Home / mailings

PDF

[USN-2478-1] libssh vulnerability

Posted on 19 January 2015
Ubuntu Security

==========================
==========================
========================
Ubuntu Security Notice USN-2478-1
January 19, 2015

libssh vulnerability
==========================
==========================
========================

A security issue affects these releases of Ubuntu and its derivatives:

- Ubuntu 14.10
- Ubuntu 14.04 LTS
- Ubuntu 12.04 LTS

Summary:

libssh could be made to crash if it received specially crafted network
traffic.

Software Description:
- libssh: A tiny C SSH library

Details:

It was discovered that libssh incorrectly handled certain kexinit packets=
=2E
A remote attacker could possibly use this issue to cause libssh to crash,=

resulting in a denial of service.

Update instructions:

The problem can be corrected by updating your system to the following
package versions:

Ubuntu 14.10:
libssh-4 0.6.3-2ubuntu1.1

Ubuntu 14.04 LTS:
libssh-4 0.6.1-0ubuntu3.1

Ubuntu 12.04 LTS:
libssh-4 0.5.2-1ubuntu0.12.04.4

In general, a standard system update will make all the necessary changes.=


References:
http://www.ubuntu.com/usn/usn-2478-1
CVE-2014-8132

Package Information:
https://launchpad.net/ubuntu/+source/libssh/0.6.3-2ubuntu1.1
https://launchpad.net/ubuntu/+source/libssh/0.6.1-0ubuntu3.1
https://launchpad.net/ubuntu/+source/libssh/0.5.2-1ubuntu0.12.04.4

 

TOP