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author | Bernd Edlinger <bernd.edlinger@hotmail.de> | 2017-06-13 07:25:43 +0200 |
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committer | Bernd Edlinger <bernd.edlinger@hotmail.de> | 2017-07-03 16:34:33 +0200 |
commit | c31ad0bbf8415a691dd833b29e5be66f7c4aba42 (patch) | |
tree | 6683c329bda5d0acdf0294df6c262197c277c297 /ssl | |
parent | 4d89bf448490e7c77743f53bfbefbaddee9b275e (diff) | |
download | openssl-c31ad0bbf8415a691dd833b29e5be66f7c4aba42.tar.gz |
Fix a crash in tls_construct_client_certificate.
Reviewed-by: Matt Caswell <matt@openssl.org>
(Merged from https://github.com/openssl/openssl/pull/3667)
Diffstat (limited to 'ssl')
-rw-r--r-- | ssl/statem/statem_clnt.c | 7 |
1 files changed, 6 insertions, 1 deletions
diff --git a/ssl/statem/statem_clnt.c b/ssl/statem/statem_clnt.c index 7ab30bdc1e..53aa1dc0dc 100644 --- a/ssl/statem/statem_clnt.c +++ b/ssl/statem/statem_clnt.c @@ -3320,7 +3320,12 @@ int tls_construct_client_certificate(SSL *s, WPACKET *pkt) SSL3_CC_HANDSHAKE | SSL3_CHANGE_CIPHER_CLIENT_WRITE))) { SSLerr(SSL_F_TLS_CONSTRUCT_CLIENT_CERTIFICATE, SSL_R_CANNOT_CHANGE_CIPHER); - goto err; + /* + * This is a fatal error, which leaves + * enc_write_ctx in an inconsistent state + * and thus ssl3_send_alert may crash. + */ + return 0; } return 1; |