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-rwxr-xr-xsource/n/dovecot/dovecot.SlackBuild4
-rw-r--r--source/n/dovecot/fix-mysql-double-free.patch36
2 files changed, 39 insertions, 1 deletions
diff --git a/source/n/dovecot/dovecot.SlackBuild b/source/n/dovecot/dovecot.SlackBuild
index 5f175de9..3c1eac59 100755
--- a/source/n/dovecot/dovecot.SlackBuild
+++ b/source/n/dovecot/dovecot.SlackBuild
@@ -26,7 +26,7 @@ cd $(dirname $0) ; CWD=$(pwd)
PKGNAM=dovecot
VERSION=${VERSION:-$(echo $PKGNAM-*.tar.?z | rev | cut -f 3- -d . | cut -f 1 -d - | rev)}
-BUILD=${BUILD:-1}
+BUILD=${BUILD:-2}
if [ -z "$ARCH" ]; then
case "$( uname -m )" in
@@ -101,6 +101,8 @@ zcat $CWD/dovecot.default.shadow.auth.diff.gz | patch -p1 --verbose || exit 1
# any need to send people to /usr/doc. Also, make sure that TLS is recommended.
zcat $CWD/dovecot.config.README.diff.gz | patch -p1 --verbose || exit 1
+zcat $CWD/fix-mysql-double-free.patch.gz | patch -p1 --verbose || exit 1
+
chown -R root:root .
find -L . \
\( -perm 777 -o -perm 775 -o -perm 750 -o -perm 711 -o -perm 555 \
diff --git a/source/n/dovecot/fix-mysql-double-free.patch b/source/n/dovecot/fix-mysql-double-free.patch
new file mode 100644
index 00000000..47842f70
--- /dev/null
+++ b/source/n/dovecot/fix-mysql-double-free.patch
@@ -0,0 +1,36 @@
+From 3c5101ffdd2a8115e03ed7180d53578765dea4c9 Mon Sep 17 00:00:00 2001
+From: Aki Tuomi <aki.tuomi@dovecot.fi>
+Date: Tue, 4 Dec 2018 14:40:04 +0200
+Subject: [PATCH] driver-mysql: Avoid double-closing MySQL connection
+
+Fixes double-free
+---
+ src/lib-sql/driver-mysql.c | 8 ++++++--
+ 1 file changed, 6 insertions(+), 2 deletions(-)
+
+diff --git a/src/lib-sql/driver-mysql.c b/src/lib-sql/driver-mysql.c
+index c87e825e4b..5dd1c3124f 100644
+--- a/src/lib-sql/driver-mysql.c
++++ b/src/lib-sql/driver-mysql.c
+@@ -173,7 +173,9 @@ static int driver_mysql_connect(struct sql_db *_db)
+ static void driver_mysql_disconnect(struct sql_db *_db)
+ {
+ struct mysql_db *db = (struct mysql_db *)_db;
+- mysql_close(db->mysql);
++ if (db->mysql != NULL)
++ mysql_close(db->mysql);
++ db->mysql = NULL;
+ }
+
+ static int driver_mysql_parse_connect_string(struct mysql_db *db,
+@@ -311,7 +313,9 @@ static void driver_mysql_deinit_v(struct sql_db *_db)
+ _db->no_reconnect = TRUE;
+ sql_db_set_state(&db->api, SQL_DB_STATE_DISCONNECTED);
+
+- mysql_close(db->mysql);
++ if (db->mysql != NULL)
++ mysql_close(db->mysql);
++ db->mysql = NULL;
+
+ sql_connection_log_finished(_db);
+ event_unref(&_db->event);