diff options
author | Dr. Stephen Henson <steve@openssl.org> | 2010-11-16 14:18:51 +0000 |
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committer | Dr. Stephen Henson <steve@openssl.org> | 2010-11-16 14:18:51 +0000 |
commit | 732d31beeeb2e2e9f44d05da8387cfeca06b91b8 (patch) | |
tree | 32d0001d19dac7c63816b01a00adc512ccbcccec /ssl | |
parent | f7d2f17a0709abb641799e32a11a2408d733d8ed (diff) |
bring HEAD up to date, add CVE-2010-3864 fix, update NEWS files
Diffstat (limited to 'ssl')
-rw-r--r-- | ssl/t1_lib.c | 60 |
1 files changed, 42 insertions, 18 deletions
diff --git a/ssl/t1_lib.c b/ssl/t1_lib.c index 74638cc9b1..9684280d17 100644 --- a/ssl/t1_lib.c +++ b/ssl/t1_lib.c @@ -751,14 +751,23 @@ int ssl_parse_clienthello_tlsext(SSL *s, unsigned char **p, unsigned char *d, in switch (servname_type) { case TLSEXT_NAMETYPE_host_name: - if (s->session->tlsext_hostname == NULL) + if (!s->hit) { - if (len > TLSEXT_MAXLEN_host_name || - ((s->session->tlsext_hostname = OPENSSL_malloc(len+1)) == NULL)) + if(s->session->tlsext_hostname) + { + *al = SSL_AD_DECODE_ERROR; + return 0; + } + if (len > TLSEXT_MAXLEN_host_name) { *al = TLS1_AD_UNRECOGNIZED_NAME; return 0; } + if ((s->session->tlsext_hostname = OPENSSL_malloc(len+1)) == NULL) + { + *al = TLS1_AD_INTERNAL_ERROR; + return 0; + } memcpy(s->session->tlsext_hostname, sdata, len); s->session->tlsext_hostname[len]='\0'; if (strlen(s->session->tlsext_hostname) != len) { @@ -771,7 +780,8 @@ int ssl_parse_clienthello_tlsext(SSL *s, unsigned char **p, unsigned char *d, in } else - s->servername_done = strlen(s->session->tlsext_hostname) == len + s->servername_done = s->session->tlsext_hostname + && strlen(s->session->tlsext_hostname) == len && strncmp(s->session->tlsext_hostname, (char *)sdata, len) == 0; break; @@ -802,15 +812,22 @@ int ssl_parse_clienthello_tlsext(SSL *s, unsigned char **p, unsigned char *d, in *al = TLS1_AD_DECODE_ERROR; return 0; } - s->session->tlsext_ecpointformatlist_length = 0; - if (s->session->tlsext_ecpointformatlist != NULL) OPENSSL_free(s->session->tlsext_ecpointformatlist); - if ((s->session->tlsext_ecpointformatlist = OPENSSL_malloc(ecpointformatlist_length)) == NULL) + if (!s->hit) { - *al = TLS1_AD_INTERNAL_ERROR; - return 0; + if(s->session->tlsext_ecpointformatlist) + { + *al = TLS1_AD_DECODE_ERROR; + return 0; + } + s->session->tlsext_ecpointformatlist_length = 0; + if ((s->session->tlsext_ecpointformatlist = OPENSSL_malloc(ecpointformatlist_length)) == NULL) + { + *al = TLS1_AD_INTERNAL_ERROR; + return 0; + } + s->session->tlsext_ecpointformatlist_length = ecpointformatlist_length; + memcpy(s->session->tlsext_ecpointformatlist, sdata, ecpointformatlist_length); } - s->session->tlsext_ecpointformatlist_length = ecpointformatlist_length; - memcpy(s->session->tlsext_ecpointformatlist, sdata, ecpointformatlist_length); #if 0 fprintf(stderr,"ssl_parse_clienthello_tlsext s->session->tlsext_ecpointformatlist (length=%i) ", s->session->tlsext_ecpointformatlist_length); sdata = s->session->tlsext_ecpointformatlist; @@ -831,15 +848,22 @@ int ssl_parse_clienthello_tlsext(SSL *s, unsigned char **p, unsigned char *d, in *al = TLS1_AD_DECODE_ERROR; return 0; } - s->session->tlsext_ellipticcurvelist_length = 0; - if (s->session->tlsext_ellipticcurvelist != NULL) OPENSSL_free(s->session->tlsext_ellipticcurvelist); - if ((s->session->tlsext_ellipticcurvelist = OPENSSL_malloc(ellipticcurvelist_length)) == NULL) + if (!s->hit) { - *al = TLS1_AD_INTERNAL_ERROR; - return 0; + if(s->session->tlsext_ellipticcurvelist) + { + *al = TLS1_AD_DECODE_ERROR; + return 0; + } + s->session->tlsext_ellipticcurvelist_length = 0; + if ((s->session->tlsext_ellipticcurvelist = OPENSSL_malloc(ellipticcurvelist_length)) == NULL) + { + *al = TLS1_AD_INTERNAL_ERROR; + return 0; + } + s->session->tlsext_ellipticcurvelist_length = ellipticcurvelist_length; + memcpy(s->session->tlsext_ellipticcurvelist, sdata, ellipticcurvelist_length); } - s->session->tlsext_ellipticcurvelist_length = ellipticcurvelist_length; - memcpy(s->session->tlsext_ellipticcurvelist, sdata, ellipticcurvelist_length); #if 0 fprintf(stderr,"ssl_parse_clienthello_tlsext s->session->tlsext_ellipticcurvelist (length=%i) ", s->session->tlsext_ellipticcurvelist_length); sdata = s->session->tlsext_ellipticcurvelist; |