File CVE-2014-0224.patch of Package compat-openssl098.2040
Index: openssl-0.9.8j/ssl/s3_clnt.c
===================================================================
--- openssl-0.9.8j.orig/ssl/s3_clnt.c
+++ openssl-0.9.8j/ssl/s3_clnt.c
@@ -484,6 +484,7 @@ int ssl3_connect(SSL *s)
case SSL3_ST_CR_FINISHED_A:
case SSL3_ST_CR_FINISHED_B:
+ s->s3->flags |= SSL3_FLAGS_CCS_OK;
ret=ssl3_get_finished(s,SSL3_ST_CR_FINISHED_A,
SSL3_ST_CR_FINISHED_B);
if (ret <= 0) goto end;
Index: openssl-0.9.8j/ssl/s3_pkt.c
===================================================================
--- openssl-0.9.8j.orig/ssl/s3_pkt.c
+++ openssl-0.9.8j/ssl/s3_pkt.c
@@ -1139,6 +1139,15 @@ start:
goto f_err;
}
+ if (!(s->s3->flags & SSL3_FLAGS_CCS_OK))
+ {
+ al=SSL_AD_UNEXPECTED_MESSAGE;
+ SSLerr(SSL_F_SSL3_READ_BYTES,SSL_R_CCS_RECEIVED_EARLY);
+ goto f_err;
+ }
+
+ s->s3->flags &= ~SSL3_FLAGS_CCS_OK;
+
rr->length=0;
if (s->msg_callback)
@@ -1270,7 +1279,7 @@ int ssl3_do_change_cipher_spec(SSL *s)
if (s->s3->tmp.key_block == NULL)
{
- if (s->session == NULL)
+ if (s->session == NULL || s->session->master_key_length == 0)
{
/* might happen if dtls1_read_bytes() calls this */
SSLerr(SSL_F_SSL3_DO_CHANGE_CIPHER_SPEC,SSL_R_CCS_RECEIVED_EARLY);
Index: openssl-0.9.8j/ssl/s3_srvr.c
===================================================================
--- openssl-0.9.8j.orig/ssl/s3_srvr.c
+++ openssl-0.9.8j/ssl/s3_srvr.c
@@ -515,6 +515,7 @@ int ssl3_accept(SSL *s)
case SSL3_ST_SR_CERT_VRFY_A:
case SSL3_ST_SR_CERT_VRFY_B:
+ s->s3->flags |= SSL3_FLAGS_CCS_OK;
/* we should decide if we expected this one */
ret=ssl3_get_cert_verify(s);
if (ret <= 0) goto end;
@@ -525,6 +526,7 @@ int ssl3_accept(SSL *s)
case SSL3_ST_SR_FINISHED_A:
case SSL3_ST_SR_FINISHED_B:
+ s->s3->flags |= SSL3_FLAGS_CCS_OK;
ret=ssl3_get_finished(s,SSL3_ST_SR_FINISHED_A,
SSL3_ST_SR_FINISHED_B);
if (ret <= 0) goto end;
Index: openssl-0.9.8j/ssl/ssl3.h
===================================================================
--- openssl-0.9.8j.orig/ssl/ssl3.h
+++ openssl-0.9.8j/ssl/ssl3.h
@@ -338,7 +338,8 @@ typedef struct ssl3_buffer_st
#define SSL3_FLAGS_DELAY_CLIENT_FINISHED 0x0002
#define SSL3_FLAGS_POP_BUFFER 0x0004
#define TLS1_FLAGS_TLS_PADDING_BUG 0x0008
-
+#define SSL3_FLAGS_CCS_OK 0x0040
+
/* SSL3_FLAGS_SGC_RESTART_DONE is set when we
* restart a handshake because of MS SGC and so prevents us
* from restarting the handshake in a loop. It's reset on a