UBUNTU-CVE-2016-1521

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    UBUNTU-CVE-2016-1521

    Published: 8 Feb 2016Last Modified: 22 Apr 2026
    Upstream:
    CVE-2016-1521
    Aliases:
    USN-2902-1

    Summary:

    Details: The directrun function in directmachine.cpp in Libgraphite in Graphite 2 1.2.4, as used in Mozilla Firefox before 43.0 and Firefox ESR 38.x before 38.6.1, does not validate a certain skip operation, which allows remote attackers to execute arbitrary code, obtain sensitive information, or cause a denial of service (out-of-bounds read and application crash) via a crafted Graphite smart font.

    References: https://ubuntu.com/security/CVE-2016-1521, http://www.talosintel.com/reports/TALOS-2016-0058/, http://www.talosintel.com/reports/TALOS-2016-0061/, http://blog.talosintel.com/2016/02/vulnerability-spotlight-libgraphite.html, https://ubuntu.com/security/notices/USN-2902-1, https://www.cve.org/CVERecord?id=CVE-2016-1521

    Affected packages

    Package

    Name: graphite2

    Purl: pkg:deb/ubuntu/[email protected]?arch=source&distro=trusty

    Affected ranges

    Type: ECOSYSTEM

    Events:

    Introduced- 0
    Fixed -1.2.4-1ubuntu1.1

    Affected versions

    1.2.3-1
    1.2.4-1
    1.2.4-1ubuntu1

    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
    UBUNTU-CVE-2016-1521 | CVE-DB