USN-3755-1: GD vulnerabilities

Releases

• Ubuntu 18.04 ESM
• Ubuntu 16.04 ESM
• Ubuntu 14.04 ESM

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

• libgd-tools - 2.2.5-4ubuntu0.2
• libgd3 - 2.2.5-4ubuntu0.2

Ubuntu 16.04

• libgd-tools - 2.1.1-4ubuntu0.16.04.10
• libgd3 - 2.1.1-4ubuntu0.16.04.10

Ubuntu 14.04

• libgd-tools - 2.1.0-3ubuntu0.10
• libgd3 - 2.1.0-3ubuntu0.10

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

References

• CVE-2018-1000222
• CVE-2018-5711