USN-4040-1: Expat vulnerability

expat vulnerability

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

• Ubuntu 19.04


• Ubuntu 18.10


• Ubuntu 18.04 LTS


• Ubuntu 16.04 LTS

Summary

Expat could be made to consume a high amount of RAM and CPU resources
if it received a specially crafted XML file.

Software Description

• expat - XML parsing C library

Details

It was discovered that Expat incorrectly handled certain XML files.
An attacker could possibly use this issue to cause a denial of service.

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 LTS

Ubuntu 16.04 LTS

To update your system, please follow these instructions: