MGASA-2018-0198

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    MGASA-2018-0198

    Published: 8 Apr 2018Last Modified: 16 Apr 2026
    Upstream:
    CVE-2018-7225

    Summary: Updated libvncserver packages fix security vulnerability

    Details: An issue was discovered in LibVNCServer through 0.9.11. rfbProcessClientNormalMessage() in rfbserver.c does not sanitize msg.cct.length, leading to access to uninitialized and potentially sensitive data or possibly unspecified other impact (e.g., an integer overflow) via specially crafted VNC packets (CVE-2018-7225).

    References: https://advisories.mageia.org/MGASA-2018-0198.html, https://bugs.mageia.org/show_bug.cgi?id=22847, https://lists.fedoraproject.org/archives/list/[email protected]/thread/YYNK6ZTW4QSUNWBL3YCZXRC3QMHW7FZK/

    Affected packages

    Package

    Name: libvncserver

    Purl: pkg:rpm/mageia/libvncserver?arch=source&distro=mageia-5

    Affected ranges

    Type: ECOSYSTEM

    Events:

    Introduced- 0
    Fixed -0.9.10-1.3.mga5

    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