ZNC and cURL Updates for Gentoo Linux
Posted on: 07/30/2018 07:02 AM

The following security updates are available for Gentoo Linux:

GLSA 201807-03 : ZNC:Multiple Vulnerabilities
GLSA 201807-04 : cURL:Heap-based Buffer Overflow

GLSA 201807-03 : ZNC:Multiple Vulnerabilities
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Gentoo Linux Security Advisory GLSA 201807-03
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https://security.gentoo.org/
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Severity: Normal
Title: ZNC:Multiple Vulnerabilities
Date: July 29, 2018
Bugs: #661228
ID: 201807-03

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Synopsis
========

Multiple vulnerabilities have been found in ZNC, the worst of which
could result in privilege escalation.

Background
==========

ZNC is an advanced IRC bouncer.

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

-------------------------------------------------------------------
Package / Vulnerable / Unaffected
-------------------------------------------------------------------
1 net-irc/znc < 1.7.1-rc1 >= 1.7.1-rc1

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

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

Impact
======

A remote attacker could read arbitary files and esclate privileges.

Workaround
==========

There is no known workaround at this time.

Resolution
==========

All ZNC users should upgrade to the latest version:

# emerge --sync
# emerge --ask --oneshot --verbose ">=net-irc/znc-1.7.1-rc1"

References
==========

[ 1 ] CVE-2018-14055
https://nvd.nist.gov/vuln/detail/CVE-2018-14055
[ 2 ] CVE-2018-14056
https://nvd.nist.gov/vuln/detail/CVE-2018-14056

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

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

https://security.gentoo.org/glsa/201807-03

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 2018 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



GLSA 201807-04 : cURL:Heap-based Buffer Overflow
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Gentoo Linux Security Advisory GLSA 201807-04
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https://security.gentoo.org/
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Severity: Normal
Title: cURL:Heap-based Buffer Overflow
Date: July 29, 2018
Bugs: #660894
ID: 201807-04

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Synopsis
========

A heap-based buffer overflow in cURL might allow remote attackers to
execute arbitrary code.

Background
==========

A command line tool and library for transferring data with URLs.

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

-------------------------------------------------------------------
Package / Vulnerable / Unaffected
-------------------------------------------------------------------
1 net-misc/curl < 7.61.0 >= 7.61.0

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

A heap-based buffer overflow was discovered in cURL's
Curl_smtp_escape_eob() function.

Impact
======

An attacker could cause a Denial of Service condition or execute
arbitrary code via SMTP connections.

Workaround
==========

There is no known workaround at this time.

Resolution
==========

All cURL users should upgrade to the latest version:

# emerge --sync
# emerge --ask --oneshot --verbose ">=net-misc/curl-7.61.0"

References
==========

[ 1 ] CVE-2018-0500
https://nvd.nist.gov/vuln/detail/CVE-2018-0500

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

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

https://security.gentoo.org/glsa/201807-04

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 2018 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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