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Ubuntu Security Notice USN-3706-1
July 09, 2018

libjpeg-turbo vulnerabilities
==========================================================================

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

- Ubuntu 18.04 LTS
- Ubuntu 17.10
- Ubuntu 16.04 LTS
- Ubuntu 14.04 LTS

Summary:

libjpeg-turbo could be made to crash or run programs as your login if it
opened a specially crafted file.

Software Description:
- libjpeg-turbo: library for handling JPEG files

Details:

It was discovered that libjpeg-turbo incorrectly handled certain malformed
JPEG images. If a user or automated system were tricked into opening a
specially crafted JPEG image, a remote attacker could cause libjpeg-turbo
to crash, resulting in a denial of service, or possibly execute arbitrary
code.

Update instructions:

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

Ubuntu 18.04 LTS:
  libjpeg-turbo8                  1.5.2-0ubuntu5.18.04.1

Ubuntu 17.10:
  libjpeg-turbo8                  1.5.2-0ubuntu5.17.10.1

Ubuntu 16.04 LTS:
  libjpeg-turbo8                  1.4.2-0ubuntu3.1

Ubuntu 14.04 LTS:
  libjpeg-turbo8                  1.3.0-0ubuntu2.1

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

References:
  https://usn.ubuntu.com/usn/usn-3706-1
  CVE-2014-9092, CVE-2016-3616, CVE-2017-15232, CVE-2018-11212,
  CVE-2018-11213, CVE-2018-11214, CVE-2018-1152

Package Information:
  https://launchpad.net/ubuntu/+source/libjpeg-turbo/1.5.2-0ubuntu5.18.04.1
  https://launchpad.net/ubuntu/+source/libjpeg-turbo/1.5.2-0ubuntu5.17.10.1
  https://launchpad.net/ubuntu/+source/libjpeg-turbo/1.4.2-0ubuntu3.1
  https://launchpad.net/ubuntu/+source/libjpeg-turbo/1.3.0-0ubuntu2.1