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USN-3622-1: Wayland vulnerability

9 April 2018

Wayland could be made to crash or run programs if it opened a specially crafted file.

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Releases

Packages

  • wayland - Wayland compositor infrastructure

Details

It was discovered that the Wayland Xcursor support incorrectly handled
certain files. An attacker could use these issues to cause Wayland to
crash, resulting in 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 17.10
Ubuntu 16.04
Ubuntu 14.04

After a standard system update you need to reboot your computer to make
all the necessary changes.

References

Related notices

  • USN-3501-1: libxcursor, libxcursor-dev, libxcursor1-udeb, libxcursor1

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Further reading