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Ubuntu Security Notice USN-3706-2
July 10, 2018

libjpeg-turbo vulnerabilities
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A security issue affects these releases of Ubuntu and its derivatives:

- Ubuntu 12.04 ESM

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:

USN-3706-1 fixed a vulnerability in libjpeg-turbo. This update provides
the corresponding update for Ubuntu 12.04 ESM.

Original advisory 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 12.04 ESM:
  libjpeg-turbo8                  1.1.90+svn733-0ubuntu4.5

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

References:
  https://usn.ubuntu.com/usn/usn-3706-2
  https://usn.ubuntu.com/usn/usn-3706-1
  CVE-2014-9092, CVE-2016-3616, CVE-2018-11212, CVE-2018-11213,
  CVE-2018-11214, CVE-2018-1152