CVE-2024-24564

Low

Description

Vyper is a pythonic Smart Contract Language for the ethereum virtual machine. When using the built-in `extract32(b, start)`, if the `start` index provided has for side effect to update `b`, the byte array to extract `32` bytes from, it could be that some dirty memory is read and returned by `extract32`. This vulnerability is fixed in 0.4.0.

SeverityLow
CVSS3.7
Exploit probability—
ProductVyper
PublishedFeb 26, 2024
First seenFeb 26, 2024

How to fix

Update
  • vyperlang vyper0.4.0 or later
  • vyper0.4.0 or later

Affected products

ProductAffected versionsFixed in
vyperlang vyperv < 0.4.00.4.0
vyperPyPIv < 0.4.00.4.0

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CVE-2024-24564 · Vyper · Dark Radar