USN-5437-1: libXfixes vulnerability

23 May 2022

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

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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.

Reduce your security exposure

Ubuntu Pro provides ten-year security coverage to 25,000+ packages in Main and Universe repositories, and it is free for up to five machines.

Learn more about Ubuntu Pro

Update instructions

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

Ubuntu 16.04

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

References

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Further reading