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CVE-2013-4396

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Date: October 10, 2013

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.

Language: C++

Severity Score

Related Resources (12)

http://openwall.com/lists/oss-security/2013/10/08/6
https://nvd.nist.gov/vuln/detail/CVE-2013-4396
http://rhn.redhat.com/errata/RHSA-2013-1426.html
http://www.ubuntu.com/usn/USN-1990-1
http://lists.x.org/archives/xorg-announce/2013-October/002332.html
http://lists.opensuse.org/opensuse-updates/2013-10/msg00056.html
http://lists.opensuse.org/opensuse-updates/2013-10/msg00060.html
https://access.redhat.com/security/cve/CVE-2013-4396
http://www.debian.org/security/2013/dsa-2784
https://bugzilla.redhat.com/show_bug.cgi?id=1014561
http://www.securityfocus.com/bid/62892
https://www.mend.io/vulnerability-database/CVE-2013-4396

Severity Score

Weakness Type (CWE)

Resource Management Errors

CWE-399

Top Fix

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Upgrade to version xorg-server-1.14.99.3

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CVSS v3.1

Base Score:
Attack Vector (AV): NETWORK
Attack Complexity (AC): LOW
Privileges Required (PR): LOW
User Interaction (UI): NONE
Scope (S): UNCHANGED
Confidentiality (C): LOW
Integrity (I): LOW
Availability (A): LOW

CVSS v2

Base Score:
Access Vector (AV): NETWORK
Access Complexity (AC): LOW
Authentication (AU): SINGLE
Confidentiality (C): PARTIAL
Integrity (I): PARTIAL
Availability (A): PARTIAL
Additional information:

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