USN-2190-1: JBIG-KIT vulnerability

1 May 2014

jbigkit vulnerability

A security issue affects these releases of Ubuntu and its derivatives:

  • Ubuntu 14.04 LTS
  • Ubuntu 13.10
  • Ubuntu 12.10


JBIG-KIT could be made to crash or run programs if it processed a specially crafted image file.

Software Description

  • jbigkit - JBIG1 data compression library


Florian Weimer discovered that JBIG-KIT incorrectly handled certain malformed images. If a user or automated system were tricked into processing a specially crafted image, JBIG-KIT could be made to crash, or possibly execute arbitrary code.

Update instructions

The problem can be corrected by updating your system to the following package versions:

Ubuntu 14.04 LTS
libjbig0 - 2.0-2ubuntu4.1
Ubuntu 13.10
libjbig0 - 2.0-2ubuntu1.13.10.1
Ubuntu 12.10
libjbig0 - 2.0-2ubuntu1.12.10.1

To update your system, please follow these instructions:

In general, a standard system update will make all the necessary changes.