MC-67780 – Standing on/flying above a block placed at y:255 makes sky dark.
MC-79697 – Entities don't render properly when next to invisible spider, charged creeper, or wither boss with armor.
MC-86943 – Cooldown overlay is solid white on item stacks of more than 1 item.
MC-90842 – Sweep attack knocks back marker armor stands.
MC-98796 – Armor loses durability when blocking damage with shield.
MC-108592 – Witches do not despawn correctly if they have a potion effect.
MC-118258 – Spelling mistakes in the 'Commandblock chain tried to execure more than x steps!' warning message.
Из 1.13
MC-131346 – It's possible to place buckets of water, lava or fish in adventure mode.
MC-132063 – Stone item appears when resizing window.
MC-133098 – Loading a world with a corrupted stats file crashes the game.
MC-133127 – Drowned from ocean ruins never spawn with a trident, a nautilus shell or a fishing rod.
MC-134702 – Fish spawned from buckets count towards the aquatic mob cap.
MC-135816 – Trident does not return uppon reload of world.
MC-135857 – Beacon effect icon doesn’t have a blue edge if it overwrites a potion effect.
MC-135893 – Upgrading from 1.12.2 to a newer version will cause trapped chests placed in 1.12.2 and earlier to stop triggering redstone through the floor.