USN-3809-1: OpenSSH vulnerabilities

06 November 2018

Several security issues were fixed in OpenSSH.

Releases

Packages

  • openssh - secure shell (SSH) for secure access to remote machines

Details

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
Ubuntu 16.04
Ubuntu 14.04

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