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Ubuntu 24.04 LTS USN-6768-1 Critical GLib Spoofing Risk

ubuntu
Calendar Grey May 9, 2024
Dist Ubuntu Esm H88
Ubuntu's latest GLib security advisory addresses vulnerabilities tied to forged D-Bus signals, affecting multiple Linux distributions. Users should update quickly to reduce risks
GLib could be made to accept spoofed D-Bus signals.

Summary

A security issue affects these releases of Ubuntu and its derivatives: - Ubuntu 24.04 LTS - Ubuntu 23.10 - Ubuntu 22.04 LTS - Ubuntu 20.04 LTS Summary: GLib could be made to accept spoofed D-Bus signals. Software Description: - 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.

Topics%20covered

Topics Covered

security advisory critical privilege escalation Ubuntu spoofing glib D-Bus

Update Instructions

The problem can be corrected by updating your system to the following package versions: Ubuntu 24.04 LTS libglib2.0-0t64 2.80.0-6ubuntu3.1 libglib2.0-bin 2.80.0-6ubuntu3.1 Ubuntu 23.10 libglib2.0-0 2.78.0-2ubuntu0.1 libglib2.0-bin 2.78.0-2ubuntu0.1 Ubuntu 22.04 LTS libglib2.0-0 2.72.4-0ubuntu2.3 libglib2.0-bin 2.72.4-0ubuntu2.3 Ubuntu 20.04 LTS libglib2.0-0 2.64.6-1~ubuntu20.04.7 libglib2.0-bin 2.64.6-1~ubuntu20.04.7 After a standard system update you need to reboot your computer to make all the necessary changes.

References

https://ubuntu.com/security/notices/USN-6768-1

CVE-2024-34397

Severity
critical
Lowest
Low
Medium
High
Critical

Ubuntu Security Notice USN-6768-1

Topics%20covered

Topics Covered

security advisory critical privilege escalation Ubuntu spoofing glib D-Bus

Package Information

https://launchpad.net/ubuntu/+source/glib2.0/2.80.0-6ubuntu3.1 https://launchpad.net/ubuntu/+source/glib2.0/2.78.0-2ubuntu0.1 https://launchpad.net/ubuntu/+source/glib2.0/2.72.4-0ubuntu2.3 https://launchpad.net/ubuntu/+source/glib2.0/2.64.6-1~ubuntu20.04.7

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