CVE-2021-41121

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    CVE-2021-41121

    Published: 6 Oct 2021Last Modified: 9 Jul 2026

    Summary:

    Details: Vyper is a Pythonic Smart Contract Language for the EVM. In affected versions when performing a function call inside a literal struct, there is a memory corruption issue that occurs because of an incorrect pointer to the the top of the stack. This issue has been resolved in version 0.3.0.

    References: https://github.com/vyperlang/vyper/security/advisories/GHSA-xv8x-pr4h-73jv, https://github.com/vyperlang/vyper/pull/2447

    Affected packages

    Package

    Name:

    Purl:

    Affected ranges

    Type: GIT

    Events:

    Introduced- 0
    Fixed -8a23febbb2d523f3701f9a7d0aaf361c104a2a37

    Affected versions

    v0.2.16
    v0.2.15
    v0.2.14
    v0.2.13
    v0.2.12
    v0.2.11
    v0.2.10
    v0.2.9
    v0.2.8
    v0.2.7
    v0.2.6
    v0.2.5
    v0.2.4
    v0.2.3
    v0.2.2
    v0.2.1
    v0.2.0

    Common Vulnerability Scoring System

    Attack Vector
    Network
    Adjacent
    Local
    Physical
    Privileges Required
    None
    Low
    High
    User Interaction
    None
    Required
    Scope
    Unchanged
    Changed
    Confidentiality
    None
    Low
    High
    Integrity
    None
    Low
    High
    Availability
    None
    Low
    High
    CVE-2021-41121 | CVE-DB