[USN-3809-1] OpenSSH vulnerabilities

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[USN-3809-1] OpenSSH vulnerabilities

Leonidas S. Barbosa
Ubuntu Security Notice USN-3809-1
November 06, 2018

openssh vulnerabilities

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

- Ubuntu 18.04 LTS
- Ubuntu 16.04 LTS
- Ubuntu 14.04 LTS


Several security issues were fixed in OpenSSH.

Software Description:
- openssh: secure shell (SSH) for secure access to remote machines


Robert Swiecki discovered that OpenSSH incorrectly handled certain
messages. An attacker could possibly use this issue to cause a denial
of service. This issue only affected Ubuntu 14.04 LTS and Ubuntu 16.04
LTS. (CVE-2016-10708)

It was discovered that OpenSSH incorrectly handled certain requests.
An attacker could possibly use this issue to access sensitive
information. (CVE-2018-15473)

Update instructions:

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

Ubuntu 18.04 LTS:
  openssh-server                  1:7.6p1-4ubuntu0.1

Ubuntu 16.04 LTS:
  openssh-server                  1:7.2p2-4ubuntu2.6

Ubuntu 14.04 LTS:
  openssh-server                  1:6.6p1-2ubuntu2.11

In general, a standard system update will makVe all the necessary

  CVE-2016-10708, CVE-2018-15473

Package Information:
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