Explore top 10 tips to secure your open-source projects now. Read More

×
Alerts This Week
Warning Icon 1 543
Alerts This Week
Warning Icon 1 543

Ubuntu 14.04 ESM USN-4656-2 Moderate: X.Org X Server Escalation Risk

ubuntu
Calendar Grey December 7, 2020
Dist Ubuntu Esm H88
Numerous security issues were addressed in the X.Org X Server impacting Ubuntu 14.04 ESM, necessitating system upgrades.
Several security issues were fixed in X.Org X Server.

Summary

Several security issues were fixed in X.Org X Server.

Software Description:

- xorg-server: X.Org X11 server

Details:

USN-4656-1 fixed several vulnerabilities in X.Org. This update provides

the corresponding update for Ubuntu 14.04 ESM.

Original advisory details:

Jan-Niklas Sohn discovered that the X.Org X Server XKB extension

incorrectly handled certain inputs. A local attacker could possibly use

this issue to escalate privileges.

Topics%20covered

Topics Covered

security advisory moderate privilege escalation ubuntu xorg-server escalation risk

Update Instructions

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

Ubuntu 14.04 ESM:
  xserver-xorg-core               2:1.15.1-0ubuntu2.11+esm3

After a standard system update you need to reboot your computer to make all
the necessary changes.

References

https://ubuntu.com/security/notices/USN-4656-2

https://ubuntu.com/security/notices/USN-4656-1

CVE-2020-14360, CVE-2020-25712

December 07, 2020

Topics%20covered

Topics Covered

security advisory moderate privilege escalation ubuntu xorg-server escalation risk

Package Information

Get the latest News and Insights

Get the latest Linux and open source security news straight to your inbox.