Change log file for Exim from version 4.21
-------------------------------------------
+Exim version 4.76
+-----------------
+
+PP/01 The new ldap_require_cert option would segfault if used. Fixed.
+
+PP/02 Harmonised TLS library version reporting; only show if debugging.
+ Layout now matches that introduced for other libraries in 4.74 PP/03.
+
+PP/03 New openssl_options items: no_sslv2 no_sslv3 no_ticket no_tlsv1
+
+PP/04 New "dns_use_edns0" global option.
+
+PP/05 Don't segfault on misconfiguration of ref:name exim-user as uid.
+ Bugzilla 1098.
+
+PP/06 Extra paranoia around buffer usage at the STARTTLS transition.
+ nb: Exim is not vulnerable to http://www.kb.cert.org/vuls/id/555316
+
+TK/01 Updated PolarSSL code to 0.14.2.
+ Bugzilla 1097. Patch from Andreas Metzler.
+
+PP/07 Catch divide-by-zero in ${eval:...}.
+ Fixes bugzilla 1102.
+
+PP/08 Condition negation of bool{}/bool_lax{} did not negate. Fixed.
+ Bugzilla 1104.
+
+TK/02 Bugzilla 1106: CVE-2011-1764 - DKIM log line was subject to a
+ format-string attack.
+
+
+Exim version 4.75
+-----------------
+
+NM/01 Workround for PCRE version dependency in version reporting
+ Bugzilla 1073
+
+TF/01 Update valgrind.h and memcheck.h to copies from valgrind-3.6.0.
+ This fixes portability to compilers other than gcc, notably
+ Solaris CC and HP-UX CC. Fixes Bugzilla 1050.
+
+TF/02 Bugzilla 139: Avoid using the += operator in the modular lookup
+ makefiles for portability to HP-UX and POSIX correctness.
+
+PP/01 Permit LOOKUP_foo enabling on the make command-line.
+ Also via indented variable definition in the Makefile.
+ (Debugging by Oliver Heesakkers).
+
+PP/02 Restore caching of spamd results with expanded spamd_address.
+ Patch from author of expandable spamd_address patch, Wolfgang Breyha.
+
+PP/03 Build issue: lookups-Makefile now exports LC_ALL=C
+ Improves build reliability. Fix from: Frank Elsner
+
+NM/02 Fix wide character breakage in the rfc2047 coding
+ Fixes bug 1064. Patch from Andrey N. Oktyabrski
+
+NM/03 Allow underscore in dnslist lookups
+ Fixes bug 1026. Patch from Graeme Fowler
+
+PP/04 Bugzilla 230: Support TLS-enabled LDAP (in addition to ldaps).
+ Code patches from Adam Ciarcinski of NetBSD.
+
+NM/04 Fixed exiqgrep to cope with mailq missing size issue
+ Fixes bug 943.
+
+PP/05 Bugzilla 1083: when lookup expansion defers, escape the output which
+ is logged, to avoid truncation. Patch from John Horne.
+
+PP/06 Bugzilla 1042: implement freeze_signal on pipe transports.
+ Patch from Jakob Hirsch.
+
+PP/07 Bugzilla 1061: restrict error messages sent over SMTP to not reveal
+ SQL string expansion failure details.
+ Patch from Andrey Oktyabrski.
+
+PP/08 Bugzilla 486: implement %M datestamping in log filenames.
+ Patch from Simon Arlott.
+
+PP/09 New lookups functionality failed to compile on old gcc which rejects
+ extern declarations in function scope.
+ Patch from Oliver Fleischmann
+
+PP/10 Use sig_atomic_t for flags set from signal handlers.
+ Check getgroups() return and improve debugging.
+ Fixed developed for diagnosis in bug 927 (which turned out to be
+ a kernel bug).
+
+PP/11 Bugzilla 1055: Update $message_linecount for maildir_tag.
+ Patch from Mark Zealey.
+
+PP/12 Bugzilla 1056: Improved spamd server selection.
+ Patch from Mark Zealey.
+
+PP/13 Bugzilla 1086: Deal with maildir quota file races.
+ Based on patch from Heiko Schlittermann.
+
+PP/14 Bugzilla 1019: DKIM multiple signature generation fix.
+ Patch from Uwe Doering, sign-off by Michael Haardt.
+
+NM/05 Fix to spam.c to accommodate older gcc versions which dislike
+ variable declaration deep within a block. Bug and patch from
+ Dennis Davis.
+
+PP/15 lookups-Makefile IRIX compatibilty coercion.
+
+PP/16 Make DISABLE_DKIM build knob functional.
+
+NM/06 Bugzilla 968: child_open_uid: restore default SIGPIPE handler
+ Patch by Simon Arlott
+
+TF/03 Fix valgrind.h portability to C89 compilers that do not support
+ variable argument macros. Our copy now differs from upstream.
+
+
Exim version 4.74
-----------------
TF/03 Include the error message when we fail to unlink a spool file.
+DW/01 Bugzilla 139: Support dynamically loaded lookups as modules.
+ With thanks to Steve Haslam, Johannes Berg & Serge Demonchaux
+ for maintaining out-of-tree patches for some time.
+
+PP/01 Bugzilla 139: Documentation and portability issues.
+ Avoid GNU Makefile-isms, let Exim continue to build on BSD.
+ Handle per-OS dynamic-module compilation flags.
+
+PP/02 Let /dev/null have normal permissions.
+ The 4.73 fixes were a little too stringent and complained about the
+ permissions on /dev/null. Exempt it from some checks.
+ Reported by Andreas M. Kirchwitz.
+
+PP/03 Report version information for many libraries, including
+ Exim version information for dynamically loaded libraries. Created
+ version.h, now support a version extension string for distributors
+ who patch heavily. Dynamic module ABI change.
+
+PP/04 CVE-2011-0017 - check return value of setuid/setgid. This is a
+ privilege escalation vulnerability whereby the Exim run-time user
+ can cause root to append content of the attacker's choosing to
+ arbitrary files.
+
+PP/05 Bugzilla 1041: merged DCC maintainer's fixes for return code.
+ (Wolfgang Breyha)
+
+PP/06 Bugzilla 1071: fix delivery logging with untrusted macros.
+ If dropping privileges for untrusted macros, we disabled normal logging
+ on the basis that it would fail; for the Exim run-time user, this is not
+ the case, and it resulted in successful deliveries going unlogged.
+ Fixed. Reported by Andreas Metzler.
+
Exim version 4.73
-----------------
PP/27 Bugzilla 1047: change the default for system_filter_user to be the Exim
run-time user, instead of root.
-PP/28 Add WHITELIST_D_MACROS option to let some macros be overriden by the
+PP/28 Add WHITELIST_D_MACROS option to let some macros be overridden by the
Exim run-time user without dropping privileges.
DW/29 Remove use of va_copy() which breaks pre-C99 systems. Duplicate the
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