mediumAccess controlEVM-Solidity
Optimism: Unvalidated memory access in `readMem` and `writeMem` functions
- Payout
- $0
- Protocol
- Optimism
- Disclosed
- Aug 16, 2024
- Source
- code4rena
The readMem and writeMem functions in the Cannon MIPS implementation lack sufficient bounds checking for memory addresses. This oversight allows an attacker to perform unauthorized read or write operations across the entire 32-bit address space. Such memory ma …
Similar reports
- No close matches yet.
References
- https://github.com/code-423n4/2024-07-optimism-findings/issues/76
- https://github.com/code-423n4/2024-07-optimism-findings
This report is already public and closed. Coin Buggie never publishes active or unpatched vulnerability data.