options, and new features, see the NewStuff file next to this ChangeLog.
+Exim version 4.91
+-----------------
+
+JH/01 Replace the store_release() internal interface with store_newblock(),
+ which internalises the check required to safely use the old one, plus
+ the allocate and data copy operations duplicated in both (!) of the
+ extant use locations.
+
Exim version 4.90
-----------------
JH/34 Bug 2199: Fix a use-after-free while reading smtp input for header lines.
A crafted sequence of BDAT commands could result in in-use memory beeing
- freed.
+ freed. CVE-2017-16943.
+
+HS/03 Bug 2201: Fix checking for leading-dot on a line during headers reading
+ from SMTP input. Previously it was always done; now only done for DATA
+ and not BDAT commands. CVE-2017-16944.
+
+JH/35 Bug 2201: Flush received data in BDAT mode after detecting an error fatal
+ to the message (such as an overlong header line). Previously this was
+ not done and we did not exit BDAT mode. Followon from the previous item
+ though a different problem.
Exim version 4.89