Several security issues were fixed in Expat.
It was discovered that Expat unexpectedly called srand in certain circumstances. This could reduce the security of calling applications. (CVE-2012-6702)
20 June 2016
A security issue affects these releases of Ubuntu and its derivatives:
Several security issues were fixed in Expat.
It was discovered that Expat unexpectedly called srand in certain circumstances. This could reduce the security of calling applications. (CVE-2012-6702)
It was discovered that Expat incorrectly handled seeding the random number generator. A remote attacker could possibly use this issue to cause a denial of service. (CVE-2016-5300)
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.
After a standard system upgrade you need to restart any applications linked against Expat to effect the necessary changes.