- - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - -
Gentoo Linux Security Advisory                           GLSA 201509-04
- - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - -
                                           https://security.gentoo.org/
- - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - -

 Severity: Normal
    Title: libtasn1: Multiple vulnerabilities
     Date: September 24, 2015
     Bugs: #544922, #548252
       ID: 201509-04

- - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - -

Synopsis
========

Multiple vulnerabilities have been found in libtasn1, the worst of
which could lead to arbitrary code execution.

Background
==========

libtasn1 is an ASN.1 library

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

    -------------------------------------------------------------------
     Package              /     Vulnerable     /            Unaffected
    -------------------------------------------------------------------
  1  dev-libs/libtasn1            < 1.4.5                    >= 1.4.5

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

Multiple vulnerabilities have been discovered in libtasn1. Please
review the CVE identifiers referenced below for details.

Impact
======

A remote attacker could possibly execute arbitrary code with the
privileges of the process, or cause a Denial of Service condition.

Workaround
==========

There is no known workaround at this time.

Resolution
==========

All libtasn1 users should upgrade to the latest version:

  # emerge --sync
  # emerge --ask --oneshot --verbose ">=dev-libs/libtasn1-1.4.5"

References
==========

[ 1 ] CVE-2015-2806
      http://nvd.nist.gov/nvd.cfm?cvename=CVE-2015-2806
[ 2 ] CVE-2015-3622
      http://nvd.nist.gov/nvd.cfm?cvename=CVE-2015-3622

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

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

 https://security.gentoo.org/glsa/201509-04

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 2015 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.

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