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Test ID:1.3.6.1.4.1.25623.1.0.812007
Category:Red Hat Local Security Checks
Title:RedHat Update for dnsmasq RHSA-2017:2838-01
Summary:The remote host is missing an update for the 'dnsmasq'; package(s) announced via the referenced advisory.
Description:Summary:
The remote host is missing an update for the 'dnsmasq'
package(s) announced via the referenced advisory.

Vulnerability Insight:
The dnsmasq packages contain Dnsmasq, a
lightweight DNS (Domain Name Server) forwarder and DHCP (Dynamic Host
Configuration Protocol) server.

Security Fix(es):

* A heap buffer overflow was found in dnsmasq in the code responsible for
building DNS replies. An attacker could send crafted DNS packets to dnsmasq
which would cause it to crash or, potentially, execute arbitrary code.
(CVE-2017-14491)

Red Hat would like to thank Felix Wilhelm (Google Security Team), Fermin J.
Serna (Google Security Team), Gabriel Campana (Google Security Team), Kevin
Hamacher (Google Security Team), and Ron Bowes (Google Security Team) for
reporting this issue.

Affected Software/OS:
dnsmasq on
Red Hat Enterprise Linux Desktop (v. 6),
Red Hat Enterprise Linux Server (v. 6),
Red Hat Enterprise Linux Workstation (v. 6)

Solution:
Please Install the Updated Packages.

CVSS Score:
7.5

CVSS Vector:
AV:N/AC:L/Au:N/C:P/I:P/A:P

Cross-Ref: Common Vulnerability Exposure (CVE) ID: CVE-2017-14491
CopyrightCopyright (C) 2017 Greenbone Networks GmbH

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