CVE-2013-6424

Description

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.

Category

5.0
CVSS
Severity: Medium
CVSS 2.0 •
EPSS 5.57% Top 15%
Vendor Advisory gentoo.org Vendor Advisory debian.org Vendor Advisory ubuntu.com Vendor Advisory gentoo.org Vendor Advisory redhat.com Vendor Advisory opensuse.org Vendor Advisory freedesktop.org
Affected: n/a n/a
Published at:
Updated at:

References

Link Tags
https://bugs.launchpad.net/ubuntu/+source/xorg-server/+bug/1197921 issue tracking third party advisory patch
http://lists.x.org/archives/xorg-devel/2013-October/037996.html mailing list patch
https://bugs.freedesktop.org/show_bug.cgi?id=67484 issue tracking patch vendor advisory
http://www.openwall.com/lists/oss-security/2013/12/04/8 third party advisory mailing list
https://security.gentoo.org/glsa/201701-64 third party advisory vendor advisory
http://www.debian.org/security/2013/dsa-2822 third party advisory vendor advisory
http://www.ubuntu.com/usn/USN-2500-1 third party advisory vendor advisory
https://security.gentoo.org/glsa/201710-30 third party advisory vendor advisory
http://rhn.redhat.com/errata/RHSA-2013-1868.html vendor advisory broken link
http://www.openwall.com/lists/oss-security/2013/12/03/8 third party advisory mailing list
http://lists.opensuse.org/opensuse-updates/2013-12/msg00127.html mailing list third party advisory vendor advisory

Frequently Asked Questions

What is the severity of CVE-2013-6424?
CVE-2013-6424 has been scored as a medium severity vulnerability.
How to fix CVE-2013-6424?
To fix CVE-2013-6424, make sure you are using an up-to-date version of the affected component(s) by checking the vendor release notes. As for now, there are no other specific guidelines available.
Is CVE-2013-6424 being actively exploited in the wild?
It is possible that CVE-2013-6424 is being exploited or will be exploited in a near future based on public information. According to its EPSS score, there is a ~6% probability that this vulnerability will be exploited by malicious actors in the next 30 days.
This platform uses data from the NIST NVD, MITRE CVE, MITRE CWE, First.org and CISA KEV but is not endorsed or certified by these entities. CVE is a registred trademark of the MITRE Corporation and the authoritative source of CVE content is MITRE's CVE web site. CWE is a registred trademark of the MITRE Corporation and the authoritative source of CWE content is MITRE's CWE web site.
© 2025 Under My Watch. All Rights Reserved.