Geth v1.9.23 is a maintenance release containing security fixes. This update is recommended for all users.
Security issues fixed in this release:
- Mining no longer stops due to sync after the first successful sync round (#21701)
- Peer-to-peer client names are now truncated in logs to prevent log spam (#21698)
Other changes in this release:
- go-ethereum now implements Node Discovery Protocol v5.1 (#21647)
- The cmd/faucet utility now uses DNS discovery to find LES servers (#21636)
- Various issues with web3.js console functions are resolved (#21639, #21608, #21629)
- HTTP/WebSocket upgrade negotiation is more robust (#21646)
- The 'eth' peer-to-peer protocol test suite now works with more client implementations (#21615)
- TxPool error handling for invalid transactions is improved (#21683)
- It is now possible to create BigInt objects from Java using the mobile framework (#21597)
- The mobile framework build now includes geth-sources.jar, enabling JavaDoc auto-completion (#21596)
- The Görli testnet bootnode list has been updated (#21659)
- Clef: the new
account_signGnosisSafeTxAPI method helps with transaction signing using Gnosis Safe (#21593) - Clef:
account_listrequests now work even when when no wallets are present (#21677)
Optimizations:
- The new StackTrie implementation is now used for the tx and receipt root hash calculation (#21407, #21699, #21643, #21692)
- The bloom filter implementation in core/types is now faster and more correct (#21624)
- The bloombits trie generator is also much faster (#21625)
- Block header hashes are cached more aggressively in the downloader (#21678)
For a full rundown of the changes please consult the Geth 1.9.23 release milestone
As with all our previous releases, you can find the:
- Pre-built binaries for all platforms on our downloads page.
- Docker images published under
ethereum/client-go. - Ubuntu packages in our Launchpad PPA repository.
- OSX packages in our Homebrew Tap repository.