USN-3356-2: Expat vulnerability
Ubuntu Security Notice USN-3356-2
19th July, 2017
expat vulnerability
A security issue affects these releases of Ubuntu and its derivatives:
- Ubuntu 12.04 LTS
Summary
Expat could be made to hang if it received specially crafted input.
Software description
- expat - XML parsing C library
Details
USN-3356-1 fix a vulnerability in Expat. This update provides
the corresponding udpate for Ubuntu 12.04 ESM.
Original advisory details:
It was discovered that Expat incorrectly handled certain external entities.
A remote attacker could possibly use this issue to cause Expat to hang,
resulting in a denial of service.
Update instructions
The problem can be corrected by updating your system to the following package version:
- Ubuntu 12.04 LTS:
- libexpat1 2.0.1-7.2ubuntu1.5
- lib64expat1 2.0.1-7.2ubuntu1.5
To update your system, please follow these instructions: http://ift.tt/17VXqjU.
In general, a standard system update will make all the necessary changes.
References
from Ubuntu Security Notices http://ift.tt/2u8SoA7