You can drown your horse while riding it in two block high water

You can drown your horse if you ride it into 2 blocks deep water. He doesn't buck you off like he's supposed to, despite being able to drown.

How to reproduce

1. Summon a tamed horse:

   /summon horse ~ ~ ~ {Tame:1b}
   

2. Put a saddle on it
3. Ride it into 2 block high water
   → The horse will not kick you off, but start drowning after a while.

Video:

2024-07-14_16-29-55.mp4