1. Ubuntu Security Notices
  2. USN-4631-1

USN-4631-1: libmaxminddb vulnerability

Publication date

12 November 2020

Overview

libmaxminddb could be made to crash if it received specially crafted data.

Releases

Packages

Details

It was discovered that libmaxminddb incorrectly handled certain memory
operations. A remote attacker could possibly use this issue to cause
applications using libmaxminddb to crash, resulting in a denial of service.

It was discovered that libmaxminddb incorrectly handled certain memory
operations. A remote attacker could possibly use this issue to cause
applications using libmaxminddb to crash, resulting in a denial of service.

Update instructions

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

Learn more about how to get the fixes.

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

Ubuntu Release Package Version
20.10 groovy libmaxminddb0 –  1.4.2-0ubuntu1.20.10.1
20.04 focal libmaxminddb0 –  1.4.2-0ubuntu1.20.04.1

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References

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