USN-4040-2: Expat vulnerability
expat vulnerability
A security issue affects these releases of Ubuntu and its derivatives:
- Ubuntu 14.04 ESM
- Ubuntu 12.04 ESM
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
USN-4040-1 fixed a vulnerability in expat. This update provides
the corresponding update for Ubuntu 12.04 ESM and Ubuntu 14.04 ESM.
Original advisory 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 14.04 ESM
- lib64expat1 – 2.1.0-4ubuntu1.4+esm1
- libexpat1 – 2.1.0-4ubuntu1.4+esm1
- Ubuntu 12.04 ESM
- lib64expat1 – 2.0.1-7.2ubuntu1.6
- libexpat1 – 2.0.1-7.2ubuntu1.6
To update your system, please follow these instructions: https://wiki.ubuntu.com/Security/Upgrades.
In general, a standard system update will make all the necessary changes.
References
Source: USN-4040-2: Expat vulnerability
