Oracle Linux 6 / 7 : libyaml (ELSA-2015-0100)

This script is Copyright (C) 2015-2016 Tenable Network Security, Inc.

Synopsis :

The remote Oracle Linux host is missing one or more security updates.

Description :

From Red Hat Security Advisory 2015:0100 :

Updated libyaml packages that fix one security issue are now available
for Red Hat Enterprise Linux 6 and 7.

Red Hat Product Security has rated this update as having Moderate
security impact. A Common Vulnerability Scoring System (CVSS) base
score, which gives a detailed severity rating, is available from the
CVE link in the References section.

YAML is a data serialization format designed for human readability and
interaction with scripting languages. LibYAML is a YAML parser and
emitter written in C.

An assertion failure was found in the way the libyaml library parsed
wrapped strings. An attacker able to load specially crafted YAML input
into an application using libyaml could cause the application to
crash. (CVE-2014-9130)

All libyaml users are advised to upgrade to these updated packages,
which contain a backported patch to correct this issue. All running
applications linked against the libyaml library must be restarted for
this update to take effect.

See also :

Solution :

Update the affected libyaml packages.

Risk factor :

Medium / CVSS Base Score : 5.0
CVSS Temporal Score : 4.3
Public Exploit Available : true

Family: Oracle Linux Local Security Checks

Nessus Plugin ID: 81066 ()

Bugtraq ID: 71349

CVE ID: CVE-2014-9130

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