Home / mailings

PDF

[gentoo-announce] [ GLSA 201408-03 ] LibSSH: Information disclosure

Posted on 12 August 2014
Gentoo-announce

This is an OpenPGP/MIME signed message (RFC 4880 and 3156)
--PFn7V4Lrih63dXGt53g6EeSNdOsxhlTWw
Content-Type: text/plain; charset=UTF-8
Content-Transfer-Encoding: quoted-printable

- - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - -
Gentoo Linux Security Advisory GLSA 201408-03
- - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - -
http://security.gentoo.org/
- - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - -

Severity: Low
Title: LibSSH: Information disclosure
Date: August 10, 2014
Bugs: #503504
ID: 201408-03

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

Synopsis
========
A vulnerability in LibSSH can result in leakage of private key
information.

Background
==========
LibSSH is a C library providing SSHv2 and SSHv1.

Affected packages
=================
-------------------------------------------------------------------
Package / Vulnerable / Unaffected
-------------------------------------------------------------------
1 net-libs/libssh < 0.6.3 >= 0.6.3

Description
===========
A new connection inherits the state of the PRNG without re-seeding with
random data.

Impact
======
Servers using ECC (ECDSA) or DSA certificates in non-deterministic mode
may under certain conditions leak their private key.

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

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

# emerge --sync
# emerge --ask --oneshot --verbose ">=net-libs/libssh-0.6.3"

References
==========
[ 1 ] CVE-2014-0017
http://nvd.nist.gov/nvd.cfm?cvename=CVE-2014-0017

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

http://security.gentoo.org/glsa/glsa-201408-03.xml

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 2014 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



--PFn7V4Lrih63dXGt53g6EeSNdOsxhlTWw
Content-Type: application/pgp-signature; name="signature.asc"
Content-Description: OpenPGP digital signature
Content-Disposition: attachment; filename="signature.asc"

 

TOP