CVE-2020-2732

CVE Details

Release Date:

2020-04-08

Description

A flaw was discovered in the way that the KVM hypervisor handled instruction emulation for an L2 guest when nested virtualisation is enabled. Under some circumstances, an L2 guest may trick the L0 guest into accessing sensitive L1 resources that should be inaccessible to the L2 guest.

See more information about CVE-2020-2732 from MITRE CVE dictionary and NIST NVD

CVSS v3.0 metrics

NOTE: The following CVSS v3.0 metrics and score provided are preliminary and subject to review.

Base Score:	6.8	Base Metrics:	AV:A/AC:L/PR:L/UI:N/S:C/C:H/I:N/A:N
Access Vector:	Adjacent network	Attack Complexity:	Low
Privileges Required:	Low	User Interaction:	None
Scope:	Changed	Confidentiality Impact:	High
Integrity Impact:	None	Availability Impact:	None

Errata information

Platform	Errata	Release Date
Oracle Linux version 6 (kernel-uek)	ELSA-2020-5542	2020-02-24
Oracle Linux version 6 (kernel-uek)	ELSA-2020-5543	2020-02-24
Oracle Linux version 7 (kernel)	ELSA-2020-4060	2020-10-06
Oracle Linux version 7 (kernel-uek)	ELSA-2020-5540	2020-02-24
Oracle Linux version 7 (kernel-uek)	ELSA-2020-5542	2020-02-24
Oracle Linux version 7 (kernel-uek)	ELSA-2020-5543	2020-02-24
Oracle Linux version 8 (kernel)	ELSA-2020-2102	2020-05-13
Oracle VM version 3.4 (kernel-uek)	OVMSA-2020-0008	2020-03-06

This page is generated automatically and has not been checked for errors or omissions. For clarification or corrections please contact the Oracle Linux ULN team