CVE-2017-18120

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    CVE-2017-18120

    Published: 2 Feb 2018Last Modified: 8 Jul 2026

    Summary:

    Details: A double-free bug in the read_gif function in gifread.c in gifsicle 1.90 allows a remote attacker to cause a denial-of-service attack or unspecified other impact via a maliciously crafted file, because last_name is mishandled, a different vulnerability than CVE-2017-1000421.

    References: https://bugs.debian.org/cgi-bin/bugreport.cgi?bug=878739, https://bugs.debian.org/cgi-bin/bugreport.cgi?bug=881120, https://github.com/kohler/gifsicle/issues/117, https://github.com/kohler/gifsicle/commit/118a46090c50829dc543179019e6140e1235f909

    Affected packages

    Package

    Name:

    Purl:

    Affected ranges

    Type: GIT

    Events:

    Introduced- fad477c307298ac140a2c26b01c72925f300a7a7
    Fixed -None

    Affected versions

    1.90

    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