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USN-3755-1: GD vulnerabilities

27 August 2018

Several security issues were fixed in GD.

Releases

Packages

  • libgd2 - GD Graphics Library

Details

It was discovered that GD incorrectly handled certain images.
An attacker could possibly use this issue to execute arbitrary code.
(CVE-2018-1000222)

It was discovered that GD incorrectly handled certain GIF files.
An attacker could possibly use this issue to cause a denial of service.
(CVE-2018-5711)

Update instructions

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

Ubuntu 18.04
Ubuntu 16.04
Ubuntu 14.04

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