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Vulnerability Details : CVE-2013-6424

Integer underflow in the xTrapezoidValid macro in render/picture.h in X.Org allows context-dependent attackers to cause a denial of service (crash) via a negative bottom value.
Publish Date : 2014-01-18 Last Update Date : 2017-10-30
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- CVSS Scores & Vulnerability Types

CVSS Score
Confidentiality Impact None (There is no impact to the confidentiality of the system.)
Integrity Impact None (There is no impact to the integrity of the system)
Availability Impact Partial (There is reduced performance or interruptions in resource availability.)
Access Complexity Low (Specialized access conditions or extenuating circumstances do not exist. Very little knowledge or skill is required to exploit. )
Authentication Not required (Authentication is not required to exploit the vulnerability.)
Gained Access None
Vulnerability Type(s) Denial Of Service
CWE ID 189

- Related OVAL Definitions

Title Definition Id Class Family
DEPRECATED: ELSA-2013-1868 -- xorg-x11-server security update (important) oval:org.mitre.oval:def:26425 unix
DEPRECATED: ELSA-2013:1868: xorg-x11-server security update (Important) oval:org.mitre.oval:def:23113 unix
DSA-2822-1 xorg-server - integer underflow oval:org.mitre.oval:def:20818 unix
ELSA-2013:1868: xorg-x11-server security update (Important) oval:org.mitre.oval:def:24088 unix
RHSA-2013:1868: xorg-x11-server security update (Important) oval:org.mitre.oval:def:21082 unix
RHSA-2013:1868: xorg-x11-server security update (Important) oval:com.redhat.rhsa:def:20131868 unix
SUSE-SU-2014:0051-2 -- Security update for xorg-x11-server oval:org.mitre.oval:def:25549 unix
SUSE-SU-2014:0051-1 -- Security update for xorg-x11-server oval:org.mitre.oval:def:25351 unix
SUSE-SU-2014:0744-1 -- Security update for xorg-x11-server oval:org.mitre.oval:def:25467 unix
OVAL (Open Vulnerability and Assessment Language) definitions define exactly what should be done to verify a vulnerability or a missing patch. Check out the OVAL definitions if you want to learn what you should do to verify a vulnerability.

- Products Affected By CVE-2013-6424

# Product Type Vendor Product Version Update Edition Language
1 Application X X Server - Version Details Vulnerabilities

- Number Of Affected Versions By Product

Vendor Product Vulnerable Versions
X X Server 1

- References For CVE-2013-6424
GENTOO GLSA-201701-64
GENTOO GLSA-201710-30
MLIST [oss-security] 20131204 Re: CVE Request: xorg-server and pixman CONFIRM CONFIRM
REDHAT RHSA-2013:1868
MLIST [oss-security] 20131203 CVE Request: xorg-server and pixman
SUSE openSUSE-SU-2013:1965
MLIST [xorg-devel] 20131002 [PATCH] exa: only draw valid trapezoids

- Metasploit Modules Related To CVE-2013-6424

There are not any metasploit modules related to this CVE entry (Please visit for more information)

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