UBUNTU-CVE-2018-18718

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    UBUNTU-CVE-2018-18718

    Published: 29 Oct 2018Last Modified: 22 Apr 2026
    Upstream:
    CVE-2018-18718
    Aliases:
    USN-5681-1

    Summary:

    Details: An issue was discovered in gThumb through 3.6.2. There is a double-free vulnerability in the add_themes_from_dir method in dlg-contact-sheet.c because of two successive calls of g_free, each of which frees the same buffer.

    References: https://ubuntu.com/security/CVE-2018-18718, https://gitlab.gnome.org/GNOME/gthumb/issues/18, https://ubuntu.com/security/notices/USN-5681-1, https://www.cve.org/CVERecord?id=CVE-2018-18718

    Affected packages

    Package

    Name: gthumb

    Purl: pkg:deb/ubuntu/gthumb@3:3.4.3-1ubuntu0.1~esm1?arch=source&distro=esm-apps/xenial

    Affected ranges

    Type: ECOSYSTEM

    Events:

    Introduced- 0
    Fixed -3:3.4.3-1ubuntu0.1~esm1

    Affected versions

    3:3.3.1.is.3.2.8-0ubuntu3

    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
    UBUNTU-CVE-2018-18718 | CVE-DB