USN-3060-1: GD library vulnerabilities

Releases

• Ubuntu 16.04 ESM
• Ubuntu 14.04 ESM

Packages

• libgd2 - GD Graphics Library

Details

It was discovered that the GD library incorrectly handled certain malformed
TGA images. If a user or automated system were tricked into processing a
specially crafted TGA image, an attacker could cause a denial of service.
(CVE-2016-6132, CVE-2016-6214)

It was discovered that the GD library incorrectly handled memory when using
gdImageScale(). A remote attacker could possibly use this issue to cause a
denial of service or possibly execute arbitrary code. (CVE-2016-6207)

Update instructions

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

Ubuntu 16.04

• libgd3 - 2.1.1-4ubuntu0.16.04.3

Ubuntu 14.04

• libgd3 - 2.1.0-3ubuntu0.3

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

References

• CVE-2016-6132
• CVE-2016-6207
• CVE-2016-6214