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authorJeremy Harris <jgh146exb@wizmail.org>2017-01-29 18:03:40 +0000
committerJeremy Harris <jgh146exb@wizmail.org>2017-01-29 19:14:46 +0000
commit1ebe15c3a9807233cc92a92668b9090777daa9e1 (patch)
tree526816a71ea29ae0df378fd1efe1981a5ec4c088 /doc/doc-docbook
parentcf68f1fbdbb5eefd87647fb8be0ee74568f8556d (diff)
CHUNKING: Reject messages with malformed line ending. Bug 2000
Actually test only the first header line, but still do full line-ending canonicalisation on the remainder of the message in case a Evil Person slips past that.
Diffstat (limited to 'doc/doc-docbook')
-rw-r--r--doc/doc-docbook/spec.xfpt11
1 files changed, 7 insertions, 4 deletions
diff --git a/doc/doc-docbook/spec.xfpt b/doc/doc-docbook/spec.xfpt
index 648078998..422edcee4 100644
--- a/doc/doc-docbook/spec.xfpt
+++ b/doc/doc-docbook/spec.xfpt
@@ -28934,7 +28934,11 @@ message body.
Cutthrough delivery is not supported via transport-filters or when DKIM signing
of outgoing messages is done, because it sends data to the ultimate destination
before the entire message has been received from the source.
-It is not supported for messages received with the SMTP PRDR option in use.
+It is not supported for messages received with the SMTP PRDR
+.new
+or CHUNKING
+.wen
+options in use.
Should the ultimate destination system positively accept or reject the mail,
a corresponding indication is given to the source system and nothing is queued.
@@ -37919,9 +37923,8 @@ lock will be lost at the instant of rename.
.next
.vindex "&$body_linecount$&"
If you change the number of lines in the file, the value of
-&$body_linecount$&, which is stored in the -H file, will be incorrect. At
-present, this value is not used by Exim, but there is no guarantee that this
-will always be the case.
+&$body_linecount$&, which is stored in the -H file, will be incorrect and can
+cause incomplete transmission of messages or undeliverable messages.
.next
If the message is in MIME format, you must take care not to break it.
.next