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USN-3963-1: Memcached vulnerability

1 May 2019

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

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Ubuntu Pro provides ten-year security coverage to 25,000+ packages in Main and Universe repositories, and it is free for up to five machines.

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Releases

Packages

  • memcached - high-performance memory object caching system

Details

It was discovered that Memcached incorrectly handled certain lru command
messages. A remote attacker could possibly use this issue to cause
Memcached to crash, resulting in a denial of service.

Reduce your security exposure

Ubuntu Pro provides ten-year security coverage to 25,000+ packages in Main and Universe repositories, and it is free for up to five machines.

Learn more about Ubuntu Pro

Update instructions

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

Ubuntu 19.04
Ubuntu 18.10
Ubuntu 18.04

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

References