Apply by doing:
cd /usr/src
patch -p0 < 016_openssl.patch
And then rebuild and install OpenSSL:
cd lib/libssl
make obj
make depend
make
make install
Index: lib/libssl/src/crypto/rsa/rsa_sign.c
===================================================================
RCS file: /cvs/src/lib/libssl/src/crypto/rsa/rsa_sign.c,v
retrieving revision 1.7
retrieving revision 1.7.2.1
diff -u -p -r1.7 -r1.7.2.1
--- lib/libssl/src/crypto/rsa/rsa_sign.c 29 Apr 2005 05:39:26 -0000 1.7
+++ lib/libssl/src/crypto/rsa/rsa_sign.c 9 Sep 2006 01:18:36 -0000 1.7.2.1
@@ -185,6 +185,23 @@ int RSA_verify(int dtype, const unsigned
sig=d2i_X509_SIG(NULL,&p,(long)i);
if (sig == NULL) goto err;
+
+ /* Excess data can be used to create forgeries */
+ if(p != s+i)
+ {
+ RSAerr(RSA_F_RSA_VERIFY,RSA_R_BAD_SIGNATURE);
+ goto err;
+ }
+
+ /* Parameters to the signature algorithm can also be used to
+ create forgeries */
+ if(sig->algor->parameter
+ && ASN1_TYPE_get(sig->algor->parameter) != V_ASN1_NULL)
+ {
+ RSAerr(RSA_F_RSA_VERIFY,RSA_R_BAD_SIGNATURE);
+ goto err;
+ }
+
sigtype=OBJ_obj2nid(sig->algor->algorithm);
Index: lib/libssl/src/ssl/s23_srvr.c
===================================================================
RCS file: /cvs/src/lib/libssl/src/ssl/s23_srvr.c,v
retrieving revision 1.8
retrieving revision 1.8.2.1
diff -u -p -r1.8 -r1.8.2.1
--- lib/libssl/src/ssl/s23_srvr.c 29 Apr 2005 05:39:31 -0000 1.8
+++ lib/libssl/src/ssl/s23_srvr.c 1 Nov 2005 01:01:12 -0000 1.8.2.1
@@ -528,9 +528,7 @@ int ssl23_get_client_hello(SSL *s)
}
s->state=SSL2_ST_GET_CLIENT_HELLO_A;
- if ((s->options & SSL_OP_MSIE_SSLV2_RSA_PADDING) ||
- use_sslv2_strong ||
- (s->options & SSL_OP_NO_TLSv1 && s->options & SSL_OP_NO_SSLv3))
+ if (s->options & SSL_OP_NO_TLSv1 && s->options & SSL_OP_NO_SSLv3)
s->s2->ssl2_rollback=0;
else
/* reject SSL 2.0 session if client supports SSL 3.0 or TLS 1.0
