[USN-4125-1] Memcached vulnerability

Leonidas S. Barbosa leo.barbosa at canonical.com
Mon Sep 9 16:14:13 UTC 2019

Ubuntu Security Notice USN-4125-1
September 09, 2019

memcached vulnerability

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

- Ubuntu 19.04
- Ubuntu 18.04 LTS
- Ubuntu 16.04 LTS


Memcached could be made to expose sensitive information if it
received a specially crafted UNIX socket.

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


It was discovered that Memcached incorrectly handled certain UNIX sockets.
An attacker could possibly use this issue to access sensitive information.

Update instructions:

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

Ubuntu 19.04:
  memcached                       1.5.10-0ubuntu1.19.04.2

Ubuntu 18.04 LTS:
  memcached                       1.5.6-0ubuntu1.2

Ubuntu 16.04 LTS:
  memcached                       1.4.25-2ubuntu1.5

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


Package Information:
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