Cobwebs & berry bushes play fall damage sound when falling at certain heights

When the player falls at cobwebs and berry bushes, the game plays the fall damage sound but the player doesn't get any damage, it only occurs at certain heights:

Applies on 20, 23, 25, 28, 30, 32, ... , blocks above when inside the cobweb / bush.

How to reproduce

1. Put a cobweb or berry bush below you and be sure you're on survival.
2. /tp ~ ~20 ~
3. Fall damage sound plays.
4. /tp ~ ~21 ~
5. Fall damage sound doesn't play.