- - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - -
Gentoo Linux Security Advisory                           GLSA 201701-23
- - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - -
                                           https://security.gentoo.org/
- - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - -

 Severity: Normal
    Title: Botan: Multiple vulnerabilities
     Date: January 11, 2017
     Bugs: #581324
       ID: 201701-23

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

Synopsis
=======
Multiple vulnerabilities have been found in Botan, the worst of which
might allow remote attackers to obtain ECDSA secret keys.

Background
=========
Botan (Japanese for peony) is a cryptography library written in C++11.

Affected packages
================
    -------------------------------------------------------------------
     Package              /     Vulnerable     /            Unaffected
    -------------------------------------------------------------------
  1  dev-libs/botan              < 1.10.13                 >= 1.10.13 

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

Impact
=====
A remote attacker might obtain ECDSA secret keys via a timing
side-channel attack or could possibly bypass TLS policy.

Workaround
=========
There is no known workaround at this time.

Resolution
=========
All Botan users should upgrade to the latest version:

  # emerge --sync
  # emerge --ask --oneshot --verbose ">=dev-libs/botan-1.10.13"

References
=========
[ 1 ] CVE-2016-2849
      http://nvd.nist.gov/nvd.cfm?cvename=CVE-2016-2849
[ 2 ] CVE-2016-2850
      http://nvd.nist.gov/nvd.cfm?cvename=CVE-2016-2850

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

 https://security.gentoo.org/glsa/201701-23

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 2017 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/

Gentoo: GLSA-201701-23: Botan: Multiple vulnerabilities

Multiple vulnerabilities have been found in Botan, the worst of which might allow remote attackers to obtain ECDSA secret keys.

Summary

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

Resolution

All Botan users should upgrade to the latest version: # emerge --sync # emerge --ask --oneshot --verbose ">=dev-libs/botan-1.10.13"

References

[ 1 ] CVE-2016-2849 http://nvd.nist.gov/nvd.cfm?cvename=CVE-2016-2849 [ 2 ] CVE-2016-2850 http://nvd.nist.gov/nvd.cfm?cvename=CVE-2016-2850

Availability

This GLSA and any updates to it are available for viewing at the Gentoo Security Website: https://security.gentoo.org/glsa/201701-23

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.

Severity
Severity: Normal
Title: Botan: Multiple vulnerabilities
Date: January 11, 2017
Bugs: #581324
ID: 201701-23

Synopsis

Multiple vulnerabilities have been found in Botan, the worst of which might allow remote attackers to obtain ECDSA secret keys.

Background

Botan (Japanese for peony) is a cryptography library written in C++11.

Affected Packages

------------------------------------------------------------------- Package / Vulnerable / Unaffected ------------------------------------------------------------------- 1 dev-libs/botan < 1.10.13 >= 1.10.13

Impact

===== A remote attacker might obtain ECDSA secret keys via a timing side-channel attack or could possibly bypass TLS policy.

Workaround

There is no known workaround at this time.

Related News