[MC-237738] Air pockets can be created underwater when sand or gravel is updated

Air pockets can be created underwater when sand or gravel is updated.

Here is an example:

Version: 1.19.4

Seed: 6839161054487471859
Coordinates: /execute in minecraft:overworld run tp @s 8232.08 53.46 -1033.92 1338.94 10.80

Generate a world with the seed provided above and teleport to the given coordinates.
Destroy the sand block that you're looking at after running the teleportation command and wait for all nearby blocks to be updated.
Take note as to whether or not air pockets can be created underwater when sand or gravel is updated.

Air pockets can be created underwater when sand or gravel is updated.

Air pockets would not be able to be created underwater when sand or gravel is updated.

Attachments

I can confirm this behavior.

This behavior is present in 1.17.1 as well and isn't exclusive to the 1.18 snapshots.

[media]

Version: 1.17.1
Seed: -3067429153905143895
Coordinates: /execute in minecraft:overworld run tp @s 307105.68 43.15 10216.75 -1132.22 -9.55

Can confirm in 1.18.1.

[media]

Version: 1.18.1

Seed: -2853169021812492922
Coordinates: /execute in minecraft:overworld run tp @s 1001158.30 49.86 3336.30 -423.05 14.58

Can confirm in 1.18.2.

[media]

Version: 1.18.2

Seed: 381794235707411822
Coordinates: /execute in minecraft:overworld run tp @s 1163 52 -665 -398 23

Can confirm in 1.19.

Version: 1.19

Seed: 3032665062407875672
Coordinates: /execute in minecraft:overworld run tp @s -130.30 35.72 -1847.25 565.71 25.11