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Choose a safer value for SSL_OP_ALLOW_NO_DHE_KEX

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1.1.0 included the previous value for SSL_OP_ALLOW_NO_DHE_KEX in
SSL_OP_ALL. This might cause binary compatibility issues. We should choose
a value that is not in SSL_OP_ALL.

Reviewed-by: Rich Salz <rsalz@openssl.org>
(Merged from https://github.com/openssl/openssl/pull/3833)
This commit is contained in:
Matt Caswell 2017-07-07 10:56:48 +01:00
parent 4e2bd9cb0f
commit 4f11c7476b
1 changed files with 3 additions and 3 deletions
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6
include/openssl/ssl.h
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@ -282,14 +282,14 @@ typedef int (*SSL_custom_ext_parse_cb_ex) (SSL *s, unsigned int ext_type,
/* Typedef for verification callback */
typedef int (*SSL_verify_cb)(int preverify_ok, X509_STORE_CTX *x509_ctx);
/* In TLSv1.3 allow a non-(ec)dhe based kex_mode */
# define SSL_OP_ALLOW_NO_DHE_KEX 0x00000001U
/* Allow initial connection to servers that don't support RI */
# define SSL_OP_LEGACY_SERVER_CONNECT 0x00000004U
# define SSL_OP_TLSEXT_PADDING 0x00000010U
# define SSL_OP_SAFARI_ECDHE_ECDSA_BUG 0x00000040U
/* In TLSv1.3 allow a non-(ec)dhe based kex_mode */
# define SSL_OP_ALLOW_NO_DHE_KEX 0x00000400U
/*
* Disable SSL 3.0/TLS 1.0 CBC vulnerability workaround that was added in
* OpenSSL 0.9.6d. Usually (depending on the application protocol) the