Don't open spool data-files which are symlinks

[exim.git] / doc / doc-txt / ChangeLog

diff --git a/doc/doc-txt/ChangeLog b/doc/doc-txt/ChangeLog
index 8e9ef4283f37c8a2bf013b23eae3cb073990d430..d99b2684ac79186ce49d508c95496bd96fc729e6 100644 (file)
--- a/doc/doc-txt/ChangeLog
+++ b/doc/doc-txt/ChangeLog
@@ -5,15 +5,43 @@ affect Exim's operation, with an unchanged configuration file.  For new
 options, and new features, see the NewStuff file next to this ChangeLog.
 
 
 options, and new features, see the NewStuff file next to this ChangeLog.
 
 

-Since Exim version 4.90
------------------------
+Exim version 4.92
+-----------------
+
+JH/01 Remove code calling the customisable local_scan function, unless a new
+      definition "HAVE_LOCAL_SCAN=yes" is present in the Local/Makefile.
+
+JH/02 Bug 1007: Avoid doing logging from signal-handlers, as that can result in
+      non-signal-safe functions being used.
+
+JH/03 Bug 2269: When presented with a received message having a stupidly large
+      number of DKIM-Signature headers, disable DKIM verification to avoid
+      a resource-consumption attack.  The limit is set at twenty.
+
+JH/04 Add variables $arc_domains, $arc_oldest_pass for ARC verify.  Fix the
+      report of oldest_pass in ${authres } in consequence, and separate out
+      some descriptions of reasons for verification fail.
+
+JH/05 Bug 2273: Cutthrough delivery left a window where the received messsage
+      files in the spool were present and unlocked.  A queue-runner could spot
+      them, resulting in a duplicate delivery.  Fix that by doing the unlock
+      after the unlink.  Investigation by Tim Stewart.  Take the opportunity to
+      add more error-checking on spoolfile handling while that code is being
+      messed with.
+
+PP/01 Refuse to open a spool data file (*-D) if it's a symlink.
+      No known attacks, no CVE, this is defensive hardening.
+
+
+Exim version 4.91
+-----------------

 
 GF/01 DEFER rather than ERROR on redis cluster MOVED response.
 
 GF/01 DEFER rather than ERROR on redis cluster MOVED response.

-     When redis_servers is set to a list of > 1 element, and the Redis servers
-     in that list are in cluster configuration, convert the REDIS_REPLY_ERROR
-     case of MOVED into a DEFER case instead, thus moving the query onto the
-     next server in the list. For a cluster of N elements, all N servers must
-     be defined in redis_servers.
+      When redis_servers is set to a list of > 1 element, and the Redis servers
+      in that list are in cluster configuration, convert the REDIS_REPLY_ERROR
+      case of MOVED into a DEFER case instead, thus moving the query onto the
+      next server in the list. For a cluster of N elements, all N servers must
+      be defined in redis_servers.

 
 GF/02 Catch and remove uninitialized value warning in exiqsumm
       Check for existence of @ARGV before looking at $ARGV[0]
 
 GF/02 Catch and remove uninitialized value warning in exiqsumm
       Check for existence of @ARGV before looking at $ARGV[0]


@@ -178,6 +206,43 @@ JH/33 SPF: remove support for the "spf" ACL condition outcome values "err_temp"
       and "err_perm", deprecated since 4.83 when the RFC-defined words
       "temperror" and "permerror" were introduced.
 
       and "err_perm", deprecated since 4.83 when the RFC-defined words
       "temperror" and "permerror" were introduced.
 

+JH/34 Re-introduce enforcement of no cutthrough delivery on transports having
+      transport-filters or DKIM-signing.  The restriction was lost in the
+      consolidation of verify-callout and delivery SMTP handling.
+      Extend the restriction to also cover ARC-signing.
+
+JH/35 Cutthrough: for a final-dot response timeout (and nonunderstood responses)
+      in defer=pass mode supply a 450 to the initiator.  Previously the message
+      would be spooled.
+
+PP/02 DANE: add dane_require_tls_ciphers SMTP Transport option; if unset,
+      tls_require_ciphers is used as before.
+
+HS/03 Malware Avast: Better match the Avast multiline protocol. Add
+      "pass_unscanned".  Only tmpfails from the scanner are written to
+      the paniclog, as they may require admin intervention (permission
+      denied, license issues). Other scanner errors (like decompression
+      bombs) do not cause a paniclog entry.
+
+JH/36 Fix reinitialisation of DKIM logging variable between messages.
+      Previously it was possible to log spurious information in receive log
+      lines.
+
+JH/37 Bug 2255: Revert the disable of the OpenSSL session caching.  This
+      triggered odd behaviour from Outlook Express clients.
+
+PP/03 Add util/renew-opendmarc-tlds.sh script for safe renewal of public
+      suffix list.
+
+JH/38 DKIM: accept Ed25519 pubkeys in SubjectPublicKeyInfo-wrapped form,
+      since the IETF WG has not yet settled on that versus the original
+      "bare" representation.
+
+JH/39 Fix syslog logging for syslog_timestamp=no and log_selector +millisec.
+      Previously the millisecond value corrupted the output.
+      Fix also for syslog_pid=no and log_selector +pid, for which the pid
+      corrupted the output.
+

 
 Exim version 4.90
 -----------------
 
 Exim version 4.90
 -----------------