Fixed Encounter Boss Faerlina:

+ fixed in combat with summons, you cannot skip them now
+ fixed naxxramas woshipper immunity: they are not immune to charm spells in 25 mode
+ fixed invisible Widow's Embrace spell in possessed npc bar

data/sql/updates/db_world/2017_12_08_00.sql

@@ -0,0 +1,35 @@
+-- DB update 2017_12_08_02 -> 2017_12_08_03
+DROP PROCEDURE IF EXISTS `updateDb`;
+DELIMITER //
+CREATE PROCEDURE updateDb ()
+proc:BEGIN DECLARE OK VARCHAR(100) DEFAULT 'FALSE';
+SELECT COUNT(*) INTO @COLEXISTS
+FROM information_schema.COLUMNS
+WHERE TABLE_SCHEMA = DATABASE() AND TABLE_NAME = 'version_db_world' AND COLUMN_NAME = '2017_12_08_02';
+IF @COLEXISTS = 0 THEN LEAVE proc; END IF;
+START TRANSACTION;
+ALTER TABLE version_db_world CHANGE COLUMN 2017_12_08_02 2017_12_08_03 bit;
+SELECT sql_rev INTO OK FROM version_db_world WHERE sql_rev = '1512664376513425042'; IF OK <> 'FALSE' THEN LEAVE proc; END IF;
+--
+-- START UPDATING QUERIES
+--
+
+INSERT INTO version_db_world (`sql_rev`) VALUES ('1512664376513425042');
+
+UPDATE `creature_template` SET `mechanic_immune_mask` = '65536' WHERE `entry` = '29274'
+UPDATE `creature_template` SET `spell2` = '54097' WHERE `entry` = '29274';
+
+DELETE FROM `spell_scripts` WHERE `id` IN
+(28732,54097);
+INSERT INTO `spell_scripts` (`id`, `effIndex`, command, datalong, datalong2, dataint, `x`) VALUES
+(28732, 1, 15, 0, 4, 15953, 100), # Widow's Embrace
+(54097, 1, 15, 0, 4, 15953, 100); # Widow's Embrace
+
+--
+-- END UPDATING QUERIES
+--
+COMMIT;
+END //
+DELIMITER ;
+CALL updateDb();
+DROP PROCEDURE IF EXISTS `updateDb`;

src/game/Entities/Unit/Unit.cpp

@@ -14502,7 +14502,7 @@ void CharmInfo::InitPossessCreateSpells()
         {
             uint32 spellId = _unit->ToCreature()->m_spells[i];
             SpellInfo const* spellInfo = sSpellMgr->GetSpellInfo(spellId);
-            if (spellInfo && !spellInfo->HasAttribute(SPELL_ATTR0_CASTABLE_WHILE_DEAD))
+            if (spellInfo)
             {
                 if (spellInfo->IsPassive())
                     _unit->CastSpell(_unit, spellInfo, true);
@@ -14532,7 +14532,7 @@ void CharmInfo::InitCharmCreateSpells()
         uint32 spellId = _unit->ToCreature()->m_spells[x];
         SpellInfo const* spellInfo = sSpellMgr->GetSpellInfo(spellId);
 
-        if (!spellInfo || spellInfo->HasAttribute(SPELL_ATTR0_CASTABLE_WHILE_DEAD))
+        if (!spellInfo)
         {
             _charmspells[x].SetActionAndType(spellId, ACT_DISABLED);
             continue;

src/scripts/Northrend/Naxxramas/boss_faerlina.cpp

@@ -90,7 +90,7 @@ public:
         void EnterCombat(Unit * who)
         {
             BossAI::EnterCombat(who);
-            me->SetInCombatWithZone();
+            summons.DoZoneInCombat();
             Talk(SAY_AGGRO);
             events.ScheduleEvent(EVENT_SPELL_POISON_BOLT, urand(12000,15000));
             events.ScheduleEvent(EVENT_SPELL_RAIN_OF_FIRE, urand(6000,18000));