From: Jeremy Harris <jgh146exb@wizmail.org>
Date: Sun, 2 Aug 2015 13:33:56 +0000 (+0100)
Subject: Docs: add notes on library version limitations on OCSP stapling.  Bug 1664
X-Git-Tag: exim-4_87_RC1~134
X-Git-Url: https://vcs.fsf.org/?a=commitdiff_plain;h=82d14d6a7ecbaf515d7feb30c351c92a4b429f43;p=exim.git

Docs: add notes on library version limitations on OCSP stapling.  Bug 1664
---

diff --git a/doc/doc-docbook/spec.xfpt b/doc/doc-docbook/spec.xfpt
index e1eaf3f70..69a810c0c 100644
--- a/doc/doc-docbook/spec.xfpt
+++ b/doc/doc-docbook/spec.xfpt
@@ -16668,6 +16668,10 @@ must if set expand to the absolute path to a file which contains a current
 status proof for the server's certificate, as obtained from the
 Certificate Authority.
 
+.new
+Usable for GnuTLS 3.4.4 or 3.3.17 or OpenSSL 1.1.0 (or later).
+.wen
+
 
 .option tls_on_connect_ports main "string list" unset
 .cindex SSMTP
@@ -26754,7 +26758,9 @@ starts retrying to fetch an OCSP proof some time before its current
 proof expires.  The downside is that it requires server support.
 
 Unless Exim is built with the support disabled,
-or with GnuTLS earlier than version 3.1.3,
+.new
+or with GnuTLS earlier than version 3.3.16 / 3.4.8
+.wen
 support for OCSP stapling is included.
 
 There is a global option called &%tls_ocsp_file%&.
diff --git a/doc/doc-txt/ChangeLog b/doc/doc-txt/ChangeLog
index 654361af1..45eea0319 100644
--- a/doc/doc-txt/ChangeLog
+++ b/doc/doc-txt/ChangeLog
@@ -4,6 +4,10 @@ Change log file for Exim from version 4.21
 
 Exim version 4.87
 -----------------
+JH/01 Bug 1664: Disable OCSP for GnuTLS library versions at/before 3.3.16
+      and 3.4.4 - once the server is enabled to respond to an OCSP request
+      it does even when not requested, resulting in a stapling non-aware
+      client dropping the TLS connection.
 
 
 Exim version 4.86