USN-3410-1: GD library vulnerability

Ubuntu Security Notice USN-3410-1

5th September, 2017

libgd2 vulnerability

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

Ubuntu 17.04
Ubuntu 16.04 LTS
Ubuntu 14.04 LTS

Summary

GD library could be made to crash if it opened a specially crafted
file.

Software description

libgd2
– GD Graphics Library

Details

It was discovered that the GD Graphics Library (aka libgd) incorrectly handled
certain malformed PNG images. A remote attacker could use this issue to cause the GD Graphics Library
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 version:

Ubuntu 17.04:: libgd3

2.2.4-2ubuntu0.3; libgd-tools

2.2.4-2ubuntu0.3
Ubuntu 16.04 LTS:: libgd3

2.1.1-4ubuntu0.16.04.8; libgd-tools

2.1.1-4ubuntu0.16.04.8
Ubuntu 14.04 LTS:: libgd3

2.1.0-3ubuntu0.8; libgd-tools

2.1.0-3ubuntu0.8

To update your system, please follow these instructions:
https://wiki.ubuntu.com/Security/Upgrades.

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

References

CVE-2017-6362

Source: USN-3410-1: GD library vulnerability

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