USN-3737-1: GDM vulnerability

13 August 2018

GDM could be made to crash or run programs as the administrator.

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Releases

Packages

  • gdm3 - GNOME Display Manager

Details

A use-after-free was discovered in GDM. A local user could exploit this to
cause a denial of service, or potentially execute arbitrary code as the
administrator.

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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.

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Update instructions

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

Ubuntu 18.04

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

References

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Further reading