CVE-2019-11139

Publication date 12 November 2019

Last updated 24 July 2024

Ubuntu priority

Cvss 3 Severity Score

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).

Read the notes from the security team

Status

Show unmaintained releases

Package	Ubuntu Release	Status
intel-microcode	19.10 eoan	Fixed 3.20191112-0ubuntu0.19.10.2
	19.04 disco	Fixed 3.20191112-0ubuntu0.19.04.2
	18.04 LTS bionic	Fixed 3.20191112-0ubuntu0.18.04.2
	16.04 LTS xenial	Fixed 3.20191112-0ubuntu0.16.04.2
	14.04 LTS trusty	Fixed 3.20191112-0ubuntu0.14.04.2 Ubuntu Pro

Get expanded security coverage with Ubuntu Pro

Reduce your average CVE exposure time from 98 days to 1 day with expanded CVE patching, ten-years security maintenance and optional support for the full stack of open-source applications. Free for personal use.

Get Ubuntu Pro

Notes

tyhicks

This issue only affects processors manufactured by Intel Kernel changes are not needed to mitigate this issue

Severity score breakdown

Parameter	Value
Base score	6.0 · Medium
Attack vector	Local
Attack complexity	Low
Privileges required	High
User interaction	None
Scope	Changed
Confidentiality	None
Integrity impact	None
Availability impact	High
Vector	CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:C/C:N/I:N/A:H