CVE-2018-14599

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    CVE-2018-14599

    Published: 24 Aug 2018Last Modified: 8 Jul 2026

    Summary:

    Details: An issue was discovered in libX11 through 1.6.5. The function XListExtensions in ListExt.c is vulnerable to an off-by-one error caused by malicious server responses, leading to DoS or possibly unspecified other impact.

    References: https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/YGARUV66TS5OOSLR5A76BUB7SDV6GO4F/, http://www.openwall.com/lists/oss-security/2018/08/21/6, http://www.securityfocus.com/bid/105177, http://www.securitytracker.com/id/1041543, https://access.redhat.com/errata/RHSA-2019:2079, https://lists.debian.org/debian-lts-announce/2018/08/msg00030.html, https://lists.x.org/archives/xorg-announce/2018-August/002916.html, https://security.gentoo.org/glsa/201811-01, https://usn.ubuntu.com/3758-1/, https://usn.ubuntu.com/3758-2/, https://bugzilla.suse.com/show_bug.cgi?id=1102062, https://cgit.freedesktop.org/xorg/lib/libX11/commit/?id=b469da1430cdcee06e31c6251b83aede072a1ff0

    Affected packages

    Package

    Name:

    Purl:

    Affected ranges

    Type: GIT

    Events:

    Introduced- 0
    Fixed -None

    Affected versions

    libX11-1.6.5
    libX11-1.6.4
    libX11-1.6.3
    libX11-1.6.2
    libX11-1.6.1
    libX11-1.6.0

    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