SUSE CVE-2020-26240

Go Ethereum, or "Geth", is the official Golang implementation of the Ethereum protocol. An ethash mining DAG generation flaw in Geth before version 1.9.24 could cause miners to erroneously calculate PoW in an upcoming epoch estimated early January, 2021. This happened on the ETC chain on...

ERC20Permit should include chainId and address to avoid replay attacks

Lines of code Vulnerability details Impact This ensures a signature is only used for our given token contract address on the correct chain id. The chain id was introduced to exactly identify a network after the Ethereum Classic fork which continued to use a network id of 1. Include the chainId to...

Besu VM vulnerable to gas allocation error in CALL operations

Impact An error in 32 bit signed and unsigned types in the calculation of available gas in the CALL operations including DELEGATECALL results in incorrect gas being passed into called contracts and incorrect gas being returned after call execution. Where the amount of gas makes a difference in th...

GHSA-4456-W38R-M53X Besu VM vulnerable to gas allocation error in CALL operations

Impact An error in 32 bit signed and unsigned types in the calculation of available gas in the CALL operations including DELEGATECALL results in incorrect gas being passed into called contracts and incorrect gas being returned after call execution. Where the amount of gas makes a difference in th...

Ethereum Classic (ETC) Hit by Double-Spend Attack Worth $1.1 Million

Popular cryptocurrency exchange Coinbase has suspended all transactions of Ethereum Classic ETC—the original unforked version of the Ethereum network—on their trading platforms, other products and services after detecting a potential attack on the cryptocurrency network that let someone spend the...

Ethereum Classic (ETC) Hit by Double-Spend Attack Worth $1.1 Million

Popular cryptocurrency exchange Coinbase has suspended all transactions of Ethereum Classic ETC—the original unforked version of the Ethereum network—on their trading platforms, other products and services after detecting a potential attack on the cryptocurrency network that let someone spend the...

Classic Ether Wallet Compromised via Social Engineering

Classic Ether Wallet, an open source wallet for the public, blockchain-based cryptocurrency platform Ethereum Classic ETC was compromised late last week. Developers of the decentralized platform said an attacker managed to hijack the domain for the wallet via social engineering late Thursday...