Ubuntu Security Notice 3229-1 - 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. 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. Various other issues were also addressed.
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Ubuntu Security Notice USN-3229-1
March 13, 2017
python-imaging vulnerabilities
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A security issue affects these releases of Ubuntu and its derivatives:
- Ubuntu 12.04 LTS
Summary:
Several security issues were fixed in the Python Imaging Library.
Software Description:
- python-imaging: Python Imaging Library
Details:
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)
Update instructions:
The problem can be corrected by updating your system to the following
package versions:
Ubuntu 12.04 LTS:
python-imaging 1.1.7-4ubuntu0.12.04.3
In general, a standard system update will make all the necessary changes.
References:
https://www.ubuntu.com/usn/usn-3229-1
CVE-2014-9601, CVE-2016-9189, CVE-2016-9190
Package Information:
https://launchpad.net/ubuntu/+source/python-imaging/1.1.7-4ubuntu0.12.04.3