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    CVE-2013-4396

    Use-after-free vulnerability in the doImageText function in dix/dixfonts.c in the xorg-server module before 1.14.4 in X.Org X11 allows remote authenticated users to cause a denial of service (daemon crash) or possibly execute arbitrary code via a crafted ImageText request that triggers memory-allocation failure.

    Published:Oct 8, 2013
    Last Modified:Apr 11, 2025
    EPS:Oct 10, 2013
    EPSS Score:0.01572
    CVSS Score:6.5

    Affected Products

    Vendor
    Redhat
    Product
    Enterprise Linux
    Vendor
    X
    Product
    X.org X11

    Exploits

    No exploit reference

    Common Weakness Enumeration

    CWE-416 Use After Free

    Common Attack Pattern Enumeration and Classification (CAPEC)

    No CAPEC recorded yet

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    References

    http://lists.opensuse.org/opensuse-updates/2013-10/msg00056.html
    http://lists.opensuse.org/opensuse-updates/2013-10/msg00060.html
    http://lists.x.org/archives/xorg-announce/2013-October/002332.html
    http://openwall.com/lists/oss-security/2013/10/08/6
    http://rhn.redhat.com/errata/RHSA-2013-1426.html
    http://www.debian.org/security/2013/dsa-2784
    http://www.securityfocus.com/bid/62892
    http://www.ubuntu.com/usn/USN-1990-1
    https://bugzilla.redhat.com/show_bug.cgi?id=1014561
    http://lists.opensuse.org/opensuse-updates/2013-10/msg00056.html
    http://lists.opensuse.org/opensuse-updates/2013-10/msg00060.html
    http://lists.x.org/archives/xorg-announce/2013-October/002332.html
    http://openwall.com/lists/oss-security/2013/10/08/6
    http://rhn.redhat.com/errata/RHSA-2013-1426.html
    http://www.debian.org/security/2013/dsa-2784
    http://www.securityfocus.com/bid/62892
    http://www.ubuntu.com/usn/USN-1990-1
    https://bugzilla.redhat.com/show_bug.cgi?id=1014561

    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