星球 - USN-3090-1: Pillow vulnerabilities

來自:Ubuntu security notices | 2016/10/4 5:28:40

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.





References




CVE-2014-3589,

CVE-2014-9601,

CVE-2016-0740,

CVE-2016-0775,

CVE-2016-2533