CVE-2021-46700

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    CVE-2021-46700

    Published: 19 Feb 2022Last Modified: 9 Jul 2026

    Summary:

    Details: In libsixel 1.8.6, sixel_encoder_output_without_macro (called from sixel_encoder_encode_frame in encoder.c) has a double free.

    References: https://github.com/saitoha/libsixel/issues/158

    Affected packages

    Package

    Name:

    Purl:

    Affected ranges

    Type: GIT

    Events:

    Introduced- 6a5be8b72d84037b83a5ea838e17bcf372ab1d5f
    Fixed -None

    Affected versions

    1.8.6

    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-2021-46700 | CVE-DB