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.
Vulnerability category: Denial of service
Exploit prediction scoring system (EPSS) score for CVE-2013-6424
Probability of exploitation activity in the next 30 days: 0.95%
Percentile, the proportion of vulnerabilities that are scored at or less: ~ 81 % EPSS Score History EPSS FAQ
CVSS scores for CVE-2013-6424
| Base Score | Base Severity | CVSS Vector | Exploitability Score | Impact Score | Score Source |
|---|---|---|---|---|---|
|
5.0
|
MEDIUM | AV:N/AC:L/Au:N/C:N/I:N/A:P |
10.0
|
2.9
|
NIST |
CWE ids for CVE-2013-6424
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The product subtracts one value from another, such that the result is less than the minimum allowable integer value, which produces a value that is not equal to the correct result.Assigned by: nvd@nist.gov (Primary)
References for CVE-2013-6424
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https://bugs.launchpad.net/ubuntu/+source/xorg-server/+bug/1197921
Bug #1197921 “LibreOffice spreadsheet causes full Xorg crash wit...” : Bugs : xorg-server package : UbuntuIssue Tracking;Patch;Third Party Advisory
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http://www.openwall.com/lists/oss-security/2013/12/03/8
oss-security - CVE Request: xorg-server and pixmanMailing List;Third Party Advisory
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http://rhn.redhat.com/errata/RHSA-2013-1868.html
RHSA-2013:1868 - Security Advisory - Red Hat Customer PortalBroken Link
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http://lists.x.org/archives/xorg-devel/2013-October/037996.html
[PATCH] exa: only draw valid trapezoidsPatch
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https://security.gentoo.org/glsa/201710-30
X.Org Server: Multiple vulnerabilities (GLSA 201710-30) — Gentoo securityThird Party Advisory
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http://www.debian.org/security/2013/dsa-2822
Debian -- Security Information -- DSA-2822-1 xorg-serverThird Party Advisory
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http://www.ubuntu.com/usn/USN-2500-1
USN-2500-1: X.Org X server vulnerabilities | Ubuntu security noticesThird Party Advisory
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http://lists.opensuse.org/opensuse-updates/2013-12/msg00127.html
openSUSE-SU-2013:1965-1: moderate: xorg-x11-server: fixed an overflow inMailing List;Third Party Advisory
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https://bugs.freedesktop.org/show_bug.cgi?id=67484
67484 – Corrupted CustomShape crashes XorgIssue Tracking;Patch;Vendor Advisory
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https://security.gentoo.org/glsa/201701-64
X.Org X Server: Multiple vulnerabilities (GLSA 201701-64) — Gentoo securityThird Party Advisory
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http://www.openwall.com/lists/oss-security/2013/12/04/8
oss-security - Re: CVE Request: xorg-server and pixmanMailing List;Third Party Advisory
Products affected by CVE-2013-6424
- cpe:2.3:o:debian:debian_linux:6.0:*:*:*:*:*:*:*
- cpe:2.3:o:debian:debian_linux:7.0:*:*:*:*:*:*:*
- cpe:2.3:o:canonical:ubuntu_linux:12.04:*:*:*:-:*:*:*
- cpe:2.3:o:canonical:ubuntu_linux:14.04:*:*:*:esm:*:*:*
- cpe:2.3:o:canonical:ubuntu_linux:14.10:*:*:*:*:*:*:*
- cpe:2.3:o:opensuse:opensuse:12.2:*:*:*:*:*:*:*
- cpe:2.3:o:opensuse:opensuse:12.3:*:*:*:*:*:*:*
- cpe:2.3:o:opensuse:opensuse:13.1:*:*:*:*:*:*:*
- cpe:2.3:a:pixman:pixman:*:*:*:*:*:*:*:*