CVE-2018-5711

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    CVE-2018-5711

    Published: 16 Jan 2018Last Modified: 7 Aug 2026

    Summary:

    Details: gd_gif_in.c in the GD Graphics Library (aka libgd), as used in PHP before 5.6.33, 7.0.x before 7.0.27, 7.1.x before 7.1.13, and 7.2.x before 7.2.1, has an integer signedness error that leads to an infinite loop via a crafted GIF file, as demonstrated by a call to the imagecreatefromgif or imagecreatefromstring PHP function. This is related to GetCode_ and gdImageCreateFromGifCtx.

    References: https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/3CZ2QADQTKRHTGB2AHD7J4QQNDLBEMM6/, https://www.oracle.com/security-alerts/cpuapr2020.html, http://php.net/ChangeLog-5.php, http://php.net/ChangeLog-7.php, https://access.redhat.com/errata/RHSA-2018:1296, https://access.redhat.com/errata/RHSA-2019:2519, https://lists.debian.org/debian-lts-announce/2018/01/msg00022.html, https://lists.debian.org/debian-lts-announce/2019/01/msg00028.html, https://security.gentoo.org/glsa/201903-18, https://usn.ubuntu.com/3755-1/, https://bugs.php.net/bug.php?id=75571

    Affected packages

    Package

    Name:

    Purl:

    Affected ranges

    Type: GIT

    Events:

    Introduced- 0
    Fixed -None

    Affected versions

    7.2.0

    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