=========================================================================Ubuntu Security Notice USN-3230-1
March 13, 2017
pillow vulnerabilities
=========================================================================
A security issue affects these releases of Ubuntu and its derivatives:
- Ubuntu 16.10
- Ubuntu 16.04 LTS
- Ubuntu 14.04 LTS
Summary:
Several security issues were fixed in Pillow.
Software Description:
- pillow: Python Imaging Library
Details:
It was discovered that Pillow incorrectly handled certain compressed text
chunks in PNG images. A remote attacker could possibly use this issue to
cause Pillow to crash, resulting in a denial of service. This issue only
affected Ubuntu 14.04 LTS. (CVE-2014-9601)
Cris Neckar discovered that Pillow incorrectly handled certain malformed
images. A remote attacker could use this issue to cause Pillow to crash,
resulting in a denial of service, or possibly obtain sensitive information.
(CVE-2016-9189)
Cris Neckar discovered that Pillow incorrectly handled certain malformed
images. A remote attacker could use this issue to cause Pillow 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 16.10:
python-imaging 3.3.1-1ubuntu0.1
python-pil 3.3.1-1ubuntu0.1
python3-pil 3.3.1-1ubuntu0.1
Ubuntu 16.04 LTS:
python-imaging 3.1.2-0ubuntu1.1
python-pil 3.1.2-0ubuntu1.1
python3-pil 3.1.2-0ubuntu1.1
Ubuntu 14.04 LTS:
python-imaging 2.3.0-1ubuntu3.4
python-pil 2.3.0-1ubuntu3.4
python3-imaging 2.3.0-1ubuntu3.4
python3-pil 2.3.0-1ubuntu3.4
In general, a standard system update will make all the necessary changes.
References:
https://ubuntu.com/security/notices/USN-3230-1
CVE-2014-9601, CVE-2016-9189, CVE-2016-9190
Package Information:
https://launchpad.net/ubuntu/+source/pillow/3.3.1-1ubuntu0.1
https://launchpad.net/ubuntu/+source/pillow/3.1.2-0ubuntu1.1
https://launchpad.net/ubuntu/+source/pillow/2.3.0-1ubuntu3.4
