CVE-2021-43668

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    CVE-2021-43668

    Published: 18 Nov 2021Last Modified: 7 Aug 2026

    Summary:

    Details: Go-Ethereum 1.10.9 nodes crash (denial of service) after receiving a serial of messages and cannot be recovered. They will crash with "runtime error: invalid memory address or nil pointer dereference" and arise a SEGV signal.

    References: https://github.com/ethereum/go-ethereum/issues/23866

    Affected packages

    Package

    Name:

    Purl:

    Affected ranges

    Type: GIT

    Events:

    Introduced- eae3b1946a276ac099e0018fc792d9e8c3bfda6d
    Fixed -None

    Affected versions

    1.10.9

    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-2021-43668 | CVE-DB