Chain split caused by memory corruption in EVM

Lines of code Vulnerability details Chain split caused by memory corruption in EVM We recently found that the op-geth@3fa9e81 repository has a memory corruption vulnerability in EVM, which can cause a consensus error. Specifically, vulnerable nodes obtain a different stateRoot when processing a...

CVE-2021-39137

creationtimestamp| type| source ---|---|--- 2021-08-24 20:25:09+00:00| seen| https://t.me/cibsecurity/27783 2021-08-25 16:41:02+00:00| seen| https://t.me/BleepingComputer/10387 2021-09-02 11:05:07+00:00| published-proof-of-concept| https://t.me/CyberSecurityTechnologies/4203 2022-02-11...

CVE-2021-39137 Consensus flaw during block processing in go-ethereum

go-ethereum is the official Go implementation of the Ethereum protocol. In affected versions a consensus-vulnerability in go-ethereum Geth could cause a chain split, where vulnerable versions refuse to accept the canonical chain. Further details about the vulnerability will be disclosed at a late...