CVE-2019-3016

CVE Details

Release Date:	2020-01-31
Impact:	None	What is this?

Description

In a Linux KVM guest that has PV TLB enabled, a process in the guest kernel may be able to read memory locations from another process in the same guest. This problem is limit to the host running linux kernel 4.10 with a guest running linux kernel 4.16 or later. The problem mainly affects AMD processors but Intel CPUs cannot be ruled out.

See more information about CVE-2019-3016 from MITRE CVE dictionary and NIST NVD

NOTE: The following CVSS metrics and score provided are preliminary and subject to review.

CVSS v3 metrics

Base Score:	4.7
Vector String:	CVSS:3.0/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:N/A:N
Version:	3.0
Attack Vector:	Local
Attack Complexity:	High
Privileges Required:	Low
User Interaction:	None
Scope:	Unchanged
Confidentiality Impact:	High
Integrity Impact:	None
Availability Impact:	None

Errata information

Platform	Errata	Release Date
Oracle Linux version 7 (kernel-uek)	ELSA-2020-5526	2020-01-30
Oracle Linux version 7 (kernel-uek)	ELSA-2020-5528	2020-01-30
Oracle Linux version 7 (kernel-uek)	ELSA-2020-5533	2020-02-10
Oracle Linux version 8 (kernel)	ELSA-2020-3010	2020-07-24