==========================================================================
Ubuntu Security Notice USN-4056-1
July 15, 2019

exiv2 vulnerabilities
==========================================================================

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

- Ubuntu 19.04
- Ubuntu 18.10
- Ubuntu 18.04 LTS
- Ubuntu 16.04 LTS

Summary:

Several security issues were fixed in Exiv2.

Software Description:
- exiv2: EXIF/IPTC/XMP metadata manipulation tool

Details:

It was discovered that Exiv2 incorrectly handled certain PSD files.
An attacker could possibly use this issue to cause a denial of service.
(CVE-2018-19107, CVE-2018-19108)

It was discovered that Exiv2 incorrectly handled certain PNG files.
An attacker could possibly use this issue to cause a denial of service.
(CVE-2018-19535, CVE-2019-13112)

It was discovered that Exiv2 incorrectly handled certain CRW files.
An attacker could possibly use this issue to cause a denial of service.
(CVE-2019-13110, CVE-2019-13113)

It was discovered that incorrectly handled certain HTTP requests.
An attacker could possibly use this issue to cause a denial of service.
(CVE-2019-13114)

Update instructions:

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

Ubuntu 19.04:
  exiv2                           0.25-4ubuntu1.1
  libexiv2-14                     0.25-4ubuntu1.1

Ubuntu 18.10:
  exiv2                           0.25-4ubuntu0.2
  libexiv2-14                     0.25-4ubuntu0.2

Ubuntu 18.04 LTS:
  exiv2                           0.25-3.1ubuntu0.18.04.3
  libexiv2-14                     0.25-3.1ubuntu0.18.04.3

Ubuntu 16.04 LTS:
  exiv2                           0.25-2.1ubuntu16.04.4
  libexiv2-14                     0.25-2.1ubuntu16.04.4

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

References:
  https://usn.ubuntu.com/4056-1
  CVE-2018-19107, CVE-2018-19108, CVE-2018-19535, CVE-2019-13110,
  CVE-2019-13112, CVE-2019-13113, CVE-2019-13114

Package Information:
  https://launchpad.net/ubuntu/+source/exiv2/0.25-4ubuntu1.1
  https://launchpad.net/ubuntu/+source/exiv2/0.25-4ubuntu0.2
  https://launchpad.net/ubuntu/+source/exiv2/0.25-3.1ubuntu0.18.04.3
  https://launchpad.net/ubuntu/+source/exiv2/0.25-2.1ubuntu16.04.4