Ubuntu Security Notice USN-3090-1
27th September, 2016
Pillow vulnerabilities
A security issue affects these releases of Ubuntu and its
derivatives:
- Ubuntu 14.04 LTS
Summary
Pillow could be made to crash if it received specially crafted input or opened
a specially crafted file.
Software description
- pillow
– Python Imaging Library compatibility layer
Details
It was discovered that a flaw in processing a compressed text chunk in
a PNG image could cause the image to have a large size when decompressed,
potentially leading to a denial of service. (CVE-2014-9601)
Andrew Drake discovered that Pillow incorrectly validated input. A remote
attacker could use this to cause Pillow to crash, resulting in a denial
of service. (CVE-2014-3589)
Eric Soroos discovered that Pillow incorrectly handled certain malformed
FLI, Tiff, and PhotoCD files. A remote attacker could use this issue to
cause Pillow to crash, resulting in a denial of service.
(CVE-2016-0740, CVE-2016-0775, CVE-2016-2533)
Update instructions
The problem can be corrected by updating your system to the following
package version:
- Ubuntu 14.04 LTS:
-
python-imaging
2.3.0-1ubuntu3.2
-
python3-pil
2.3.0-1ubuntu3.2
-
python-pil
2.3.0-1ubuntu3.2
-
python3-imaging
2.3.0-1ubuntu3.2
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.