UBUNTU-CVE-2014-6054

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    UBUNTU-CVE-2014-6054

    Published: 24 Sept 2014Last Modified: 22 Apr 2026
    Upstream:
    CVE-2014-6054

    Summary:

    Details: The rfbProcessClientNormalMessage function in libvncserver/rfbserver.c in LibVNCServer 0.9.9 and earlier allows remote attackers to cause a denial of service (divide-by-zero error and server crash) via a zero value in the scaling factor in a (1) PalmVNCSetScaleFactor or (2) SetScale message.

    References: https://ubuntu.com/security/CVE-2014-6054, http://seclists.org/oss-sec/2014/q3/639, http://www.kde.org/info/security/advisory-20140923-1.txt, http://www.ocert.org/advisories/ocert-2014-007.html, https://ubuntu.com/security/notices/USN-2365-1, https://www.cve.org/CVERecord?id=CVE-2014-6054, https://ubuntu.com/security/notices/USN-4587-1

    Affected packages

    Package

    Name: krfb

    Purl: pkg:deb/ubuntu/krfb@4:4.13.3-0ubuntu1.1?arch=source&distro=trusty

    Affected ranges

    Type: ECOSYSTEM

    Events:

    Introduced- 0
    Fixed -4:4.13.3-0ubuntu1.1

    Affected versions

    4:4.11.2-0ubuntu1
    4:4.11.80-0ubuntu1
    4:4.11.95-0ubuntu1
    4:4.11.97-0ubuntu1

    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