USN-4316-2: GD Graphics Library vulnerabilities
libgd2 vulnerabilities
A security issue affects these releases of Ubuntu and its derivatives:
- Ubuntu 14.04 ESM
Summary
Several security issues were fixed in GD Graphics Library.
Software Description
- libgd2 – Open source code library for the dynamic creation of images
Details
USN-4316-1 fixed a vulnerability in GD Graphics Library. This update provides
the corresponding update for Ubuntu 14.04 ESM.
Original advisory details:
It was discovered that GD Graphics Library incorrectly handled cloning an
image. An attacker could possibly use this issue to cause GD Graphics Library
to crash, resulting in a denial of service. (CVE-2018-14553)
It was discovered that GD Graphics Library incorrectly handled loading images
from X bitmap format files. An attacker could possibly use this issue to cause
GD Graphics Library to crash, resulting in a denial of service, or to disclose
contents of the stack that has been left there by previous code. (CVE-2019-11038)
Update instructions
The problem can be corrected by updating your system to the following package versions:
- Ubuntu 14.04 ESM
- libgd-tools – 2.1.0-3ubuntu0.11+esm1
- libgd3 – 2.1.0-3ubuntu0.11+esm1
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
Source: USN-4316-2: GD Graphics Library vulnerabilities
