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⛓️ Crypto🔴 BearishImportance 7/10Actionable
Security alert [Implementation of BLOCKHASH instruction in C++ and Go clients can potentially cause consensus issue – Fixed. Please update.]
🤖AI Summary
A security vulnerability in BLOCKHASH implementation affected Ethereum clients geth (versions up to 1.1.3 and 1.2.2) and eth (versions prior to 1.0.0), potentially causing consensus issues and chain reorganization. The bug has been fixed and users are advised to update their clients immediately.
Key Takeaways
- →Erroneous BLOCKHASH implementation in Ethereum clients could trigger chain reorganization and consensus problems.
- →All geth versions up to 1.1.3 and 1.2.2 are affected by this vulnerability.
- →All eth client versions prior to 1.0.0 are impacted by the security issue.
- →The vulnerability has been classified as medium severity with low likelihood of exploitation.
- →Users must update their Ethereum clients to the latest versions to mitigate the security risk.
Read Original →via Ethereum Foundation Blog
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