MGASA-2019-0073

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    MGASA-2019-0073

    Published: 13 Feb 2019Last Modified: 16 Apr 2026

    Summary: Updated libgd packages fix security vulnerability

    Details: gdImageColorMatch in gd_color_match.c in the GD Graphics Library (aka LibGD) 2.2.5 has a heap-based buffer overflow. This can be exploited by an attacker who is able to trigger calls to the function with crafted image data (CVE-2019-6977). The GD Graphics Library (aka LibGD) 2.2.5 has a double free in the gdImage*Ptr() functions in gd_gif_out.c, gd_jpeg.c, and gd_wbmp.c (CVE-2019-6978).

    References: https://advisories.mageia.org/MGASA-2019-0073.html, https://bugs.mageia.org/show_bug.cgi?id=24336, https://www.debian.org/security/2019/dsa-4384

    Affected packages

    Package

    Name: libgd

    Purl: pkg:rpm/mageia/libgd?arch=source&distro=mageia-6

    Affected ranges

    Type: ECOSYSTEM

    Events:

    Introduced- 0
    Fixed -2.2.5-2.3.mga6

    Affected versions

    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