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Published: 12 November 2019

Improper conditions check in the voltage modulation interface for some Intel(R) Xeon(R) Scalable Processors may allow a privileged user to potentially enable denial of service via local access.

From the Ubuntu security team

It was discovered that certain Intel Xeon processors did not properly restrict access to a voltage modulation interface. A local privileged attacker could use this to cause a denial of service (system crash).



CVSS 3 base score: 6.0


Package Release Status
Launchpad, Ubuntu, Debian
Upstream Needs triage

Ubuntu 18.04 LTS (Bionic Beaver)
Released (3.20191112-0ubuntu0.18.04.2)
Ubuntu 16.04 ESM (Xenial Xerus)
Released (3.20191112-0ubuntu0.16.04.2)
Ubuntu 14.04 ESM (Trusty Tahr)
Released (3.20191112-0ubuntu0.14.04.2)