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USN-4125-1: Memcached vulnerability

9 September 2019

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



  • 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
Ubuntu 18.04
Ubuntu 16.04

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