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-rw-r--r--mail-mta/exim/Manifest6
-rw-r--r--mail-mta/exim/exim-4.89-r4.ebuild531
-rw-r--r--mail-mta/exim/files/exim-4.89-CVE-2017-16943.patch40
3 files changed, 574 insertions, 3 deletions
diff --git a/mail-mta/exim/Manifest b/mail-mta/exim/Manifest
index bfccbae830e6..7a9008eda45a 100644
--- a/mail-mta/exim/Manifest
+++ b/mail-mta/exim/Manifest
@@ -1,3 +1,3 @@
-DIST exim-4.89.tar.bz2 1844430 SHA256 912f2ee03c8dba06a3a4c0ee40522d367e1b65dc59e38dfcc1f5d9eecff51ab0 SHA512 1e059966a93b47f055ab4ec2a4556f2c918aff56ea0367585f3a853f00411e9c275e13be4f9ae615a468fa06263135cd6a138fa1753f1b7fb3259a3321fcca65 WHIRLPOOL d0b30cde5cf2dbe278d393eae70e40a3861a153a2411f98f73a7ae43881032cc3e0f15163b09e17d61c09e673c2e766371c80533908af3460f483a5c18dff80f
-DIST exim-pdf-4.89.tar.bz2 1924606 SHA256 17d70ef5b2814f725633efcf339bcb49ac9564ecd648e0e3d010b5e43d6c167d SHA512 b04ea2e4dcdb1aaf52ef77ccd76e6599c68c4c6e5a98090720dbd3c50f7191bf3f6cd7dc2089a765c47576311780809cff547f85f004caec411d0f1ac9985299 WHIRLPOOL 4ab5bc7bdbbfc998ae7ee63f19449d051a1d7183f9b70297db100f44b82df2cca0853c309ddfccafee2d44cd1228258e06628ed82dab76de851bec856321c58f
-DIST system_filter.exim.gz 3075 SHA256 3a3471b486a09e0a0153f7b520e1eaf26d21b97d73ea8348bdc593c00eb1e437 SHA512 cb358d3ce2499a0bb5920d962a06f2af8486e55ec90c8c928bd8e3aefb279aa57f5f960d5adfcef68bd94110b405eaa144e9629cfe6014a529c79c544600bbf3 WHIRLPOOL ce68d9c18b24eca3ef97ea810964cc1ada5f85b795a7c432ad39b5788188a16419101c92fb52b418738d760e1d658f7a41485e5561079a667d84d276c71be5a4
+DIST exim-4.89.tar.bz2 1844430 BLAKE2B 255bb3f27a264d92bf4664cf1278beabffa888006dfc0b31cde8a04d62501b0fe282db5b959bd303e2a818322716548c97264842130b8d5c3b9075615f668ca7 SHA512 1e059966a93b47f055ab4ec2a4556f2c918aff56ea0367585f3a853f00411e9c275e13be4f9ae615a468fa06263135cd6a138fa1753f1b7fb3259a3321fcca65
+DIST exim-pdf-4.89.tar.bz2 1924606 BLAKE2B f03182d51f4cc5b71cb65c2e0bcf74142f8110b6bfbd5b0fc05e321b692ebde5dbc84c4562a39ee85065f4d2db0654e6a189c826bfdea19051f56969d4ca74e2 SHA512 b04ea2e4dcdb1aaf52ef77ccd76e6599c68c4c6e5a98090720dbd3c50f7191bf3f6cd7dc2089a765c47576311780809cff547f85f004caec411d0f1ac9985299
+DIST system_filter.exim.gz 3075 BLAKE2B d05e872b5cef377d29126cda03fc0a74c8777b2119b76ff43da6e8de808035eb9bfcb034a85d81824f135d484e864bfc0629fc1af2c228a7277d5ee7cf9cde79 SHA512 cb358d3ce2499a0bb5920d962a06f2af8486e55ec90c8c928bd8e3aefb279aa57f5f960d5adfcef68bd94110b405eaa144e9629cfe6014a529c79c544600bbf3
diff --git a/mail-mta/exim/exim-4.89-r4.ebuild b/mail-mta/exim/exim-4.89-r4.ebuild
new file mode 100644
index 000000000000..14b6181d4cb4
--- /dev/null
+++ b/mail-mta/exim/exim-4.89-r4.ebuild
@@ -0,0 +1,531 @@
+# Copyright 1999-2017 Gentoo Foundation
+# Distributed under the terms of the GNU General Public License v2
+
+EAPI="6"
+
+inherit eutils toolchain-funcs multilib pam systemd
+
+IUSE="dane dcc +dkim dlfunc dmarc +dnsdb doc dovecot-sasl dsn exiscan-acl gnutls ipv6 ldap libressl lmtp maildir mbx mysql nis pam perl pkcs11 postgres +prdr proxy radius redis sasl selinux spf sqlite srs ssl syslog tcpd tpda X elibc_glibc"
+REQUIRED_USE="
+ dane? ( !gnutls )
+ dmarc? ( spf dkim )
+ pkcs11? ( gnutls )
+ spf? ( exiscan-acl )
+ srs? ( exiscan-acl )
+"
+
+COMM_URI="ftp://ftp.exim.org/pub/exim/exim4$([[ ${PV} == *_rc* ]] && echo /test)"
+
+DESCRIPTION="A highly configurable, drop-in replacement for sendmail"
+SRC_URI="${COMM_URI}/${P//rc/RC}.tar.bz2
+ mirror://gentoo/system_filter.exim.gz
+ doc? ( ${COMM_URI}/${PN}-pdf-${PV//rc/RC}.tar.bz2 )"
+HOMEPAGE="http://www.exim.org/"
+
+SLOT="0"
+LICENSE="GPL-2"
+KEYWORDS="~alpha ~amd64 ~arm ~hppa ~ia64 ~ppc ~ppc64 ~sparc ~x86 ~x86-fbsd ~x86-solaris"
+
+COMMON_DEPEND=">=sys-apps/sed-4.0.5
+ >=sys-libs/db-3.2:=
+ dev-libs/libpcre
+ perl? ( dev-lang/perl:= )
+ pam? ( virtual/pam )
+ tcpd? ( sys-apps/tcp-wrappers )
+ ssl? (
+ !libressl? ( dev-libs/openssl:0= )
+ libressl? ( dev-libs/libressl:= )
+ )
+ gnutls? ( net-libs/gnutls[pkcs11?]
+ dev-libs/libtasn1 )
+ ldap? ( >=net-nds/openldap-2.0.7 )
+ nis? ( elibc_glibc? ( || (
+ <sys-libs/glibc-2.23
+ >=sys-libs/glibc-2.23[rpc]
+ ) ) )
+ mysql? ( virtual/libmysqlclient )
+ postgres? ( dev-db/postgresql:= )
+ sasl? ( >=dev-libs/cyrus-sasl-2.1.26-r2 )
+ redis? ( dev-libs/hiredis )
+ spf? ( >=mail-filter/libspf2-1.2.5-r1 )
+ dmarc? ( mail-filter/opendmarc )
+ srs? ( mail-filter/libsrs_alt )
+ X? ( x11-proto/xproto
+ x11-libs/libX11
+ x11-libs/libXmu
+ x11-libs/libXt
+ x11-libs/libXaw
+ )
+ sqlite? ( dev-db/sqlite )
+ radius? ( net-dialup/freeradius-client )
+ virtual/libiconv
+ "
+ # added X check for #57206
+DEPEND="${COMMON_DEPEND}
+ virtual/pkgconfig"
+RDEPEND="${COMMON_DEPEND}
+ !mail-mta/courier
+ !mail-mta/esmtp
+ !mail-mta/mini-qmail
+ !<mail-mta/msmtp-1.4.19-r1
+ !>=mail-mta/msmtp-1.4.19-r1[mta]
+ !mail-mta/netqmail
+ !mail-mta/nullmailer
+ !mail-mta/postfix
+ !mail-mta/qmail-ldap
+ !mail-mta/sendmail
+ !mail-mta/opensmtpd
+ !<mail-mta/ssmtp-2.64-r2
+ !>=mail-mta/ssmtp-2.64-r2[mta]
+ !net-mail/mailwrapper
+ >=net-mail/mailbase-0.00-r5
+ virtual/logger
+ dcc? ( mail-filter/dcc )
+ selinux? ( sec-policy/selinux-exim )
+ "
+
+S=${WORKDIR}/${P//rc/RC}
+
+src_prepare() {
+ epatch "${FILESDIR}"/exim-4.14-tail.patch
+ epatch "${FILESDIR}"/exim-4.74-localscan_dlopen.patch
+ epatch "${FILESDIR}"/exim-4.69-r1.27021.patch
+ epatch "${FILESDIR}"/exim-4.74-radius-db-ENV-clash.patch # 287426
+ epatch "${FILESDIR}"/exim-4.82-makefile-freebsd.patch # 235785
+ epatch "${FILESDIR}"/exim-4.89-as-needed-ldflags.patch # 352265, 391279
+ epatch "${FILESDIR}"/exim-4.76-crosscompile.patch # 266591
+ epatch "${FILESDIR}"/exim-4.89-CVE-2017-1000369.patch # 622212
+ epatch "${FILESDIR}"/${P}-transport-crash.patch # from git/in next release
+ epatch "${FILESDIR}"/${P}-address-expando-crash.patch # from git/in next release
+ epatch "${FILESDIR}"/${P}-CVE-2017-16943.patch # from git/in next release
+
+ if use maildir ; then
+ epatch "${FILESDIR}"/exim-4.20-maildir.patch
+ else
+ epatch "${FILESDIR}"/exim-4.80-spool-mail-group.patch # 438606
+ fi
+
+ eapply_user
+
+ # user Exim believes it should be
+ MAILUSER=mail
+ MAILGROUP=mail
+ if use prefix && [[ ${EUID} != 0 ]] ; then
+ MAILUSER=$(id -un)
+ MAILGROUP=$(id -gn)
+ fi
+}
+
+src_configure() {
+ # general config and paths
+
+ sed -i.orig \
+ -e "/SYSTEM_ALIASES_FILE/s'SYSTEM_ALIASES_FILE'${EPREFIX}/etc/mail/aliases'" \
+ "${S}"/src/configure.default || die
+
+ sed -i -e 's/^buildname=.*/buildname=exim-gentoo/g' Makefile || die
+
+ sed -e "48i\CFLAGS=${CFLAGS}" \
+ -e "s:BIN_DIRECTORY=/usr/exim/bin:BIN_DIRECTORY=${EPREFIX}/usr/sbin:" \
+ -e "s:EXIM_USER=:EXIM_USER=${MAILUSER}:" \
+ -e "s:CONFIGURE_FILE=/usr/exim/configure:CONFIGURE_FILE=${EPREFIX}/etc/exim/exim.conf:" \
+ -e "s:ZCAT_COMMAND=.*$:ZCAT_COMMAND=${EPREFIX}/bin/zcat:" \
+ -e "s:COMPRESS_COMMAND=.*$:COMPRESS_COMMAND=${EPREFIX}/bin/gzip:" \
+ src/EDITME > Local/Makefile
+
+ if use elibc_musl; then
+ sed -e 's/^LIBS = -lnsl/LIBS =/g' \
+ -i OS/Makefile-Linux
+ fi
+
+ cd Local
+
+ cat >> Makefile <<- EOC
+ INFO_DIRECTORY=${EPREFIX}/usr/share/info
+ PID_FILE_PATH=${EPREFIX}/run/exim.pid
+ SPOOL_DIRECTORY=${EPREFIX}/var/spool/exim
+ HAVE_ICONV=yes
+ EOC
+
+ # if we use libiconv, now is the time to tell so
+ use !elibc_glibc && use !elibc_musl && echo "EXTRALIBS_EXIM=-liconv" >> Makefile
+
+ # support for IPv6
+ if use ipv6; then
+ cat >> Makefile <<- EOC
+ HAVE_IPV6=YES
+ EOC
+ fi
+
+ #
+ # mail storage formats
+
+ # mailstore is Exim's traditional storage format
+ cat >> Makefile <<- EOC
+ SUPPORT_MAILSTORE=yes
+ EOC
+
+ # mbox
+ if use mbx; then
+ cat >> Makefile <<- EOC
+ SUPPORT_MBX=yes
+ EOC
+ fi
+
+ # maildir
+ if use maildir; then
+ cat >> Makefile <<- EOC
+ SUPPORT_MAILDIR=yes
+ EOC
+ fi
+
+ #
+ # lookup methods
+
+ # use the "native" interfaces to the DBM and CDB libraries, support
+ # passwd and directory lookups by default
+ cat >> Makefile <<- EOC
+ USE_DB=yes
+ DBMLIB=-ldb
+ LOOKUP_CDB=yes
+ LOOKUP_PASSWD=yes
+ LOOKUP_DSEARCH=yes
+ EOC
+
+ if ! use dnsdb; then
+ # DNSDB lookup is enabled by default
+ sed -i "s:^LOOKUP_DNSDB=yes:# LOOKUP_DNSDB=yes:" Makefile
+ fi
+
+ if use ldap; then
+ cat >> Makefile <<- EOC
+ LOOKUP_LDAP=yes
+ LDAP_LIB_TYPE=OPENLDAP2
+ LOOKUP_INCLUDE += -I"${EROOT}"usr/include/ldap
+ LOOKUP_LIBS += -lldap -llber
+ EOC
+ fi
+
+ if use mysql; then
+ cat >> Makefile <<- EOC
+ LOOKUP_MYSQL=yes
+ LOOKUP_INCLUDE += $(mysql_config --include)
+ LOOKUP_LIBS += $(mysql_config --libs)
+ EOC
+ fi
+
+ if use nis; then
+ cat >> Makefile <<- EOC
+ LOOKUP_NIS=yes
+ LOOKUP_NISPLUS=yes
+ EOC
+ fi
+
+ if use postgres; then
+ cat >> Makefile <<- EOC
+ LOOKUP_PGSQL=yes
+ LOOKUP_INCLUDE += -I$(pg_config --includedir)
+ LOOKUP_LIBS += -L$(pg_config --libdir) -lpq
+ EOC
+ fi
+
+ if use sqlite; then
+ cat >> Makefile <<- EOC
+ LOOKUP_SQLITE=yes
+ LOOKUP_SQLITE_PC=sqlite3
+ EOC
+ fi
+
+ if use redis; then
+ cat >> Makefile <<- EOC
+ LOOKUP_REDIS=yes
+ LOOKUP_LIBS += -lhiredis
+ EOC
+ fi
+
+ #
+ # Exim monitor, enabled by default, controlled via X USE-flag,
+ # disable if not requested, bug #46778
+ if use X; then
+ cp ../exim_monitor/EDITME eximon.conf || die
+ else
+ sed -i -e '/^EXIM_MONITOR=/s/^/# /' Makefile
+ fi
+
+ #
+ # features
+
+ # content scanning support
+ if use exiscan-acl; then
+ cat >> Makefile <<- EOC
+ WITH_CONTENT_SCAN=yes
+ WITH_OLD_DEMIME=yes
+ EOC
+ fi
+
+ # DomainKeys Identified Mail, RFC4871
+ if ! use dkim; then
+ # DKIM is enabled by default
+ cat >> Makefile <<- EOC
+ DISABLE_DKIM=yes
+ EOC
+ fi
+
+ # Per-Recipient-Data-Response
+ if ! use prdr; then
+ # PRDR is enabled by default
+ cat >> Makefile <<- EOC
+ DISABLE_PRDR=yes
+ EOC
+ fi
+
+ # log to syslog
+ if use syslog; then
+ sed -i "s:LOG_FILE_PATH=/var/log/exim/exim_%s.log:LOG_FILE_PATH=syslog:" Makefile
+ cat >> Makefile <<- EOC
+ LOG_FILE_PATH=syslog
+ EOC
+ else
+ cat >> Makefile <<- EOC
+ LOG_FILE_PATH=${EPREFIX}/var/log/exim/exim_%s.log
+ EOC
+ fi
+
+ # starttls support (ssl)
+ if use ssl; then
+ echo "SUPPORT_TLS=yes" >> Makefile
+ if use gnutls; then
+ echo "USE_GNUTLS=yes" >> Makefile
+ echo "USE_GNUTLS_PC=gnutls" >> Makefile
+ use pkcs11 || echo "AVOID_GNUTLS_PKCS11=yes" >> Makefile
+ else
+ echo "USE_OPENSSL_PC=openssl" >> Makefile
+ fi
+ fi
+
+ # TCP wrappers
+ if use tcpd; then
+ cat >> Makefile <<- EOC
+ USE_TCP_WRAPPERS=yes
+ EXTRALIBS_EXIM += -lwrap
+ EOC
+ fi
+
+ # Light Mail Transport Protocol
+ if use lmtp; then
+ cat >> Makefile <<- EOC
+ TRANSPORT_LMTP=yes
+ EOC
+ fi
+
+ # embedded Perl
+ if use perl; then
+ cat >> Makefile <<- EOC
+ EXIM_PERL=perl.o
+ EOC
+ fi
+
+ # dlfunc
+ if use dlfunc; then
+ cat >> Makefile <<- EOC
+ EXPAND_DLFUNC=yes
+ EOC
+ fi
+
+ # Proxy Protocol
+ if use proxy; then
+ cat >> Makefile <<- EOC
+ SUPPORT_PROXY=yes
+ EOC
+ fi
+
+ #
+ # experimental features
+
+ # DANE
+ if use dane; then
+ cat >> Makefile <<- EOC
+ EXPERIMENTAL_DANE=yes
+ EOC
+ fi
+
+ # Distributed Checksum Clearinghouse
+ if use dcc; then
+ echo "EXPERIMENTAL_DCC=yes">> Makefile
+ fi
+
+ # Sender Policy Framework
+ if use spf; then
+ cat >> Makefile <<- EOC
+ EXPERIMENTAL_SPF=yes
+ EXTRALIBS_EXIM += -lspf2
+ EOC
+ fi
+
+ # Sender Rewriting Scheme
+ if use srs; then
+ cat >> Makefile <<- EOC
+ EXPERIMENTAL_SRS=yes
+ EXTRALIBS_EXIM += -lsrs_alt
+ EOC
+ fi
+
+ # DMARC
+ if use dmarc; then
+ cat >> Makefile <<- EOC
+ EXPERIMENTAL_DMARC=yes
+ EXTRALIBS_EXIM += -lopendmarc
+ EOC
+ fi
+
+ # Transport post-delivery actions
+ if use tpda; then
+ cat >> Makefile <<- EOC
+ EXPERIMENTAL_EVENT=yes
+ EOC
+ fi
+
+ # Delivery Sender Notifications
+ if use dsn; then
+ cat >> Makefile <<- EOC
+ EXPERIMENTAL_DSN=yes
+ EOC
+ fi
+
+ #
+ # authentication (SMTP AUTH)
+
+ # standard bits
+ cat >> Makefile <<- EOC
+ AUTH_SPA=yes
+ AUTH_CRAM_MD5=yes
+ AUTH_PLAINTEXT=yes
+ EOC
+
+ # Cyrus SASL
+ if use sasl; then
+ cat >> Makefile <<- EOC
+ CYRUS_SASLAUTHD_SOCKET=${EPREFIX}/run/saslauthd/mux
+ AUTH_CYRUS_SASL=yes
+ AUTH_LIBS += -lsasl2
+ EOC
+ fi
+
+ # Dovecot
+ if use dovecot-sasl; then
+ cat >> Makefile <<- EOC
+ AUTH_DOVECOT=yes
+ EOC
+ fi
+
+ # Pluggable Authentication Modules
+ if use pam; then
+ cat >> Makefile <<- EOC
+ SUPPORT_PAM=yes
+ AUTH_LIBS += -lpam
+ EOC
+ fi
+
+ # Radius
+ if use radius; then
+ cat >> Makefile <<- EOC
+ RADIUS_CONFIG_FILE=${EPREFIX}/etc/radiusclient/radiusclient.conf
+ RADIUS_LIB_TYPE=RADIUSCLIENTNEW
+ AUTH_LIBS += -lfreeradius-client
+ EOC
+ fi
+}
+
+src_compile() {
+ emake CC="$(tc-getCC)" HOSTCC="$(tc-getCC $CBUILD)" \
+ AR="$(tc-getAR) cq" RANLIB="$(tc-getRANLIB)" FULLECHO='' \
+ || die "make failed"
+}
+
+src_install () {
+ cd "${S}"/build-exim-gentoo || die
+ dosbin exim
+ if use X; then
+ dosbin eximon.bin
+ dosbin eximon
+ fi
+ fperms 4755 /usr/sbin/exim
+
+ dosym exim /usr/sbin/sendmail
+ dosym exim /usr/sbin/rsmtp
+ dosym exim /usr/sbin/rmail
+ dosym ../sbin/exim /usr/bin/mailq
+ dosym ../sbin/exim /usr/bin/newaliases
+ dosym ../sbin/sendmail /usr/lib/sendmail
+
+ for i in exicyclog exim_dbmbuild exim_dumpdb exim_fixdb exim_lock \
+ exim_tidydb exinext exiwhat exigrep eximstats exiqsumm exiqgrep \
+ convert4r3 convert4r4 exipick
+ do
+ dosbin $i
+ done
+
+ dodoc "${S}"/doc/*
+ doman "${S}"/doc/exim.8
+ use dsn && dodoc "${S}"/README.DSN
+ use doc && dodoc "${WORKDIR}"/${PN}-pdf-${PV//rc/RC}/doc/*.pdf
+
+ # conf files
+ insinto /etc/exim
+ newins "${S}"/src/configure.default exim.conf.dist
+ if use exiscan-acl; then
+ newins "${S}"/src/configure.default exim.conf.exiscan-acl
+ fi
+ doins "${WORKDIR}"/system_filter.exim
+ doins "${FILESDIR}"/auth_conf.sub
+
+ pamd_mimic system-auth exim auth account
+
+ # headers, #436406
+ if use dlfunc ; then
+ # fixup includes so they actually can be found when including
+ sed -i \
+ -e '/#include "\(config\|store\|mytypes\).h"/s:"\(.\+\)":<exim/\1>:' \
+ local_scan.h || die
+ insinto /usr/include/exim
+ doins {config,local_scan}.h ../src/{mytypes,store}.h
+ fi
+
+ insinto /etc/logrotate.d
+ newins "${FILESDIR}/exim.logrotate" exim
+
+ newinitd "${FILESDIR}"/exim.rc10 exim
+ newconfd "${FILESDIR}"/exim.confd exim
+
+ systemd_dounit "${FILESDIR}"/{exim.service,exim.socket,exim-submission.socket}
+ systemd_newunit "${FILESDIR}"/exim_at.service 'exim@.service'
+ systemd_newunit "${FILESDIR}"/exim-submission_at.service 'exim-submission@.service'
+
+ diropts -m 0750 -o ${MAILUSER} -g ${MAILGROUP}
+ dodir /var/log/${PN}
+}
+
+pkg_postinst() {
+ if [[ ! -f ${EROOT}etc/exim/exim.conf ]] ; then
+ einfo "${EROOT}etc/exim/system_filter.exim is a sample system_filter."
+ einfo "${EROOT}etc/exim/auth_conf.sub contains the configuration sub for using smtp auth."
+ einfo "Please create ${EROOT}etc/exim/exim.conf from ${EROOT}etc/exim/exim.conf.dist."
+ fi
+ use dane && einfo "DANE support is experimental"
+ if use dcc ; then
+ einfo "DCC support is experimental, you can find some limited"
+ einfo "documentation at the bottom of this prerelease message:"
+ einfo "http://article.gmane.org/gmane.mail.exim.devel/3579"
+ fi
+ use spf && einfo "SPF support is experimental"
+ use srs && einfo "SRS support is experimental"
+ if use dmarc ; then
+ einfo "DMARC support is experimental. See global settings to"
+ einfo "configure DMARC, for usage see the documentation at "
+ einfo "experimental-spec.txt."
+ fi
+ use tpda && einfo "TPDA/EVENT support is experimental"
+ use dsn && einfo "DSN support is experimental"
+ elog "The obsolete acl condition 'demime' is removed, the replacements"
+ elog "are the ACLs acl_smtp_mime and acl_not_smtp_mime"
+}
diff --git a/mail-mta/exim/files/exim-4.89-CVE-2017-16943.patch b/mail-mta/exim/files/exim-4.89-CVE-2017-16943.patch
new file mode 100644
index 000000000000..b864ffa5ad17
--- /dev/null
+++ b/mail-mta/exim/files/exim-4.89-CVE-2017-16943.patch
@@ -0,0 +1,40 @@
+From 4e6ae6235c68de243b1c2419027472d7659aa2b4 Mon Sep 17 00:00:00 2001
+From: Jeremy Harris <jgh146exb@wizmail.org>
+Date: Fri, 24 Nov 2017 20:22:33 +0000
+Subject: [PATCH] Avoid release of store if there have been later allocations.
+ Bug 2199
+
+---
+ src/src/receive.c | 7 ++++---
+ 1 file changed, 4 insertions(+), 3 deletions(-)
+
+diff --git a/src/src/receive.c b/src/src/receive.c
+index e7e518a..d9b5001 100644
+--- a/src/src/receive.c
++++ b/src/src/receive.c
+@@ -1810,8 +1810,8 @@ for (;;)
+ (and sometimes lunatic messages can have ones that are 100s of K long) we
+ call store_release() for strings that have been copied - if the string is at
+ the start of a block (and therefore the only thing in it, because we aren't
+- doing any other gets), the block gets freed. We can only do this because we
+- know there are no other calls to store_get() going on. */
++ doing any other gets), the block gets freed. We can only do this release if
++ there were no allocations since the once that we want to free. */
+
+ if (ptr >= header_size - 4)
+ {
+@@ -1820,9 +1820,10 @@ for (;;)
+ header_size *= 2;
+ if (!store_extend(next->text, oldsize, header_size))
+ {
++ BOOL release_ok = store_last_get[store_pool] == next->text;
+ uschar *newtext = store_get(header_size);
+ memcpy(newtext, next->text, ptr);
+- store_release(next->text);
++ if (release_ok) store_release(next->text);
+ next->text = newtext;
+ }
+ }
+--
+1.9.1
+