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

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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