1. Ubuntu Security Notices
  2. USN-6963-1

USN-6963-1: GNOME Shell vulnerability

Publication date

15 August 2024

Overview

GNOME Shell could allow unintended access to network services.

Releases

Packages

Details

It was discovered that GNOME Shell incorrectly opened the portal helper
automatically when detecting a captive network portal. A remote attacker
could possibly use this issue to load arbitrary web pages containing
JavaScript, leading to resource consumption or other attacks.

It was discovered that GNOME Shell incorrectly opened the portal helper
automatically when detecting a captive network portal. A remote attacker
could possibly use this issue to load arbitrary web pages containing
JavaScript, leading to resource consumption or other attacks.

Update instructions

After a standard system update you need to restart your session 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 gnome-shell –  46.0-0ubuntu6~24.04.3
22.04 jammy gnome-shell –  42.9-0ubuntu2.2
20.04 focal gnome-shell –  3.36.9-0ubuntu0.20.04.4

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References

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