[USN-3601-1] Memcached vulnerability

[Marc Deslauriers]

==========================================================================
Ubuntu Security Notice USN-3601-1
March 19, 2018

memcached vulnerability
==========================================================================

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

- Ubuntu 17.10
- Ubuntu 16.04 LTS
- Ubuntu 14.04 LTS

Summary:

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

Software Description:
- memcached: high-performance memory object caching system

Details:

It was discovered that Memcached incorrectly handled reusing certain items.
A remote attacker could possibly use this issue to cause Memcached 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 17.10:
  memcached                       1.4.33-1ubuntu3.3

Ubuntu 16.04 LTS:
  memcached                       1.4.25-2ubuntu1.4

Ubuntu 14.04 LTS:
  memcached                       1.4.14-0ubuntu9.3

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

References:
  https://usn.ubuntu.com/usn/usn-3601-1
  CVE-2018-1000127

Package Information:
  https://launchpad.net/ubuntu/+source/memcached/1.4.33-1ubuntu3.3
  https://launchpad.net/ubuntu/+source/memcached/1.4.25-2ubuntu1.4
  https://launchpad.net/ubuntu/+source/memcached/1.4.14-0ubuntu9.3

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