Apache Fop would allow unintended access to files over the network or could be made to crash.
Pierre Ernst discovered that Apache Fop incorrectly handled XML external entities. A remote attacker could possibly use this issue to obtain sensitive files from the filesystem, or cause a denial of service.
9 May 2017
A security issue affects these releases of Ubuntu and its derivatives:
Apache Fop would allow unintended access to files over the network or could be made to crash.
Pierre Ernst discovered that Apache Fop incorrectly handled XML external entities. A remote attacker could possibly use this issue to obtain sensitive files from the filesystem, or cause a denial of service.
The problem can be corrected by updating your system to the following package versions:
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.