1. Ubuntu Security Notices
  2. USN-3900-1

USN-3900-1: GD vulnerabilities

Publication date

28 February 2019

Overview

Several security issues were fixed in GD.

Releases

Packages

  • libgd2 - GD Graphics Library

Details

It was discovered that GD incorrectly handled memory when processing
certain images. A remote attacker could use this issue with a specially
crafted image file to cause GD to crash, resulting in a denial of service,
or possibly execute arbitrary code.

It was discovered that GD incorrectly handled memory when processing
certain images. A remote attacker could use this issue with a specially
crafted image file to cause GD to crash, resulting in a denial of service,
or possibly execute arbitrary code.

Update instructions

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

Learn more about how to get the fixes.

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

Ubuntu Release Package Version
18.10 cosmic libgd-tools –  2.2.5-4ubuntu1.1
libgd3 –  2.2.5-4ubuntu1.1
18.04 bionic libgd-tools –  2.2.5-4ubuntu0.3
libgd3 –  2.2.5-4ubuntu0.3
16.04 xenial libgd-tools –  2.1.1-4ubuntu0.16.04.11
libgd3 –  2.1.1-4ubuntu0.16.04.11
14.04 trusty libgd-tools –  2.1.0-3ubuntu0.11
libgd3 –  2.1.0-3ubuntu0.11

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References

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