v8.0.1

UPDATES

• 5th April 2024: This release is NOT recommended since it is impacted by the ASA-2024-007 security advisory . Please use version >= 8.2.0 .

We present here a summary of the most relevant changes, please see the v8.0.1 changelog for the full set of changes included in this release.

dependencies

• Cosmos SDK has been bumped to v0.50.3 .

• CometBFT has been bumped to v0.38.2 .

core

• The emission of events on erroneous IBC application callbacks was removed due to the huckleberry security advisory . Since then, many users have been unable to debug their IBC applications effectively causing a considerable uptick in support requests across many chains. In this release we are introducing re-enabling emission of events on erroneous IBC application callbacks by appending the prefix `ibccallbackerror-` to all event type and attribute keys.

To learn more about ibc-go versioning, please read our RELEASES.md .

IMPORTANT: Please read the migration guides for any versions of ibc-go that you might be going through when upgrading to this version. For example: if you upgrade from the IBC module contained in the Cosmos SDK 0.42.0 to SDK v0.50.3 and ibc-go v8.0.1, please follow:

• The migration from SDK 0.41.x or 0.42.x to the IBC module in the ibc-go repository based on the SDK v0.44.x .

• The migration from ibc-go v1 to v2 .

• The migration from ibc-go v2 to v3 .

• The migration from ibc-go v3 to v4 .

• The migration from ibc-go v4 to v5 .

• The migration from ibc-go v5 to v6 .

• The migration from ibc-go v6 to v7 .

• The migration from ibc-go v7 to v7.1 .

• The migration from ibc-go v7.2 to v7.3 .

• The migration from ibc-go v7 to v8 .