1. Ubuntu Security Notices
  2. USN-6768-1

USN-6768-1: GLib vulnerability

Publication date

9 May 2024

Overview

GLib could be made to accept spoofed D-Bus signals.

Releases

Packages

  • glib2.0 - GLib library of C routines

Details

Alicia Boya García discovered that GLib incorrectly handled signal
subscriptions. A local attacker could use this issue to spoof D-Bus signals
resulting in a variety of impacts including possible privilege escalation.

Alicia Boya García discovered that GLib incorrectly handled signal
subscriptions. A local attacker could use this issue to spoof D-Bus signals
resulting in a variety of impacts including possible privilege escalation.

Update instructions

After a standard system update you need to reboot your computer to 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
24.04 noble libglib2.0-0t64 –  2.80.0-6ubuntu3.1
libglib2.0-bin –  2.80.0-6ubuntu3.1
23.10 mantic libglib2.0-0 –  2.78.0-2ubuntu0.1
libglib2.0-bin –  2.78.0-2ubuntu0.1
22.04 jammy libglib2.0-0 –  2.72.4-0ubuntu2.3
libglib2.0-bin –  2.72.4-0ubuntu2.3
20.04 focal libglib2.0-0 –  2.64.6-1~ubuntu20.04.7
libglib2.0-bin –  2.64.6-1~ubuntu20.04.7

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References

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