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Ubuntu Security Notice USN-2190-1
May 01, 2014

jbigkit vulnerability

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

• Ubuntu 14.04 LTS
• Ubuntu 13.10
• Ubuntu 12.10

Summary:

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

Details:

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

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

References:
http://www.ubuntu.com/usn/usn-2190-1
CVE-2013-6369

Package Information:
https://launchpad.net/ubuntu/+source/jbigkit/2.0-2ubuntu4.1
https://launchpad.net/ubuntu/+source/jbigkit/2.0-2ubuntu1.13.10.1
https://launchpad.net/ubuntu/+source/jbigkit/2.0-2ubuntu1.12.10.1

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