Ethereum delays Glamsterdam Hoodi testnet launch over security risks
ChainSecurity said it identified 13 real-world examples of smart contracts potentially affected by Glamsterdam’s gas changes and is coordinating responsible disclosure with affected projects.
Ethereum developers have postponed the launch of the Glamsterdam Hoodi testnet due to security concerns raised by researchers. The Ethereum Foundation had planned to implement the upgrades on October 26, but the delay is now being considered. ChainSecurity, a blockchain security firm, identified 13 real-world examples of smart contracts that could be impacted by the gas changes in the Glamsterdam proposals, EIP-8037 and EIP-8038.
These changes could weaken protections against insufficient gas griefing attacks, where malicious users deliberately provide insufficient gas for transactions, potentially leading to permanent failure and loss of functionality for affected contracts. The postponement raises uncertainty about the timeline for Glamsterdam's mainnet deployment, with Ethereum developers now considering early December.
The researchers warn that the new rules could interfere with existing gas security checks, and developers will need to review their contracts to ensure compatibility with the upgraded gas model.
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