ETHEREUM WEEKLY — 13 MAY 2025

Hey Reddit — we're LatestBlock, a new service curating essential Ethereum dev news every Tuesday: protocol upgrades, L2s, EIPs, audits, and more.

Follow us for updates: Website: https://latestblock.net Telegram: https://t.me/latestblocknews Twitter: https://twitter.com/latestblocknews

Protocol Upgrades

• Delayed Execution + zkVMs proposed to scale Ethereum’s gas limit

CLZ Opcode Update

• EIP-7939 updated with SP1 examples; CLZ cheaper to prove than addition

Layer 2 & Scaling

• Tether launches USDT0 with zero-fee, gasless cross-chain transfers

EIPs & Standards

• EIP Office Hour #60 covers ERC-7743, margin tokens, and DeFi solvency proofs
• EIP-5920: PAY Opcode debate heats up over gas cost and CALL behavior

Security

• CVE-2025-30147: Subgroup check bug patched in Besu client

Audits

• OpenZeppelin audits Linea CCTP; minor bugs and doc issues found

Staking & Recovery

• Proposal to deprecate 0x00 BLS creds with 0x03 post-quantum key

Gas Costs

• EIP-7883 & 7823 reviewed for ModExp cost modeling and byte limits

MEV & Consensus

• Proposal to reduce builder centralization with one-time randomness

Tooling & Compilers

• Solidity 0.8.30 released; default EVM shifts to Prague for Pectra fork

Full breakdown: https://latestblock.net Telegram: https://t.me/latestblocknews Twitter: https://twitter.com/latestblocknews

See you next Tuesday!