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Amazon Linux AMI : xorg-x11-server (ALAS-2013-234)

medium Nessus Plugin ID 70896

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Synopsis

The remote Amazon Linux AMI host is missing a security update.

Description

A use-after-free flaw was found in the way the X.Org server handled ImageText requests. A malicious, authorized client could use this flaw to crash the X.Org server or, potentially, execute arbitrary code with root privileges. (CVE-2013-4396)

Solution

Run 'yum update xorg-x11-server' to update your system.

See Also

https://alas.aws.amazon.com/ALAS-2013-234.html

Plugin Details

Severity: Medium

ID: 70896

File Name: ala_ALAS-2013-234.nasl

Version: 1.4

Type: local

Agent: unix

Published: 11/14/2013

Updated: 4/18/2018

Supported Sensors: Frictionless Assessment AWS, Frictionless Assessment Agent, Nessus Agent, Agentless Assessment, Nessus

Risk Information

VPR

Risk Factor: Medium

Score: 5.9

CVSS v2

Risk Factor: Medium

Base Score: 6.5

Vector: CVSS2#AV:N/AC:L/Au:S/C:P/I:P/A:P

Vulnerability Information

CPE: p-cpe:/a:amazon:linux:xorg-x11-server-xephyr, p-cpe:/a:amazon:linux:xorg-x11-server-xnest, p-cpe:/a:amazon:linux:xorg-x11-server-xvfb, p-cpe:/a:amazon:linux:xorg-x11-server-common, p-cpe:/a:amazon:linux:xorg-x11-server-debuginfo, p-cpe:/a:amazon:linux:xorg-x11-server-source, cpe:/o:amazon:linux

Required KB Items: Host/local_checks_enabled, Host/AmazonLinux/release, Host/AmazonLinux/rpm-list

Patch Publication Date: 10/23/2013

Reference Information

CVE: CVE-2013-4396

ALAS: 2013-234

RHSA: 2013:1426