Apache Standard Taglibs loaded external XML entities.
David Jorm discovered that the Apache Standard Taglibs incorrectly handled external XML entities. A remote attacker could possibly use this issue to execute arbitrary code or perform other external XML entity attacks.
30 March 2015
A security issue affects these releases of Ubuntu and its derivatives:
Apache Standard Taglibs loaded external XML entities.
David Jorm discovered that the Apache Standard Taglibs incorrectly handled external XML entities. A remote attacker could possibly use this issue to execute arbitrary code or perform other external XML entity attacks.
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.