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Gentoo Linux Security Advisory 201903-13

Gentoo Linux Security Advisory 201903-13
Posted Mar 14, 2019
Authored by Gentoo | Site security.gentoo.org

Gentoo Linux Security Advisory 201903-13 - Multiple vulnerabilities have been found in BIND, the worst of which could result in a Denial of Service condition. Versions less than 9.12.1_p2-r1 are affected.

tags | advisory, denial of service, vulnerability
systems | linux, gentoo
advisories | CVE-2018-5738, CVE-2018-5740, CVE-2018-5741
MD5 | d9e3047d135d26b2980b03bf6b29c771

Gentoo Linux Security Advisory 201903-13

Change Mirror Download
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Gentoo Linux Security Advisory GLSA 201903-13
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https://security.gentoo.org/
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Severity: Normal
Title: BIND: Multiple vulnerabilities
Date: March 14, 2019
Bugs: #657654, #666946
ID: 201903-13

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Synopsis
========

Multiple vulnerabilities have been found in BIND, the worst of which
could result in a Denial of Service condition.

Background
==========

BIND (Berkeley Internet Name Domain) is a Name Server.

Affected packages
=================

-------------------------------------------------------------------
Package / Vulnerable / Unaffected
-------------------------------------------------------------------
1 net-dns/bind < 9.12.1_p2-r1 >= 9.12.1_p2-r1

Description
===========

Multiple vulnerabilities have been discovered in BIND. Please review
the CVE identifiers referenced below for details.

Impact
======

BIND can improperly permit recursive query service to unauthorized
clients possibly resulting in a Denial of Service condition or to be
used in DNS reflection attacks.

Workaround
==========

There is no known workaround at this time.

Resolution
==========

All bind users should upgrade to the latest version:

# emerge --sync
# emerge --ask --oneshot --verbose ">=net-dns/bind-9.12.1_p2-r1"

References
==========

[ 1 ] CVE-2018-5738
https://nvd.nist.gov/vuln/detail/CVE-2018-5738
[ 2 ] CVE-2018-5740
https://nvd.nist.gov/vuln/detail/CVE-2018-5740
[ 3 ] CVE-2018-5741
https://nvd.nist.gov/vuln/detail/CVE-2018-5741

Availability
============

This GLSA and any updates to it are available for viewing at
the Gentoo Security Website:

https://security.gentoo.org/glsa/201903-13

Concerns?
=========

Security is a primary focus of Gentoo Linux and ensuring the
confidentiality and security of our users' machines is of utmost
importance to us. Any security concerns should be addressed to
security@gentoo.org or alternatively, you may file a bug at
https://bugs.gentoo.org.

License
=======

Copyright 2019 Gentoo Foundation, Inc; referenced text
belongs to its owner(s).

The contents of this document are licensed under the
Creative Commons - Attribution / Share Alike license.

https://creativecommons.org/licenses/by-sa/2.5

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