From 18f8258a87bd3b4099f5ab6f788c7bc2bfa00f9c Mon Sep 17 00:00:00 2001 From: "Dr. Stephen Henson" Date: Tue, 28 Apr 2009 22:01:53 +0000 Subject: [PATCH] PR: 1629 Submitted by: Kaspar Brand Approved by: steve@openssl.org Don't use extensions if using SSLv3: this chokes some broken servers. --- ssl/t1_lib.c | 8 ++++++++ 1 file changed, 8 insertions(+) diff --git a/ssl/t1_lib.c b/ssl/t1_lib.c index 3c6907f608..bd849ac593 100644 --- a/ssl/t1_lib.c +++ b/ssl/t1_lib.c @@ -275,6 +275,10 @@ unsigned char *ssl_add_clienthello_tlsext(SSL *s, unsigned char *p, unsigned cha int extdatalen=0; unsigned char *ret = p; + /* don't add extensions for SSLv3 */ + if (s->client_version == SSL3_VERSION) + return p; + ret+=2; if (ret>=limit) return NULL; /* this really never occurs, but ... */ @@ -472,6 +476,10 @@ unsigned char *ssl_add_serverhello_tlsext(SSL *s, unsigned char *p, unsigned cha int extdatalen=0; unsigned char *ret = p; + /* don't add extensions for SSLv3 */ + if (s->version == SSL3_VERSION) + return p; + ret+=2; if (ret>=limit) return NULL; /* this really never occurs, but ... */ -- 2.25.1