1. Ubuntu Security Notices
  2. USN-5437-1

USN-5437-1: libXfixes vulnerability

Publication date

23 May 2022

Overview

libXfixes could be made to crash or run programs if it received specially crafted input.

Releases

Packages

  • libxfixes - X11 miscellaneous fixes extension library

Details

Tobias Stoeckmann discovered that libXfixes incorrectly handled certain
inputs. An attacker could possibly use this issue to cause a denial
of service, or possibly execute arbitrary code.

Tobias Stoeckmann discovered that libXfixes incorrectly handled certain
inputs. An attacker could possibly use this issue to cause 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
16.04 xenial libxfixes3 –  1:5.0.1-2ubuntu0.1~esm1  

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References

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