0xPolygon/bor - v2.5.5 New Hotfix

Published: Dec 15, 2025
Type: Hotfix

Release Summary

A new stable release, Bor v2.5.5, is now available.

This is a critical hotfix release that resolves the outage experienced on the Amoy network on December 10th, 2025. All node operators should upgrade their nodes promptly to ensure network stability.

The update contains a fix for the consensus module, specifically concerning the early block announcement feature. The root cause of the instability was addressed by removing an unnecessary time delay (sleep) during the block preparation phase.

Release Notes

This is a new stable release that resolves the outage on the Amoy network on December 10th, 2025, and also introduces a fix in the consensus module regarding the early block announcement feature.

## What's Changed
* Remove unnecessary time sleep in prepare by @cffls in https://github.com/0xPolygon/bor/pull/1934
* v2.5.5-beta3 by @kamuikatsurgi in https://github.com/0xPolygon/bor/pull/1935


**Full Changelog**: https://github.com/0xPolygon/bor/compare/v2.5.4...v2.5.5

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