENEGOTIATION_DISABLED 338
#define SSL_R_UNSUPPORTED_CIPHER 256
#define SSL_R_UNSUPPORTED_COMPRESSION_ALGORITHM 257
#define SSL_R_UNSUPPORTED_DIGEST_TYPE 326
diff -up openssl-1.0.0-beta4/ssl/s23_srvr.c.reneg-err openssl-1.0.0-beta4/ssl/s23_srvr.c
--- openssl-1.0.0-beta4/ssl/s23_srvr.c.reneg-err 2009-11-12 15:17:29.000000000 +0100
+++ openssl-1.0.0-beta4/ssl/s23_srvr.c 2009-11-20 17:57:23.000000000 +0100
@@ -497,6 +497,11 @@ int ssl23_get_client_hello(SSL *s)
SSLerr(SSL_F_SSL23_GET_CLIENT_HELLO,SSL_R_UNSUPPORTED_PROTOCOL);
goto err;
#else
+ if (!(s->ctx->options & SSL_OP_ALLOW_UNSAFE_LEGACY_RENEGOTIATION))
+ {
+ SSLerr(SSL_F_SSL23_GET_CLIENT_HELLO,SSL_R_UNSAFE_LEGACY_RENEGOTIATION_DISABLED);
+ goto err;
+ }
/* we are talking sslv2 */
/* we need to clean up the SSLv3/TLSv1 setup and put in the
* sslv2 stuff. */
diff -up openssl-1.0.0-beta4/ssl/t1_lib.c.reneg-err openssl-1.0.0-beta4/ssl/t1_lib.c
--- openssl-1.0.0-beta4/ssl/t1_lib.c.reneg-err 2009-11-18 14:04:19.000000000 +0100
+++ openssl-1.0.0-beta4/ssl/t1_lib.c 2009-11-20 17:56:57.000000000 +0100
@@ -636,6 +636,7 @@ int ssl_parse_clienthello_tlsext(SSL *s,
{
/* We should always see one extension: the renegotiate extension */
*al = SSL_AD_ILLEGAL_PARAMETER; /* is this the right alert? */
+ SSLerr(SSL_F_SSL_PARSE_CLIENTHELLO_TLSEXT, SSL_R_UNSAFE_LEGACY_RENEGOTIATION_DISABLED);
return 0;
}
return 1;
@@ -965,6 +966,7 @@ int ssl_parse_clienthello_tlsext(SSL *s,
if (s->new_session && !renegotiate_seen
&& !(s->ctx->options & SSL_OP_ALLOW_UNSAFE_LEGACY_RENEGOTIATION))
{
+ SSLerr(SSL_F_SSL_PARSE_CLIENTHELLO_TLSEXT, SSL_R_UNSAFE_LEGACY_RENEGOTIATION_DISABLED);
*al = SSL_AD_ILLEGAL_PARAMETER; /* is this the right alert? */
return 0;
}
@@ -993,6 +995,7 @@ int ssl_parse_serverhello_tlsext(SSL *s,
{
/* We should always see one extension: the renegotiate extension */
*al = SSL_AD_ILLEGAL_PARAMETER; /* is this the right alert? */
+ SSLerr(SSL_F_SSL_PARSE_SERVERHELLO_TLSEXT, SSL_R_UNSAFE_LEGACY_RENEGOTIATION_DISABLED);
return 0;
}
#endif
@@ -1133,6 +1136,7 @@ int ssl_parse_serverhello_tlsext(SSL *s,
&& !(s->ctx->options & SSL_OP_ALLOW_UNSAFE_LEGACY_RENEGOTIATION))
{
*al = SSL_AD_ILLEGAL_PARAMETER; /* is this the right alert? */
+ SSLerr(SSL_F_SSL_PARSE_SERVERHELLO_TLSEXT, SSL_R_UNSAFE_LEGACY_RENEGOTIATION_DISABLED);
return 0;
}
#endif

View File

@ -23,7 +23,7 @@
Summary: A general purpose cryptography library with TLS implementation
Name: openssl
Version: 1.0.0
Release: 0.14.%{beta}%{?dist}
Release: 0.15.%{beta}%{?dist}
# We remove certain patented algorithms from the openssl source tarball
# with the hobble-openssl script which is included below.
Source: openssl-%{version}-%{beta}-usa.tar.bz2
@ -66,6 +66,7 @@ Patch60: openssl-1.0.0-beta4-reneg.patch
# This one is not backported but has to be applied after reneg patch
Patch61: openssl-1.0.0-beta4-client-reneg.patch
Patch62: openssl-1.0.0-beta4-backports.patch
Patch63: openssl-1.0.0-beta4-reneg-err.patch
License: OpenSSL
Group: System Environment/Libraries
@ -148,6 +149,7 @@ from other formats to the formats used by the OpenSSL toolkit.
%patch60 -p1 -b .reneg
%patch61 -p1 -b .client-reneg
%patch62 -p1 -b .backports
%patch63 -p1 -b .reneg-err
# Modify the various perl scripts to reference perl in the right location.
perl util/perlpath.pl `dirname %{__perl}`
@ -396,6 +398,9 @@ rm -rf $RPM_BUILD_ROOT/%{_libdir}/fipscanister.*
%postun -p /sbin/ldconfig
%changelog
* Fri Nov 20 2009 Tomas Mraz <tmraz@redhat.com> 1.0.0-0.15.beta4
- add better error reporting for the unsafe renegotiation
* Fri Nov 20 2009 Tomas Mraz <tmraz@redhat.com> 1.0.0-0.14.beta4
- fix build on s390x