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PYSEC-2023-76

Details

Vyper is a pythonic smart contract language for the EVM. The storage allocator does not guard against allocation overflows in versions prior to 0.3.8. An attacker can overwrite the owner variable. This issue was fixed in version 0.3.8.

Are you affected?

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Affected packages

PyPI / vyper

Introduced in: 0 Fixed in: 0bb7203b584e771b23536ba065a6efda457161bb

Fix pip install --upgrade 'vyper>=0bb7203b584e771b23536ba065a6efda457161bb'

References

https://github.com/vyperlang/vyper/commit/0bb7203b584e771b23536ba065a6efda457161bb [FIX]
https://github.com/vyperlang/vyper/security/advisories/GHSA-mgv8-gggw-mrg6 [ADVISORY]