Java Edition 1.15.1
This page covers a release version that has a critical issue under certain conditions.
The dedicated server for this version includes a security vulnerability in the Log4j library that could be used to perform a remote code execution exploit. It can be addressed by appending a certain JVM argument to the server startup command line.[1]
Minecraft 1.15.1


| Edition | |||||
|---|---|---|---|---|---|
| Release date |
December 17, 2019 | ||||
| Development versions | |||||
| Downloads | |||||
| Obfuscation maps | |||||
| Protocol version |
575 | ||||
| Data version |
2227 | ||||
| Resource pack format |
5 | ||||
| Data pack format |
5 | ||||
| Minimum Java version | |||||
| |||||
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Other editions with a version "1.15.1":
1.15.1 is a minor update to Java Edition released on December 17, 2019,[2] which improves performance and fixes a few bugs in 1.15. This is the final version released in 2019.
Changes
Mobs
- Now can not spawn in bubble columns.
General
Performance
Network handling
- Improved network handling of invalid biome IDs.
Fixes
From released versions before 1.15
- MC-96174 – Highlighted slot darkening.
- MC-126856 – When auto-jump is enabled, the game checks an incorrect block to decide whether the player should jump or not.
- MC-135050 –
NullPointerExceptionwhile tessellating block model. - MC-150508 – Resource pack format was not incremented to 5.
- MC-152516 – Dolphins can spawn in soul sand bubble columns.
- MC-163571 – Walls are lit too dark when connecting to ice.
From 1.15
- MC-167482 – Corrupt chunk causes force upgrading a world to fail.
- MC-167530 – Anvils causing
java.lang.StackOverflowError.
Other
- Fixed an error that was spammed to the game's log files caused by custom monster spawners spawning villagers.
- Fixed a crash that occurred in the Realms screen.
Video
Video made by Slicedlime:
References
- ↑ "Important Message: Security vulnerability in Java Edition" – Minecraft.net, December 10, 2021.
- ↑ "Minecraft 1.15.1" – Minecraft.net, December 17, 2019.