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USN-5189-1: GLib vulnerability

13 December 2021

GLib could be used to escalate privilege if it received specially crafted input.

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Releases

Packages

  • glib2.0 - GLib library of C routines

Details

It was discovered that GLib incorrectly handled certain environment variables.
An attacker could possibly use this issue to escalate privileges.

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 18.04
Ubuntu 16.04
Ubuntu 14.04

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

References

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Further reading