QID 994800

Date Published: 2023-08-10

QID 994800: Python (Pip) Security Update for vyper (GHSA-5824-cm3x-3c38)

In versions 0.2.15, 0.2.16 and 0.3.0, named re-entrancy locks are allocated incorrectly. Each function using a named re-entrancy lock gets a unique lock regardless of the key, allowing cross-function re-entrancy in contracts compiled with the susceptible versions. A specific set of conditions is required to result in misbehavior of affected contracts, specifically:

Successful exploitation of this vulnerability could lead to a security breach or could affect integrity, availability, and confidentiality.

  • CVSS V3 rated as Medium - 5.9 severity.
  • CVSS V2 rated as Medium - 5.4 severity.
    • Solution
    Refer to Github security advisory GHSA-5824-cm3x-3c38 for updates and patch information.
    Vendor References

    CVEs related to QID 994800

    CVE-2023-39363 |
    Software Advisories
    Advisory ID Software Component Link
    GHSA-5824-cm3x-3c38 vyper URL Logo github.com/advisories/GHSA-5824-cm3x-3c38
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