CVE-2017-12176

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    CVE-2017-12176

    Published: 24 Jan 2018Last Modified: 7 Aug 2026

    Summary:

    Details: xorg-x11-server before 1.19.5 was missing extra length validation in ProcEstablishConnection function allowing malicious X client to cause X server to crash or possibly execute arbitrary code.

    References: https://lists.debian.org/debian-lts-announce/2017/11/msg00032.html, https://security.gentoo.org/glsa/201711-05, https://www.debian.org/security/2017/dsa-4000, https://bugzilla.redhat.com/show_bug.cgi?id=1509214, https://cgit.freedesktop.org/xorg/xserver/commit/?id=b747da5e25be944337a9cd1415506fc06b70aa81

    Affected packages

    Package

    Name:

    Purl:

    Affected ranges

    Type: GIT

    Events:

    Introduced- 0
    Fixed -b96e982e3a43513549636850186ff80a82190f64

    Affected versions

    xorg-server-1.19.4
    xorg-server-1.19.3
    xorg-server-1.19.2
    xorg-server-1.19.1
    xorg-server-1.19.0

    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