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Ubuntu 16.04 LTS: USN-7052-1 critical: GNOME Shell extensions flaw

ubuntu
Calendar Grey October 3, 2024
Dist Ubuntu Esm H88
Address vulnerabilities in the GNOME Shell for Ubuntu 16.04 LTS by applying the recent software patch, USN-7052-1.
Several security issues were fixed in GNOME Shell.

Summary

Several security issues were fixed in GNOME Shell.

Software Description:

- gnome-shell: graphical shell for the GNOME desktop

Details:

It was discovered that GNOME Shell mishandled extensions that fail to

reload, possibly leading to extensions staying enabled on the lock screen.

An attacker could possibly use this issue to launch applications, view

sensitive information, or execute arbitrary commands. (CVE-2017-8288)

It was discovered that the GNOME Shell incorrectly handled certain

keyboard inputs. An attacker could possibly use this issue to invoke

keyboard shortcuts, and potentially other actions while the workstation

was locked. (CVE-2019-3820)

Topics%20covered

Topics Covered

security advisory security issue critical software update DoS Ubuntu GNOME Shell

Update Instructions

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

Ubuntu 16.04 LTS
   gnome-shell                     3.18.5-0ubuntu0.3+esm1
                                   Available with Ubuntu Pro

After a standard system update you need to restart your session to make all
the necessary changes.

References

  https://ubuntu.com/security/notices/USN-7052-1

  CVE-2017-8288, CVE-2019-3820

Severity
critical
Lowest
Low
Medium
High
Critical

Topics%20covered

Topics Covered

security advisory security issue critical software update DoS Ubuntu GNOME Shell

Package Information

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