> ## Documentation Index
> Fetch the complete documentation index at: https://docs.streamnative.io/llms.txt
> Use this file to discover all available pages before exploring further.

# V4.0.5.1

# StreamNative Weekly Release Notes v4.0.5.1

## Download

### Distributions

### Packages

* [Maven Central](https://search.maven.org/artifact/io.streamnative/pulsar/4.0.5.1/pom)

### Images

* [sn-platform](https://hub.docker.com/layers/streamnative/sn-platform/4.0.5.1/images/sha256-d6be7354c140ac02d477f8ec1dcad8e431385454bd4a7a52f4a10fcd045f3f52)

* [sn-platform-slim](https://hub.docker.com/layers/streamnative/sn-platform-slim/4.0.5.1/images/sha256-df4f0cfdbd5947d8ffcea4212ddcc315d638c068405c90cc153e78165e5bb6ba)

* [private-cloud](https://hub.docker.com/layers/streamnative/private-cloud/4.0.5.1/images/sha256-df4f0cfdbd5947d8ffcea4212ddcc315d638c068405c90cc153e78165e5bb6ba)

## General Changes

### Apache Pulsar

([#23611)](https://github.com/apache/pulsar/pull/23611))) ([#24429](https://github.com/apache/pulsar/pull/24429)) \[fix]\[broker]\[branch-4.0] Revert "\[improve]\[broker] Reduce memory occupation of the delayed message queue

([#24401](https://github.com/apache/pulsar/pull/24401)) \[fix]\[txn] Fix deadlock when loading transaction buffer snapshot

### MoP

([#1756](https://github.com/streamnative/mop/pull/1756)) Fix subscription authorization PREFIX mode

### KoP

Reduce unnecessary time-consuming topic replay for producer state recovery

### Function Mesh Worker Service

Set default VPA by default when HPA is not enabled

### StreamNative Tiered storage

tune the test timeout

Upgrade the integration test images to 4.0.4.3

## Security Fixes