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authorMatt Caswell <matt@openssl.org>2015-12-23 17:36:59 +0100
committerMatt Caswell <matt@openssl.org>2015-12-27 23:56:25 +0100
commit057b6f797d89964892620fe9980a1ca6872a771f (patch)
treeaaa9bc970cec5fcf5b5ad43905897d43297d46de /ssl/statem/statem_clnt.c
parentSimplify calling of the OCSP callback (diff)
downloadopenssl-057b6f797d89964892620fe9980a1ca6872a771f.tar.xz
openssl-057b6f797d89964892620fe9980a1ca6872a771f.zip
Increase the max size limit for a CertificateRequest message
Previous versions of OpenSSL had the max size limit for a CertificateRequest message as |s->max_cert_list|. Previously master had it to be SSL3_RT_MAX_PLAIN_LENGTH. However these messages can get quite long if a server is configured with a long list of acceptable CA names. Therefore the size limit has been increased to be consistent with previous versions. RT#4198 Reviewed-by: Viktor Dukhovni <viktor@openssl.org>
Diffstat (limited to '')
-rw-r--r--ssl/statem/statem_clnt.c6
1 files changed, 5 insertions, 1 deletions
diff --git a/ssl/statem/statem_clnt.c b/ssl/statem/statem_clnt.c
index b14e6edf28..536689be62 100644
--- a/ssl/statem/statem_clnt.c
+++ b/ssl/statem/statem_clnt.c
@@ -696,7 +696,11 @@ unsigned long ossl_statem_client_max_message_size(SSL *s)
return SERVER_KEY_EXCH_MAX_LENGTH;
case TLS_ST_CR_CERT_REQ:
- return SSL3_RT_MAX_PLAIN_LENGTH;
+ /* Set to s->max_cert_list for compatibility with previous releases.
+ * In practice these messages can get quite long if servers are
+ * configured to provide a long list of acceptable CAs
+ */
+ return s->max_cert_list;
case TLS_ST_CR_SRVR_DONE:
return SERVER_HELLO_DONE_MAX_LENGTH;