Several security issues were fixed in the Python Imaging Library.
It was discovered that the Python Imaging Library incorrectly handled certain compressed text chunks in PNG images. A remote attacker could possibly use this issue to cause the Python Imaging Library to crash, resulting in a denial of service. (CVE-2014-9601)
13 March 2017
A security issue affects these releases of Ubuntu and its derivatives:
Several security issues were fixed in the Python Imaging Library.
It was discovered that the Python Imaging Library incorrectly handled certain compressed text chunks in PNG images. A remote attacker could possibly use this issue to cause the Python Imaging Library to crash, resulting in a denial of service. (CVE-2014-9601)
Cris Neckar discovered that the Python Imaging Library incorrectly handled certain malformed images. A remote attacker could use this issue to cause the Python Imaging Library to crash, resulting in a denial of service, or possibly obtain sensitive information. (CVE-2016-9189)
Cris Neckar discovered that the Python Imaging Library incorrectly handled certain malformed images. A remote attacker could use this issue to cause the Python Imaging Library to crash, resulting in a denial of service, or possibly execute arbitrary code. (CVE-2016-9190)
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.
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